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Colorado Operators

Operators

13 ENTERPRISES LLC
31 OPERATING
44 CANYON LLC
4-H OPERATING CORPORATION
54 OIL COMPANY
8 NORTH LLC
A A PRODUCTION INC
ABBOTT*J.C.
A B CHASE
ABCO ENERGY CORP
ABCOIL PRODUCTION INC
A & B DRILLING CO
ABERCROMBIE, INC* A L
ABERCROMBIE* J S
ABERDEEN PETROLUEM (USA) INC.
ABILENE PERFECT ENERGY JV LLC
ABLE OIL & GAS CO INC
ABRAXAS PETROLEUM CORPORATION
ACEITE ENERGY CORP
ACHESON* MELVIN
ACKMAN* EDWARD J.
ACKMAN-SCHULEIN & ASSOC., LTD
ADAMS COUNTY
ADAMS OIL COMPANY* GLEN
ADDINGTON & ASSOCIATES* H W
Addis-Boxberger
ADDIS OIL CO
ADKINS DRILLING CO INC
ADKINS OIL CO
ADOBE OIL & GAS CORPORATION
ADOBE RESOURCES CORP
ADVANCED RECOVERY SERVICES CO
ADVANCE DRILLING CO.
ADVANTAGE RESOURCES, INC
AEC OIL & GAS (USA) INC
AEON ENERGY CORP
AEXCO INC
AGAVE OIL & GAS LLC
AGGREGATE INDUSTRIES-WCR, INC
AIKINS & OWEN
AJAX OIL & DEVELOPMENT CO
A J OIL CO
AKA ENERGY GROUP LLC
ALADDIN PETROLEUM CORPORATION
ALAMO CORPORATION
ALAMOSA DRILLING INC
ALANCO ENERGY SERVICES INC
ALAN HOWARD KARCHMER LIVING TRUST
ALASKA ENERGY CORPORATION
ALASKA OIL & MINERALS CORP
ALBERT R. JONES
ALCOIL EXPLORATION INC
ALCO OIL AND GAS CORPORATION
ALEDO OIL & GAS
ALEXANDER & AMBROSE OIL CORP
ALEXANDER ENERGY CORP
ALEXANDER, HOWARD
ALFA RESOURCES
ALKAY OIL CO
ALKAY ROYALTIES
ALLAN ETAL
ALLANTE OPERATING COMPANY
ALLARDYCE* R..L.
ALLEN & ASSOCIATES INC* VINCE
ALLEN* BOB
ALLEN* H C
ALLEN OIL & GAS LLC
ALLEN* ROBERT
ALLEN & SCHRAMM INC
ALLIANCE WESTERN INC
ALLISON BROS DRILLING CO INC
ALLISON DRILLING COMPANY INC
ALLISON ESTATE* B F
ALLISON* WAYNE N
ALLISON-ZION SUPPLY CO
ALL STATE OIL CORPORATION
ALL STATES OIL & GAS CO
ALPAR ENERGY LP
ALPHA-OMEGA EXPLORATION CO
ALPINE LAND CORP OF ARIZONA
ALPINE OIL & GAS CORP
ALPINE OIL & ROYALTY CO
ALTA MESA SERVICES LP
ALTEX OIL CORP
ALUMNI OIL CO
Alva Oil Corporation
AMALGAMATED PETROLEUM CO.
AMARALA PETROLEUM INC
AMARILLO NATURAL GAS CO
AMARILLO OIL COMPANY
AMAX OIL & GAS
AMAX OIL & GAS INC
AMAX PETROLEUM CORP
AMBASSADOR OIL CORP
AMBRA OIL & GAS CO
AMERADA HESS CORP
AMERADA PETROLEUM CORP
AMERADA PETROLEUM CORPORATION
AMERICAN COMETRA INC
AMERICAN EXPLORATION CO
AMERICAN HUNTER EXPLORATION LTD
AMERICAN INTERNATIONAL ENERGY CORP
AMERICAN METAL CLIMAX
AMERICAN MUTUAL OIL COMPANY
AMERICAN NATIONAL PETROLEUM CO
AMERICAN PENN ENERGY
AMERICAN PETROFINA CO OF TEXAS
AMERICAN PETROLEUM ENERGY CO
AMERICAN PIONEER EXPL LLC
AMERICAN PUBLIC ENERGY COMPANY
AMERICAN QUASAR PETROLEUM CO.
AMERICAN RESOURCES MGMT CORP
AMERICAN STAR ENERGY & MINERAL
AMERIGAS-CO2 DIVISION
AMERIND OIL COMPANY LTD
AMES OIL & GAS CORP
AMIRMEX INC
AMOCO PRODUCTIO
AMOCO PRODUCTION CO
AMOCO PRODUCTION COMPANY
AMPET INC
AMPOLEX (USA) INC
ANADARKO
ANADARKO E&P ONSHORE LLC
ANADARKO PETROLEUM CORP
ANADARKO PETROLEUM CORPORATION
ANADARKO WATTENBERG OIL COMPLEX LLC
ANCHOR BAY CORPORATION
ANCONIAN OIL COMPANY
ANCORA CORPORATION
ANDEAVOR FIELD SERVICES LLC
AN-DE-BET OIL
ANDERSON* BRUCE
ANDERSON* F R
ANDERSON* MAC T.
ANDERSON OIL COMPANY
ANDERSON PETROLEUM INC
ANDERSON-PRICHARD OIL CORP
ANDERSON PRITCHARD OIL
ANDERSON PRITCHARD OIL CORP.
ANDERSON* T.C.
ANDERSON* THORNTON E
ANDRAU ENTERPRISES INC
ANDREATTA BROTHERS
ANDREWS* WAYNE
ANDRIKOPOULOS RESOURCES* A G
ANGI (ASSOCIATE
ANGUS AND HARRISON
ANGUS NATURAL RESOURCES LLC
ANR PRODUCTION COMPANY
ANSCHUTZ CORP0RATION* THE
ANSCHUTZ DRILLING CO.
ANSCHUTZ DRILLING CO. INC
ANSCHUTZ DRLG CO
ANSCHUTZ EXPLORATION CORP
ANSCHUTZ FRED B
ANTARA RESOURCES INC
ANTARES OIL CORPORATION
ANTELOPE DRILLING CO
ANTELOPE ENERGY COMPANY LLC
ANTELOPE GAS PRODUCTS COMPANY
ANTERO RESOURCES PICEANCE LLC
ANTERO RESOURCES PIPELINE CORPORATION
ANTLER ENERGY LLC
ANTUCA OIL CO
APACHE CORPORATION
APCO OIL CORPORATION
APEXCO, INC.
APEX OIL VENTURES
APEX OIL VENTURES INC
APEX OPERATING COMPANY INC
APOLLO ENTERPRISES INC
APOLLO OPERATING LLC
APPLE DRILLING, INC
APPLEMAN NATHAN
APPLETON OIL COMPANY
ARAPAHOE DRILLING CO
ARAPAHO PETROLEUM INC
ARCANUM CORP
ARC DRILLING & EXPLORATION INC
ARCHER* J D
ARCH OIL & GAS COMPANY
ARCH OIL & GAS LLC
ARCO OIL & GAS COOMPANY
ARCO PERMIAN, A DIV OF ATLANTIC RICHFIELD COMPANY
ARDENES PRODUCTION INC
ARGALI EXPLORATION COMPANY
ARGENTIA CORP
ARGONAUT OIL & GAS CO
ARGONEX COMPANY LLC
ARGO OIL CORPORATION
ARIES OIL & GAS INC
ARIZONA EXPLORATIONS, INC.
ARLIAN, INC.
ARMER & HANNUM
ARMER* L H
ARMER M B
ARMER, M.B., INC.
Armer-Vernon
ARMOR PETROLEUM INC
ARNOLD* H C
ARP PRODUCTION COMPANY LLC
ARROWHEAD ENERGY CORP
ARROWHEAD ENERGY INC
ARROWHEAD EXPLORATION COMPANY
ARROWHEAD OIL COMPANY
ASAMERA OIL (US) INC
ASBURY, FRED D.
ASHBACK & LOCKE
ASH, B.E.
ASH C E
ASHLAND OIL & REFINING CO
ASH MAR DRLG CO
ASHTON BROS CO
ASPEN DRILLING COMPANY
ASPEN OPERATING LLC
ASSOCIATED OIL & GAS CO
ASSOCIATED OIL & GAS INVESTORS
ASSOCIATED ROYALTY CO
ASTRO OIL COMPANY
ATCHISON, ET AL* C S
ATC REALTY EIGHT, INC
ATLANTEX INC
ATLANTIC OIL CORP
ATLANTIC OIL PROD
ATLANTIC REFG CO
ATLANTIC REFINING COMPANY
ATLANTIC RICHFIELD CO
ATLAS RESOURCES LLC DBA ATLAS ROCKIES LLC
ATOM PETROLEUM LLC
AUGUSTUS ENERGY PARTNERS II LLC
AUGUSTUS ENERGY PARTNERS LLC
AUGUSTUS ENERGY RESOURCES LLC
AURAQWEST CAPITAL CORP
AURORA POWER RESOURCES INC
AUSCO PETROLEUM INC
AUSMUS & CLARK OIL
AUSTRAL OIL CO INC
AUSTRA-TEX OIL COMPANY
AUTRY & JOE JOSEPHSON* V E
AVALON CORPORATION
AVALON OIL COMPANY
AXELIND OIL COMPANY
AXEM RESOURCES INC
AXIA ENERGY LLC
AXIS EXPLORATION LLC
AYESH* FRED J.
AYESH FRED OIL CO
AZTEC RESOURCES CORP
Babcock & Brown
BABCOCK & BROWN ENERGY INC
Badger Drillers, Inc.
BADGER OIL COMPANY
BADGER OIL CORP
BADGER PETROLEUM
BAHR* EDWIN J & ROSEMARY
BAIRD* JERRY
BAIRD & PFEIFER
BAKER OIL
BAKER WELL SERVICING CO., INC
BAKOS* JOHN DBA BEAR RIVER DRILLING
BALDERSON-DENVER DRILLING CO
BALDWIN PUMP & SUPPLY INC
BALLARD PETROLEUM LLC
BANDER & COUCH
BANDER* J H
BANEY WELL SERVICE INC
BANNER DRILLING CO
BARBARA OIL
BARFIELD OIL CORPORATION
BARGATH LLC
BARKER* LAWRENCE JR
BARKSDALE* WILLIAM L
BARNES AND BELL
BARNES & BROWN
BARNES PETROLEUM CORPORATION
BARNEY OIL TRINIDAD
BARNSDALL OIL CO
BARRETT CORPORATION* BILL
BARRETT RESOURCES
BARRETT RESOURCES CORP
BARRON KIDD
BARTLETT & CRUM
BARTLETT W N
BARTON & LATHAM
BASELINE DRILLING CO
BASELINE EXPLORATION
BASIN ENERGY
BASIN EXPLORATI
BASIN EXPLORATION INC
BASIN RESOURCES, INC.
BASIN WESTERN
Basin Western Inc
BASS ENTERPRISES PRODUCTION CO
BATAA OIL, INC.
BATES* JAMES EDWARD
BAUMGARTNER* F. W.
BAXTER* MURPHY H
BAY C U
BAYHORSE PETROLEUM LLC
BAYLESS PRODUCER, LLC* ROBERT L
BAYLESS* ROBERT L ADBA ROBERT L BAYLESS PRODUCER
BAY PETROLEUM
BAY PETROLEUM CORP
BAY PETROLEUM CORPORATION
BAYSWATER EXPLORATION & PRODUCTION LLC
B & B OIL CO., INC.
B & B OIL COMPANY LTD
B & B RESOURCES INC
BEACH PETROLEUM
BEACON EXPLORATION CO
BEA DRLG CO
BEAIRD* PATRICK S & BURKE* JOSEPH E
BEAMS* R J
BEARD JOHN M
BEARDMORE OIL INC
BEARD OIL CO
BEARTOOTH OIL & GAS COMPANY
BEASLEY*C.H.
BEAVER MESA EXPLORATION CO
BECCA OIL LLC
BECKER* CLYDE M
BECKER OIL CORPORATION
BECKER & SLOSS
BECK* ROBERT H.
BEEBE* HARLEY J
BEEHIVE URANIUM CORP
BEEMAN OIL & GAS LLC
BEL-AIR OIL COMPANY
BELCO PETROLEUM CORPORATION
BELCO PETROLEUM NORTH AMERICA
BELL CREEK PETROLEUM
BELL OIL COMPANY *PETER
BELLWETHER EXPLORATION COMPANY
BELNORTH PETROLEUM CORP
BELTRAMO JR* ALEX
BEN BRACK OIL COMPANY
BENCHMARK ENERGY LLC
BENCHMARK OIL & GAS CORP
BENEDUM TREES OIL CO
Ben F. Brack Oil Co.
Bennett and Roberts Drilling Co.
BENNETT EXPLORATION & PROD CO
BENNETT PETROLEUM CORPORATION
BENNETT & ROBERTS DRILLING CO
BENNETT/ROBERTS DRLG CO
BENSON MINERAL GROUP INC
BENSON-MONTIN-GREER DRILLING CORPORATION
BENTON OIL AND GAS COMPANY
BEPCO OPERATING CO
BEREN CORPORATION
BERENERGY CORP
BEREXCO LLC
BERGE EXPLORATION INC
BERGMAN OIL CO.
BERRY PETROLEUM COMPANY LLC
BERRY* WALTER V DBA BERRY ENERGY INC
BERTHOD* CHERIE
B H P OIL CO
BHP PETROLEUM (AMERICAS) INC
BHP PETROLEUM CO INC
BIASI* BRUNO
BIC PETROLEUM INC
BIDDLE DRLG CO
BIG "6" DRILLING COMPANY
BIG BASIN OIL INC
BIG FOUR PETROLEUM CO
BIG HORN DRILLING CO, INC
BIG HORN POWDER RIVER CO
BIG RED DRILLING
BIG RUN PRODUCTION COMPANY
BILLS & ST CLAIR
BILLSTROM BROTHERS
BIRCH EXPLORATI
BIRCH EXPLORATION LLC
BIRD OIL CORPORATION
BIRMINGHAM-BARLETT DRILLING
BIRMINGHAM-BARTLETT
BIRMINGHAM-BARTLETT DRILLING
BIRMINGHAM BARTLETT DRLG
BISON ENERGY CORPORATION
BISON EXPLORATION LLC
BISON OIL & GAS II LLC
BISON OIL & GAS LLC
BISSELL* E F ESTATE TRUST
BIXBEE BROS
Black and Marshall Oil Co.
BLACK DIAMOND MINERALS LLC
BLACK EAGLE PETROLEUM
BLACK GOLD ENERGY RESOURCES
BLACK GOLD EXPLORATION LTD
BLACK HAWK RESOURCES CORP
BLACK HAWK SERVICES INC
BLACK HILLS EXPLORATION AND PRODUCTION INC
BLACK HILLS EXPLORATION & PRODUCTION INC
BLACK HILLS PLATEAU PRODUCTION LLC
BLACK MARSHALL OIL CO
BLACK RAVEN ENERGY INC
BLACK RESOURCES, INC
BLACK THUNDER MARKETING INC
BLACK W H
BLACKWOOD & NICHOLS CO LTD
BLAIK* WILLIAM M
BLAIR H H
BLAIR H H OIL CO
BLAIR OIL CO
BLANKENSHIP & R. GERALD HUGHES* WM D.
BLM EXPLORATION
BLUEBELL OIL CO
BLUE CHIP OIL INC
BLUE CREEK INC
BLUE & GRAY ENERGY INC
BLUESTONE NATURAL RESOURCES II LLC
BLU H WELL SERVICE
B & M OIL
BMW OIL CO
BNN WESTERN LLC
BOARDMAN* ALEXANDER C
BOBCAT OIL CO
BODINE DRILLING COMPANY
BOEKEL* R. G.
BOGDANICH* PAUL
BOGERT OIL COMPANY
BOLES* JACK
BOLET COMPANY
BONANZA CREEK ENERGY OPERATING COMPANY LLC
BONANZA PETROLEUM INC
BONNEVILLE FUELS CORP
BONNY GATHERING CO
BOOCO'S CONTRACT SERVICES INC
BOONE DEVELOPMENT
BOPCO LP
BORCHERT* R V
BORLA ENGINEERING INC
BOROFF
BOSWELL ENERGY CORP
BOUCHER* A R
BOULDER CREEK RIVERDALE RANCH LLC
BOULDER OIL COMPANY
BOVAIRD SUPPLY COMPANY
BOWEN EXPLORATION
BOWERS OIL & GAS EXPL INC
BOWLING* LESLIE
BOW VALLEY PETROLEUM INC
BOXBERGER CARL W
BP AMERICA PRODUCTION COMPANY
BP AMOCO
BP ENERGY INC
BRACK BEN F OIL CO
BRACK DRILLING CO INC
BRADEN* ESTATE OF JOHN W
BRADEN-GEAR DRILLING COMPANY
BRADEN, HOOVER, KEJR
BRADEN OIL COMPANY
BRADLEY EDWIN G
BRADLEY OIL CO
BRADLEY* RALPH R
BRAMMER CO* JIM
BRAMWELL* RICHARD J & DARLA L
BRAN-DEX WIRELINE SERVICES INC
BRANDLY OILMAN CONSULTANTS INC
BRANDYWINE OIL COMPANY
BRANINE, ALDEN E.
BRANINE ETAL
BRANINE/GOERING
BRANINE/HERNDON
BRANINE & HOLL
BRANNAMAN-BOSWORTH
BRAZIL* H.M.
B & R DRILLING CO.
B & R Drilling, Inc.
B & R DRLG CO
BRECK OPERATING
BREHM DRILLING & PRODUCING* C E
BRENEX OIL CORP
BRENT EXPLORATION INC
BREUER-ROBISON OIL CO
BREW* R D
BRIDGEPORT/GLOBE
BRIDGEPORT OIL CO
BRIDGEPORT OIL COMPANY INC
BRIDGER PETROLEUM CORP
BRIDWELL OIL CO
BRIGHT & COMPANY
BRIGHT & SCHIFF
BRINKERHOFF DRILLING COMPANY
BRISTOL PRODUCTION INC
BRISTOL RESOURCES CORPORATION
BRITISH AMERICAN ENGY RES INC
BRITISH AMERICAN OIL PROD CO
British-American Oil Producers Co.
BROADHEAD* WALTER D
BRODERICK & GORDON
BRODIE EXPLORATION CORP
BRONCO OIL AND GAS COMPANY
BROOKS EXPLORATION INC
BROWN DRILLING COMPANY
BROWN INC* TOM
BROWN INVESTMENT COMPANY
BROWNLIE,WALLACE,ARMST,BANDER
BROWN* MARVIN R
BROWN OIL & GAS
BROWN OIL & GAS LLC
BROWN OIL OPERATOR* A N
BROWN PETROLEUM CORPORATION
BRUCE* JACKIE
BRUCE PETROLEUM COMPANY
BRUNEL* JOHN H
Brunson Drilling Co.
BRUNSON DRLG CO
BRUNSON PRODUCTION, INC.
BRUSH OIL & DEVELOPMENT
BTA OIL PRODUCERS
BTU ENERGY
BUCCANEER ENERGY (USA) INC
BUCHANAN* A A
BUCK PEAK LLC
BUCY PROPERTIES LLC
BUEHLER* HOWARD D & VIRGINIA A
BUFFALO OIL COMPANU
BUICK DRLG
BULLOCK & COMPANY
BURANEK* ALFRED M
BURCH* BOB
BURCH JR* C E
BURGETT & WOOSLEY
BURKE & ASSOCIATES
BURKE* MURIEL E
BURLINGTON NORTHERN INC
BURLINGTON RESOURCES OIL & GAS LP
BURNETT OIL CO INC
BURNETT PETR INC
BURNS* BOBBY M
BURNS* DORIS
BURNS* THOMAS B
BURR OIL AND GAS, INC
BURT DRLG
BURTON/HAWKS
BUSH DRLG CO
BUSH* WILLIAM G.
BUTLER*JR
BUTLER PETROLEUM
BUTTERFIELD ENERGY INC
BUTTES GAS & OIL CO.
BUTTES RESOURCES CO
BWAB INC
BWB RESOURCES, INC
B. W. DRILLING, INC.
BYARD BENNETT
BYRD* CAROL W TRUSTEE OF CAROL W BYRD TRUST
BYRD-FROST,INC.
BYRD OIL CORPORATION
BYRON OIL INDUSTRIES INC
CABEEN EXPL
CABOT OIL & GAS CORPORATION
CABOT OIL & GAS PRODUCTION
CABOT PETRO CORP.
CABRE EXPLORATION, INC.
CACHE EXPLORATION INC
CACTUS PETROLEUM COMPANY
CADDO CORPORATION
CAERUS ENERGY SERVICES LLC
CAERUS PICEANCE LLC
CAERUS WASHCO LLC
CALCO DBA CALLISTER CO
CALDWELL & COVINGTON
CALIFORNIA COMPANY * THE
CALIFORNIA ENERGY COMPANY INC
CALIFORNIA OIL COMPANY
CALIFORNIA OIL GROUP, LTD
CALLISTER* PAUL S.
CALLON PETROLEUM CO
CALPINE NATURAL GAS COMPANY
CALPINE NATURAL GAS LP
CALRADO PETROLEUM CORP
CALVERT DRILLING, INC
CALVERT EXPLORATION COMPANY
CALVERT PETROLEUM COMPANY
CALVERT-SEELIGSON
CALVIN PETROLEUM CORP
CALVIN* RODNEY P.
CAMERLAND CARDINAL CORP
CAMERON OIL COMPANY
CAMPBELL-BICKLING
CAMPBELL COMPANY
CAMPBELL*G.S.
CANAAN OIL & GAS INC
CANADA SOUTHERN OILS INC.
CANFIELD DRILLING COMPANY
CANNON* DALE
CANNON RESOURCE
CANNON RESOURCES INC
CANNON* ROBERT
CANON RELIANCE FUEL CO* THE
CANUS PETROLEUM INC
CANYON GAS RESOURCES INC
CANYON OIL COMPANY
CAPITAL MANAGEMENT RESOURCES LLC
CAPITOL ENERGY CORP
CAPTIVA ENERGY PARTNERS LLC
CARAVAN WATER SERVICE INC
CARBON ENERGY CORPORATION (USA)
CARDINAL ENERGY CO
CARDINAL OIL CO
CARDINAL PETROLEUM CO
CAREY DRILLING CO INC* THE E. K.
CAREY RESOURCES INC
CARIBOU ENERGY INC
Carl E Gungoll
CARL E GUNGOLL EXPLORATION INC
CARMACK & CRAWFORD
CARMACK DRILLING CO
CARMACK DRILLING COMPANY
CARMACK RESOURCES INC
CARMAN SUPPLY CO.
CARMEND OIL CO
CARPENTER-TRANT DRILLING
CARR,CARROLL,HALLOCK ASSOC INC
CARR EXPLORATION CORP
CARRIZO NIOBRARA LLC
CARRIZO OIL & GAS INC
CARR*WILLIAM F.
CARTER & CARTER
CARTER* JOHNNIE
CARTER OIL CO
CARTER OIL CO THE
CARVILL* GORDON S
CASCADE OIL
CASCADE OIL AND GAS, INC
CASCADE PETROLEUM LLC
CASEY* D C
CASEY KAY COMPANY
CASSIDY ENERGY
CATAMOUNT ENERGY PARTNERS LLC
CATAMOUNT EXPL INC
CAULKINS OIL COMPANY
CAVANAUGH & CAVANAUGH INC
CAYMAN CORPORATION
CAZA DRILLING COMPANY
CAZA DRILLING INC
CAZORT JR* LEE
CCRP OPERATING INC
CDM OIL & GAS
CDX ROCKIES LLC
C.E. Ash
CEDAR RIDGE LLC
CELERON OIL AND GAS COMPANY
CELSIUS ENERGY COMPANY
CENEX INC
CENTENNIAL OIL CO
CENTENNIAL PETROLEUM INC
CENTRAL OPERATING INC
CENTRAL PETROLEUM CO
CENTRAL RESOURCES, INC
CENTURY OIL & GAS CORP
CER CORPORATION
C F & C ENERGY RESOURCES
CFG ENERGY, INC
C & G DRILLING
C & G DRILLING & OIL TRADING
C & G DRLG
CGT INC
CH2M HILL CENTRAL INC
CHACO ENERGY COMPANY
CHAIN OIL
CHAMBERS & KENNEDY-FULTON
CHAMPLIN OIL & REFG
CHAMPLIN OIL & REFG CO
CHAMPLIN OIL & REFINING CO
CHAMPLIN PETROLEUM COMPANY
CHANCELLOR EXPLORATION CO
CHANCELLOR & RIDGEWAY
CHANDLER & ASSOCIATES LLC
CHANDLER CREEK COMPANIES
CHANDLER DJ BASIN LLC
CHANDLER-MUSGROVE, INC
CHANDLER - SIMPSON INC
CHAPARRAL RESOURCES INC
Charles Carlock
CHARLES P DUNNING LLC
Charles S. Hulme Drilling Co.
CHARTER EXPLORATION & PROD
CHARTER PRODUCTION COMPANY
CHAS. HULME DRILLING
CHAS. HULME DRILLING CO.
CHATHAM OIL CO
CHATHAM OIL COMPANY
CHEBRON USA PRODUCTION CO
CHEMCO INC
CHEROKEE AIR DRILLING, INC.
CHEROKEE OIL PRODUCTION INC
CHEROKEE & PITTSBURG COAL AND MINING COMPANY* THE
CHESAPEAKE OPERATING LLC
CHEVRON
CHEVRON MIDCONTINENT LP
CHEVRON PIPELINE
CHEVRON PIPELINE COMPANY
CHEVRON PRODUCTION CO
CHEVRON PRODUCTION COMPANY
CHEVRON USA
CHEVRON USA INC
CHEVRON USA PRODUCTION
CHEVRON USA PRODUCTION CO.
CHEVRON USA PRODUCTION COMPANY
CHEYENNE DRILLING INC
CHEYENNE OIL VENTURES
CHEYENNE PROPERTIES INC
CHICAGO BURLINGTON QUINCY
CHICAGO CORP
Chief Drilling
CHIEF DRLG
CHIEF DRLG CO
CHIEFTAIN OIL & GAS COMPANY
CHILDERS DRILLING
CHILDS OIL CO INC
CHINOOK ENERGY CORPORATION
CHITTIM & ALLARDYCE
CHITTIM* CHAS B
CHOLLA PETROLEUM INC
CHOLLA PRODUCTION LLC
CHORNEY OIL CO
CHOTZINOFF OIL PROPERTIES
CHRISMAN OIL CO
CHRISTIE JR* C B
CHRISTMANN ENERGY CORP
CHUBB C O
CHURCHILL ENERGY INC
CHVRON U.S.A. PRODUCTION CO.
CIG EXPLORATION INC
CIG EXPLORATION INC NDBA EP ENERGY E&P COMPANY LP
CIG RESOURCES COMANY
CIG RESOURCES COMPANY
CIMARRON OIL CO INC
CIMARRON OIL & GAS CO INC
CIMARRON WESTERN DRILLING CO
CINNAMON CREEK OIL & GAS INC
CIRCLE OIL CO., INC.
CISAR* WALTER J
C I S OIL & GAS
CITATION OIL & GAS CORP
CITIES SERVICE CO
CITIES SERVICE OIL CO
CITIES SERVICE OIL & GAS CORP
CITIZENS OIL COMPANY
CITY & COUNTY OF DENVER
CITY OF LONGMONT
City of Trinidad
C & J FIELD SERVICES
C & K PETROLEUM INC
CLARK CANADIAN EXPLORATION COMPANY
CLARK* CURTIS
CLARK*E.B. SR.
CLARK* JOHN JR
CLARK OIL & REFINING CORPORATION
CLARKS LAKE OPERATING COMPANY
CLASSIC PETROLEUM CORP
CLAYBROOK DRLG CO INC
CLAYCOMB & GUIDA OIL PROPERTY
CLAYCOMB-WRITER
CLAYTON CORPORATION
CLAYTON INVESTMENTS INC
CLAYTON OIL CO
CLC OPERATIONS INC
CLEARY PETR INC
CLEARY PETROLEUM CORPORATION
CLEVEROCK ENERGY CORPORATION
CLIFFORD RESOURCES INC
CLIFTON & WESTMORELAND
CLINE OIL CO* JAMES M
CLINTON OIL COMPANY
CLIPPER INTENATIONAL OIL CO
C & L OIL COMPANY
CLOUGH* W F
CLUTE OIL CORPORATION
CLX OIL & GAS LLC
CMO RESOURCES INC
CM PRODUCTION LLC
C.M.&W. DRILLING CO INC.
CNG PRODUCING CO
COACHMAN ENERGY OPERATING COMPANY LLC
COASTAL GAS MARKETING
COASTAL OIL & GAS CORPORATION
COASTAL PLAINS ENERGY INC
COBB-STRINGER
C.O. Chubb
COCKBURN* BARNEY
COCKRELL OIL CORP
CODA ENERGY INC
CODY NORDELL EXPL INC
COHEN, MAX
COLE* JACK A
COLEMAN OIL & GAS INC
COLES JR* OTIS C
COLGROVE JOHNSTON
COLLISTER* WILLIAM B
COLO-MO PETROLEUM CORP
COLORADO CENTURY PRODUCTION CO
COLORADO ENERGY CORPORATION
COLORADO ENERGY MINERALS INC
COLORADO ENERGY RESOURCES
COLORADO EXPL AND DRLG
COLORADO FUEL AND IRON CORPORATION* THE
COLORADO GATHERING CORP
COLORADO HYDROCARBONS
COLORADO INTERSTATE GAS
COLORADO INTERSTATE GAS COMPANY LLC
COLORADO NORTHWESTERN COMMUNITY COLLEGE
COLORADO OIL AND GAS CORPORATION - OLD OPERATOR
COLORADO OIL CO INC
COLORADO OIL & GAS COMPANY
COLORADO OIL & GAS CONSERVATION COMMISSION
COLORADO OIL & GAS CORPORATION
COLORADO OIL GROUP, LTD
COLORADO OIL & REFINING
COLORADO OIL VENTURES INC
COLORADO PACIFIC PETR CORP
COLORADO SOUTHERN GAS INC
COLORADO SOUTHERN PETROLEUM CORP
COLORADO WESTERN EXPL
COLORADO WYOMING DRILLING CO
COLTEX PETROLEUM INC
COLTON CO* H & C
COLTON & COLTON
COLTON CO* THE
COLTON LIMITED LIABILITY CO
COLTON LLC
COLUMBINE EXPLORATION CORP
COLUMBINE PRODUCTION CO
COLZONA OIL COMPANY
COMANCHE OIL CO
COMET DRLG CO
COMPASS EXPL INC
COMPLETE ENERGY SERVICES INC
CONCORD OIL COMPANY INC
CONDOR ENERGY TECHNOLOGY LLC
CONFLUENCE DJ LLC
CONLEY* COX
CONNELL O J
CONOCO INC
CONOCOPHILLIPS
CONOCO PHILLIPS COMPANY
CON PETRO INC
CONQUEST OIL COMPANY
CONROY, INC.
CONSOLIDATED FUEL GAS SUPPLY
CONSOLIDATED OIL & GAS INC
CONSOLIDATED RESOURCES INC
CONSOLIDATED SMELT
CONSOLIDATED WESTERN OIL CO
CONTINENTAL
CONTINENTAL ENERGY CORPORATION
CONTINENTAL OIL CO
CONTINENTAL OIL COMPANY
CONTINENTAL PETR INC
CONTINENTAL PETROLEUM INC
CONTINENTAL RESOURCES
CONTINENTAL RESOURCES INC
COOK* CHARLES E
COOPERATIVE REFG ASSOC
COOPERATIVE REFINING ASSOCIATION
COORS ENERGY COMPANY
COPELAN* HERSCHEL L.
COPPINGER DRILLING CO., INC.
COPPINGER/SOUTHERN
COPPINGER, W.J.
COQUINA OIL CORPORATION
CORAL-CENTRAL OPERATING INC
CORAL PRODUCTION CORP
CORMAN EXPLORATION, INC
CORONADO OIL COMPANY
CORTEZ OIL CO
CORTEZ PETROLEUM
COSDEN PETROLEUM CORPORATION
COSEKA RESOURCES (USA) LTD
COSTILLA ENERGY INC
COTTON PETROLEUM CORP
COUGAR PETR INC
COUNT DUNAWAY
COWAN OIL CO
COWEN* MICHAEL T
COW GULCH OIL
COWRY ENTERPRISES LTD
COX* CONLEY
COX JR* HOWARD W
COX OIL & GAS INC
CPX PICEANCE HOLDINGS LLC
CRABTREE OIL & GAS CO
CRAIG A COULTER
CRAIG RESOURCES INC
CRA INC
CRAISE* F A
CRAMER CO LTD* THE
CRAMER* J.L.
CRANDALL DRLG & TRENCHING INC
CRANE DRILLING COMPANY
CRAWLEY PETROLEUM CORPORATION
CRAZY 8 ENERGY LLC
CREBBS* CHERSTER M
CREDIT MOBILIER OF AMERICA
CREE DRILLILNG COMPANY INC
CREEK CATTLE CO
CRESCENT POINT ENERGY U.S. CORP
CRESLENN OIL CO
CREST OIL & GAS CO INC
CRESTONE PEAK RESOURCES OPERATING LLC
CRG CORP
CRIMSON EXPLORATION OPERATING INC
CRISTMANN ENERGY CORP
CROSSLAND* DAVID A & CHERYL J
CROWDER* JOE
CROWLEY* GLEN
CROWN CENTRAL PETROLEUM CORP
CROWN OIL CO
CROWN OIL CO., INC.
CROWN OIL CORP
CROWN PETROLEUM
CROWN PETROLEUM, BAY & ASH, C.E.
CROWN PETROLEUM COMPANY LLC
CRUMLEY* JACK
CRUSADER CORP
CRV TRICKETT
CRYSTAL EXPLORATION & PRODUCTION COMPANY
CRYSTAL OIL COMPANY
CSG EXPLORATION CO
CSX OIL & GAS CORPORATION
C. U. BAY
CUB CREEK ENERGY
CULLUM EXPLORATION INC
CUMMINS* DEAN L.
CURTON CAPITAL CORP
CUSHMAN & PILCHER
CUTLASS OIL CORP
CUTLER BROTHERS
CWC OIL AND GAS LLC
C.W.I. OIL & GAS INC
CYANOSTAR ENERGY, INC
CYPRESS PRODUCTION INC
CYPRUS WESTERN COAL CO NDBA TWENTYMILE COAL CO
CZAR RESOURCES
DACO LEASE & WELL SERVICE
DAKAMONT EXPLORATON CORPORATION
DAKOTA ENERGY & RESOURCES INC
DAKOTA EXPLORATION LLC
DAKOTA RESOURCES
DALLAS UNITED PETROLEUM CORP
DALTEX OIL COMPANY
DALTON OIL
DAMSON OIL CORP
DAN A HUGHES COMPANY LP
D AND L OIL COMPANY INC
DAN H FRANCIS
DANIEL RESOURCE DEVELOPEMENT
DANIELS * AL
DANMAR PRODUCTION COMPANY LLC
DARBY PETR CORP
DARBY PETROLEUM CORP.
DART OIL CO
DAUBE COMPANY* THE
DAVEY B L
DAVID FRANSEN
DAVIDOR & DAVIDOR
DAVIDSON ET AL
DAVIS DRILLING INC
Davis Gough & Quaker Drilling Co., Inc.
DAVIS, LLC* EDWARD MIKE
DAVIS OIL COMPANY
DAVIS PETROLEUM CORP
DAVOIL INC
DAVON OIL CORPORATION
DAWSON-CRAMER OIL CORP
DAWSON OIL CORPORATION
DAWSON RESOURCES INC
D & B VENTURES
DCP MIDSTREAM LP
DCP OPERATING COMPANY LP
D & D RESOURCES, INC
DE BERARD CATTLE COMPANY
DECALTA INTERNATIONAL CORP
DECKER DRILLING INC
DECLAR OIL & GAS INC
D & E DRLG
DEE MILLER DRILLING CO INC
DEEP ROCK OIL CORPORATION
DEER CREEK EXPLORATION INC
DEERTRAIL LTD PARTNERSHIP
DEINES* JON E DBA DEINES MAZZA PARTNERSHIP
DEJOUR ENERGY (USA) CORPORATION
DEKA EXPLORATION, INC
DEKALB AGRICULTURAL ASSOCIATION INC
DELANEY* ED F.
DELANEY PETROLEUM CO
DELETE
DELFERN OIL CO
DELHI TAYLOR OIL CORP
DELMAR INC
DEL-RIO DRILLING PROGRAMS INC
DELTA DRILLING
DELTA OILFIELD SERVICE CO
DELTA OIL & GAS
DELTA PETROLEUM, INC
DELTA PROD CO
DELTA PRODUCTION
Delta Production Co.
DENMAN, C.E.
DENMAR RESOURCES CO
DENVER BASIN OIL CO
DENVER BASIN PETROLEUMS
DENVER EAST MACHINERY COMPANY
DENVER-GOLDEN OIL AND URANIUM CO
DENVER WESTERN PETROLEUM
DEPCO INC*DEKALB ENERGY CO
DERBY DRILLING CO.
DERBY OIL CO.
DERBY OIL COMPANY
DESANA CORPORATION
DES ENTERPRISES
DESERT OIL
DETRO* ROBERT L
DEVAUGHN OIL & GAS
DEVELOPING EQUITIES GROUP LLC
DEVELOPMENT SER CORP
DEVON ENERGY CORPORATION
DEVON ENERGY OPERATING CORP
DEVON ENERGY PRODUCTION COMPANY LP
DEVON LOUISIANA CORPORATION
D G HAMILTON
D & G ROUSTABOUT SERVICE
DIABLO DRLG INC
DIABLO OIL CO
DIAMOND BACK DRILLING & SUPPLY INC
DIAMONDBACK OIL CORP
DIAMONDBACK OIL PARTNERS LLP
DIAMOND OIL & GAS INC
DIAMOND OPERATING, INC.
DIAMOND SHAMROCK REFINING & MARKETING COMPANY
DICKEY OIL & REFG
DICKINSON EXPLORATION
DIETLER & OLESON, INC.
DIETRICH RESOURCES CORP
DIGGS* MARSHALL R
DILLIE* JAMES
DIMOCK* GEORGE WAGNER
DIRECT PETROLEUM EXPLORATION INC
DISCOVERY OIL LTD
DIVERSIFIED ENERGY LLC
DIVERSIFIED IND OP
DIVERSIFIED OPERATING CORPORATION
DIXEL RESOURCES INC
DIXIE OPERATING COMPANY
DIXON OIL CO
D & J OIL COMPANY INC
DJ PRODUCTION SERVICES INC
DJ RESOURCES INC
D J SIMMONS INC
D & M OILFIELD SPECIALTY
DNR OIL & GAS INC
DODGE DRILLING
DODGE* JOSEPH V
DOLE & ASSOCIATES
DOLEZAL JR* GEORGE
DOLL* GEORGE A
DOLOCO EXPLORATION
DOLPHIN ENERGY CORPORATION
DOMAR OIL & GAS
DOME PETROLEUM CORP
DOMINION ENERGY CORP
DOMINION ENERGY QUESTAR PIPELINE LLC
DOMINION OKLAHOMA TEXAS EXPLORATION & PRODUCTION
DON BILLS PETROLEUM GEOLOGIST
DON CHRISTOPHER
DONNELLY CASING PULLING CO
Don W. Jones, et al.
DONZOIL INC
DOUGHERTY* D.T.
DOUMANI* EDWARD M & FRED M
DOVER ATWOOD CORPORATION
DOW & MCHUGH
DOYLE* JOSEPH P
DRAKE DRILLING CO
D R BUCHANAN
DREILING, LEO J. OIL CO.
DREILING LTD
DRIFTWOOD OIL CO
DRILLING & EXPLORATION CO INC
DRINDAK* JON
D.R. Lauck Oil Co.
D.R. Lauck Oil Co., Inc.
DRW OPERATING COMPANY
DRY CREEK OIL & GAS
DSCHAAK CONSULTING LLC
DUFF & SWEDLUND
DUGAN PRODUCTION CORP
Duke Drilling Co.
DUKE DRLG CO
DUKE ENERGY FIELD SERV ASSETS
DUKE ENERGY FIELD SERVICES
DUKE ENERGY FIELD SERVICES, LP
DUKE ENRGY FIELD SERVICES
DUKE GAS COMPANY LLC
Duke & Wood Drilling
DUNBAR DRILLING COMPANY
DUNBAR* J M
DUNCAN ENERGY CO
DUNCAN ENERGY COMPANY
DUNCAN INC* R T
DUNCAN OIL INC
DUNCAN OIL PROPERTIES* WALTER
DUNIGAN JR* E J
DUNLAVY NEL
DUNN AND BOREING
DUNN & CLIFFORD T SOMERS* WALTER E.
DUNN DRILLING CO* HAROLD
DUNNE EQUITIES OPERATING INC
Dunne-Gardner
DUNNING & LOVE
DUNN* J AUDLIE
DUNWICK CO
DURANGO PIPELINE CORP
DUWE & FARRIS-ATLANTIC REFG.
D W OIL & GAS EXPLORATION
DYAD PETROLEUM COMPANY
DYCO PETROLEUM CORP
DYE CARBONIC,INC.
DYE EXPLORATION CO.* GIL V.
DYER* J G
EAGLE ENERGY INC
EAGLE EXPLORATION
EAGLE OIL & GAS INC
EAGLE OPERATING INC
Earl Allen
Earl F. Wakefield
EARL F. WAKEFIELD INC
EARTHSTONE ENERGY INC
EASON OIL CO
EASON OIL COMPANY
EAST CHEYENNE GAS STORAGE LLC
EASTCO OPERATING LLC
EASTDALE OIL COMPANY
EASTERN AMERICAN ENERGY CORP
EASTERN PETROLEUM COMPANY
EASTERN STATES PETR
EASTMAN & DEMINGER
EAST RESOURCES MANAGEMENT LLC
E B BROOKS JR
E B FURROW
ECHELON LAND & EXPLORATION CO
ECKHARDT* WILLIAM A.
ECOLOGICAL ENGINEERING SYSTEMS INC
EDDY* HAROLD E & FLORENCE L
EDDY OIL COMPANY
EDEN ENERGY COLORADO LLC ADBA EDEN ENERGY CORP
EDGE ENERGY II LLC
EDMINSTON E K
EDMISTON E K
EDMISTON OIL CO., INC.
EDMONSON* CHARLES D
EDMONSON* W. R.
EDNA EXPLORATION COMPANY
EDWARDS E M
EDWARDS ENERGY CORPORATION
EDWARDS & LEACH OIL CO
Edwin G. Bradley
EE3 LLC
EGBERT OIL OPERATIONS
EGERIA OIL CO., INC.
E.H. ADAIR OIL CO.
EILTS DBA ALLIE OIL* JOHN
EISENHOWER DRILLING COMPANY
E. K. EDMISTON
ELAND ENERGY, INC
EL CAPITAN OIL
EL DORADO REFILINING CO* THE
EL DORADO REFINING CO
ELENBOGEN* BENJAMIN
ELGIN* CARL OIL COMPANY
ELK ENERGY CORP
ELK EXPLORATION INC
E.L.K. OIL COMPANY
ELK SPRINGS RECYCLE & RECOVERY
ELLORA LLC
ELM RIDGE EXPLORATION COMPANY LLC
ELM RIDGE RESOURCES, INC.
ELPASGAR OIL COMPANY AKA ESPASGAR OIL
EL PASO ENERGY RATON COPORATION
EL PASO ENERGY RATON LLC
EL PASO ENERGY RATTON, LLC
EL PASO E & P COMPANY LP
El Paso Field Services
EL PASO FIELD SERVICES COMPANY
EL PASO GAS MARKETING COMPANY
EL PASO NATURAL GAS COMPANY
EMAN OIL CORPORATION* THE
EMC ENERGIES INC
E & M DRILLING CO
EMERALD CARBONIC
EMERALD GAS OPERATING COMPANY
EMERY* HUGO A.
EMPIRE
EMPIRE DRILLING COMPANY
EMPIRE OIL & REFG CO
E M V COMPANY
ENBROOK OIL & GAS CO
ENCANA ENERGY RESOURCES INC
ENCANA GATHERING SERVICES (USA) INC
ENCANA OIL & GAS (USA) INC
ENDEAVOUR OPERATING CORPORATION
ENDURING RESOURCES LLC
ENERGEN RESOURCES CORPORATION
ENERGETICS OPERATING CO
ENERGEX INC
ENERGY ALLIANCE COMPANY INC
ENERGY DRILLING INC
ENERGY INVESTMENT PARTNERS LLC
ENERGY INVESTMENTS INC
ENERGY MINERALS CORP
ENERGY OIL AND GAS INC
ENERGY OIL INC
ENERGY ONE LLC
ENERGY OPERATIONS COLORADO LP
ENERGY OPERATNG COMPANY INC
ENERGY QUEST II LLC
ENERGY RESERVE, INC.
ENERGY RESERVES GROUP, INC.
ENERGY SEARCH CO ADBA ENERGY SEARCH CO INC
ENERGY SERVICE INVESTMENT CORP
ENERPLUS RESOURCES (USA) CORPORATION
ENERVEST OPERATING LLC
ENERVEST SAN JUAN OPERATING
ENGLISH OIL CO
ENPROP INC
ENRON OIL & GAS COMPANY
ENSERCH EXPLORATION INC
ENSTAR PETROLEUM INC
ENTEK GRB LLC
ENTERPRISE PRODUCTS OPERATING LLC
ENVIRO CYCLE LLC
EOG RESOURCES INC
EOG Y RESOURCES INC
EOTT ENERGY
EP ENERGY E&P COMPANY LP
EP ENERGY MANAGEMENT LLC
EPHPHATHA LLC
EP OPERATING CO, LMTD PARTSHP
EP OPERATING COMPANY
EQUITABLE RESOURCES ENERGY CO
EQUITY OIL CO
ERICKSON* E L
EROS, INC.
ESCONDIDO PETROLEUM
ESENJAY OPERATING INC
ETC CANYON PIPELINE
ETC CANYON PIPELINE LLC
ETOCO LP
EUREKA OIL COMPANY
EVANS ENERGY
EVANS & TRIGG
EVERGREEN OPERATING CORP
EVERGREEN OPERATING CORPORATION
EVERGREEN RESOURCES INC
EVERTSON OPERATING INC
EVERTT & WILEY
EWELL
EWS 1 DJ BASIN LLC
EWS 2 DJ BASIN LLC
EWS 3 DJ BASIN LLC
EWS 4 DJ BASIN LLC
EXAL INC
EXCALIBUR PRODUCTION CORP
EXCEL ENERGY CORP
EXCELL OPERATING LLC
EXCELSIOR OIL CORP
EXCO RESOURCES INC
EXECUTIVE PROPERTIES INC
EXETER DRILLING CO
EXETER EXPLORATION COMPANY
EXETER NORTHERN
EXPLORATION COMPANY* THE
EXPLORATION SERVICES INC
EXTRACTION OIL & GAS INC
EXXON MOBIL CORPORATION
EXXON MOBIL OIL CORPORATION
FADGE OIL
FAHEY OIL & GAS
FAITH ENERGY EXPLORATION INC
FALCON-ANDRAU ENERGY CO
FALCON OIL & GAS CO, INC
FALCON SEABOARD DRLG CO
FALLON GAS CORPORATION
FANCHER OIL LLC
FARLEIGH OIL PROPERTIES
FARMER INC* JOHN O
FARM-RANCH EXPLORATION CORP
FARRAR OIL COMPANY
FAR-WEST TRADING CO
FAULCONER INC* VERNON E
FEASTER* F L
FEATHERSTONE* OLEN F.
FEES JR AND SON OIL & GAS* WALTER S
FELDT & MAYTAG
FELMONT OIL CORP
FEREBEE* D M
FERGUSON & BOSWORTH
FERGUSON OIL COMPANY,INC.
FERRIER COMPANY
FERRIER DRLG CO
FERRIS* W W
FIDELITY EXPLORATION & PRODUCTION COMPANY
FIELDS* BURT
FIFTH CREEK ENERGY OPERATING COMPANY LLC
FILCO INC
FILON EXPLORATION CORP
FINA OIL & CHEMICAL CO
FIND OIL & GAS CO
FIRST EXPLORATION CO
FIRST FEDERAL BANK OF COLORADO
FIRST LIBERTY ENERGY INC
FISHBAUGH* ELMER E
FISHER EDDIE
FISHER-WEBB, INC.
FITZPATRICK DRILLING CO
FITZWILLIAMS ALLISON
FIVE FIELDS OIL COMPANY* THE
FIVE SQUARE OIL & GAS CO
FJM CONSULTING
FLADER* H A
FLEMING & WOODMAN
FLETCHER EXPLORATION INC* C H
FLEXX RESOURCES
FLORANCE DRILLING CO
FLORANCE*MJ
FLORENCE OPERATING AND REFINING COMPANY
FLORENCE & TEAGUE
FLORES* RICHARD J
FLOTO* C A
FLOURNOY & HASTON
FLOW PRODUCTION COMPANY
FLUOR CORP
FLUOR DANIEL
FLYING DIAMOND CORPORATION
FLYING J OIL & GAS INC
F & M OIL CO INC
FOGELSON & LECLAIR OPERATING CO INC* GAYLE D.
FOLAY & GOLDSWORTHY
FORBES CASING PULLING CO.
FORBES/FLOURNOY
FORCENERGY INC
FORD* DON H. & HAYNIE*ROBERT L
FORESTAR GROUP INC
FOREST OIL CORPORATION
FORT COLLINS PROD
FORTITUDE EXPLORATION CO
FORTUNE OIL COMPANY
FORT WORTH PIPE & SUPPLY
FOSTER* DANIEL D
FOSTER* MCVEY
FOUNDATION ENERGY MANAGEMENT LLC
FOUNTAINHEAD RESOURCES LTD
FOUNTAIN OIL & GAS INC
FOUR D OIL COMPANY
FOUR STAR OIL & GAS COMPANY
FOX AND GORDON WITHERSPOON* JAMES
FOX* MORRIS
FRAM OPERATING LLC
FRANCIS ENERGY INC
FRANCIS OIL & GAS
FRANCIS OIL & GAS CO
FRANCO-CENTRAL OIL CO.
FRANCO WESTERN OIL CO
FRANKFORT OIL CO
FRANKLIN, ASTON, & FAIR,INC
FRANK RESOURCE DEVELOPMENT CO
FRANK'S ASSOCIATE
FRANKS & HOLPERIN
FRANKS * WILLARD C.
Fred C. Koch
FREDERICK MUCKERMAN
Fred J. Haynes
FRED KOCH
FREEDOM ENERGY INC
FREEPORT-MCMORAN INC
FREMONT ENERGY CORP
FREMONT PETROLEUM COMPANY* THE
FRENCHMAN CREEK INC
FRERICHS* EVERETT
FREUND INVESTMENTS LLC
FRIO PETROLEUM COMPANY
FRITZ & DIGMAN INC
FRITZLER* GENE
FRITZLER RESOURCES INC
FRIZZELL OIL CO
FRONTIER O & G CO OF TEXAS INC
FRONTIER OIL CO
FRONTIER PETROLEUM CORP
FRONTIER PRODUCING OF COLORADO LTD
FRONTIER REFINING CO* THE
FRONT RANGE OIL & URANIUM COMPANY
FRONT RANGE VENTURES
FROST OIL PROPERTIES LTD* HENRY
FUEL EXPLORATION INC
FUEL RESOURCES DEVELOPMENT CO
FULLER* W. M. & A. P.
FULTON PRODUCING CO
FULTON*R.H.
FUNDAMENTAL OIL CORP
FUNDINGSLAND* E L
GABBS EXPLORATION CO
GADDIS* W.H.
GADECO LLC
GAEDEKE DRILLING LLC
GAGE OIL & GAS
GALLAGHER FAMILY PARTNERSHIP
GALLAGHER* VICTOR R
GALTIE BOY MINES
GARBER* BILL
GARCIA CORPORATION
GARFIELD AND PASTERNAK
GARSKE ENERGY CORP
GARY-WILLIAMS COMPANY* THE
GARY-WILLIAMS OIL PRODUCER INC
GASCO INC
GAS PROD CO
GAS PROD INTERPRISE INC
GEAR DRILLING COMPANY
GEAR PETROLEUM COMPANY INC
GEARY OIL CO
GEARY* WILLIAM J
GEMINI ENERGY RESOURCES INC
GEM OIL COMPANY
GENERAL AMERICAN OIL CO OF TEX
GENERAL ATLANTIC ENERGY CORP
GENERAL ATLANTIC RESOURCES INC
GENERAL CRUDE OIL COMPANY
GENERAL OIL FIELD SERVICE
GENERAL PETROLEUM CORPORATION
GENERAL RESOURCES LTD
GENESIS GAS & OIL COLORADO LLC
GENESIS GAS & OIL LLC
GENESIS PRODUCTION COMPANY
GENESSEE OIL INC
GEOCHEMICAL SURVEYS INC
GEODYNE OPERATI
GEOMET
GEOMET OPERATING COMPANY INC
GEORGE R HESS
GEORGE & WRATHER OIL COMPANY
GEOTECH PRODUCTION INC
GERBER ENERGY CORP
GERBRAND OIL
GERMANY INVESTMENT CO
GERONIMO OIL COMPANY
GERRITY OIL & G
GERRITY OIL & GAS CORP
GETTY OIL COMPANY
GEYSER PETROEUM INC
GGR OIL CO
G & G SERVICES
GIANT EXPL AND PROD COMPANY
GIANT REFINING
GIBRALTAR OIL CO
GIBSON* J W
GIBSON WELL SERVICES CO* J W
GILBERT* M.P.
GILBERT-STEWART OPERATING INC.
GILBERT-STEWART OPERATING LLC
GILL
GILLASPEY & ASSOC,*C J
GILLIAM DRILLING CO
GILLON* ROBERT E
GILMORE OIL & GAS
GILS HOT OIL SERVICE
GINTHER WARREN & CO
GIPSON-KELLY
GLADE* CHRIS OIL & GAS LLC
GLADE* N W
GLAHN* JOHN W
GLASSCOCK DRILLING COMPANY* C G
GLED OIL ET AL
GLENNON* T J
GLENWOOD OIL COMPANY
GLG ENERGY, L P
GLINES & SWEARENGEN
GLOBAL NATURAL RES OF NEVADA
GLOBE DRLG CO LTD
GLOBE MINERALS INC
GLOBE OIL
GLOBE OIL & GAS COMPANY
GLOBE OIL OF ILL
GLOBE OIL & REFG CO
GLOBE OIL & REFINING
G & M OIL
G-M-R OIL COMPANY
GMT EXPLORATION COMPANY LLC
GOFF-LEEPER DRILLING COMPANY
GOLDBERG* S. M.
GOLD COIN MINING & LEASING COMPANY
GOLDEN BEAR ENERGY INC
GOLDEN BUCKEYE PETROLEUM CORP
GOLDEN OIL CO
GOLDEN OIL CO LTD
GOLDEN TRIANGLE CONSTRUCTION INC
GOLD KING PETROLEUM CORP
GOLDSTON OIL CORP
GOODALL/CALSTAR
GOODALL OIL COMPANY
GOOD* R H
GOODRICH OIL COMPANY
GOODSTEIN OIL & GAS CO
GOODWIN ENERGY MANAGEMENT LLC
GOPHER DRILLING INC
GO PUMPING & CONSULTING INC
GORDON ENGINEERING INC
GORE HARRY
GORE RANCH RESOURCES CORP.
GOSNEY & SONS INC
GOULD & ASSOCIATES* JOSEPH B
GOWER OIL COMPANY
GRACE*MICHAEL
GRACE* MRS CORINNE
GRACE PETROLEUM CORP
GRAHAM MESSMAN & RINEHAR
GRAHAM, MESSMAN & RINEHART OIL CO
GRAHAM-MICHAELIS DRILLING CO
GRAHAM RESOURCES INC
GRAHAM ROYALTY LTD
GRAND MESA OPERATING CO
GRAND RESOURCES INC
Grand River Gathering LLC
GRAND VALLEY RESOURCES INC
GRANMESA PETROLEUM COMPANY,INC
GRANT OIL INC
GRARIDGE CORPORATION
GRASSY HILL MANAGEMENT, INC
GRAYBOL CONTRACTING CORP
GRAYBOL OIL CORPORATION
GRAY-COCHRANE CORP
GRAYHORSE OPERATING INC
GRAY, HUMPHRIES, LININGER, INC.
GRAY* LLOYD G
GRAYROCK CORP
GREAT BASINS PETR CO
GREAT BEND PIPE & SUPPLY CO.
GREAT EASTERN ENERGY & DEV CO
GREAT LAKE OIL & GAS CO
GREAT LAKES NATURAL GAS CORP
GREAT NORTHERN DRILLING CO INC
GREAT NORTHERN GAS COMPANY
GREAT WESTERN DRILLING COMPANY
GREAT WESTERN OIL & GAS
GREAT WESTERN ONSHORE INC
GREAT WESTERN OPERATING COMPANY LLC
GREELEY REAL ESTATE & DEVELOPMENT CO INC
GREENBRIER OIL
GREENLEAF ENVIRONMENTAL SERVICES LLC
GREEN OIL CO
GREENSTREET* LLOYD
GREER* JAMES R & NATALIE
GREGORY* J D (DON)
GREINER* J B & ROOT* VEARL
GREMLIN OIL CO
GRIFFEN DRILLING CORP
GRIFFEX, VESSELS, BASS & BROWN
GRIFFIN *BENNIE C
GRIFFIN MANAGEMENT LLC
GRIFFIN OIL & GAS, INC.
GRIFFIN PETROLEUM CORP
GRIFFIN RESOURCES CO
GRIFFITH EXPLORATION CORP
GRIFF OIL & GAS INC
GRIZZLY OPERATING LLC
GRMR OIL & GAS LLC
GROSSMAN DRILLING COMPANY
GROSS* MELVIN R
GROSS* TODD
G R ROSE & SON
GRUENERWALD & ASSOC INC* WM
GRYNBERG* CELESTE C
GRYNBERG* JACK DBA GRYNBERG PETROLEUM CO
GUEST & MOLLER OIL CO
GUIDA* ARTHUR M
GULF ENERGY CORP
GULF OIL
Gulf Oil Corp.
GULF OIL CORPORATION
GULFPORT ENERGY CORPORATION
GUMZ* H F
GUNNISON ENERGY CORPORATION
GUNNISON ENERGY LLC
GUSHER OIL & GAS CO INC
GUTRU* ROBERT J.
GVR
G W HINKLE
G. W. KEYES DRILLING COMPANY
G W KEYES DRLG CO
GWR OPERATING CO
GYPSY OIL
GYPSY OIL CO
GYPSY OIL CO INC LTD
GYPSY OIL COMPANY (ROLAND OIL CO.)
H2E OPERATIONS LLC
H-30 Drilling
H-30 DRLG
HABCO, INC
HABERSHAM ENERGY COMPANY
HACKATHORN DRILLING CO
HAEFELE OIL COMPANY
HAGER* TIMOTHY S
H A HERSHFIELD & CO
HALBERT, JENNINGS & SIMIC
HALCYON EXPLORATION COMPANY LLC
HALDE OIL INC
HALEY/HUGHES OPERATIONS
HALLAR* FRED C
HALLIBURTON ENERGY SERVICES INC
HALLWOOD PETROLEUM INC
HAMILTON OIL & GAS CORPORATION
HAMILTON-SATTERTHWAITE
HAMMER* O H
HAMON * JAKE L.
HAMON OPERATING CO
HANCOCK OIL COMPANY
HANCO OIL & GAS CO LTD
HANKS* ROGER C
HANLON-BOYLE, INC.
HANOVER ENERGY CORPORATION
HANSEN JR* GEORGE
HANSON*PERRY DRILLING CO
HARBAR DRILLING CO.
HARBAR DRLG
HARBAR DRLG CO
HARBAR OIL & GAS CO.
HARBINGER OIL COMPANY
HARBOR DRILLING CO
HARBOTTLE* W E
HARBURG* RUDOLPH W
HARKEN OIL & GAS INC
HARLAN DRILLING CO
HARMS & BURT DRLG
HARMS & BURT DRLG CO
HARMS DRILLING CO.
Harms & Knight Drilling Co.
HARMS & KNIGHT DRLG CO
HARPER OIL CO
HARPER/TURNER/DUNN/BOREING
HARRINGTON* D D
HARRIS* DONALD C
HARRIS* JAMES B
HARRIS OIL AND GAS COMPANY
HARRISON* R G
HARRISON & SMITH
HARR P W
Harry Gore Oil Co.
HARSH INTERNATIONAL INC
HARTMAN W L
HARTSHORN* W.F. JR.
HARVEST ENERGY COMPANY
HARVEST QUEEN MILL & ELE
HARVEY FRANCIS L
HARVEY JR* M J
HARWOOD FUNERAL SERVICES
HARWOOD OIL & MINING CO
HASZ ENERGY & DEVELOPMENT INC
HATHAWAY OPERATORS, INC
HAVENSTRITE OIL COMPANY
HAWKEYE OIL COMPANY
HAWKINS JR* H L
HAWKINS* ROBERT
HAWKS INDUSTRIES, INC
HAWKS* JEFF
HAWN FRANCIS O
HAWTHORNE OIL & GAS
HAYES* JAMES C
HAYES OIL & GAS COMPANY
HAYES PETROLEUM COMPANY
HAYES & RAYBURN
HAYNES FRED J
H B B INC
H B MABEE COMPANY
HEADINGTON OIL COMPANY LP
HEARTLAND OIL & GAS COMPANY
HEARTLAND OIL & GAS INC
HEC PETROLEUM INC
HEFNER & CHRIST
HEGWER DRILLING COMPANY INC
HEGWER* O.M.
HEIM* ARTHUR
HELENA RESOURCES INC
HELIS, A PARTNERSHIP* ESTATE OF WM G
HELIUM CO
HELLING* RAYMOND & JOYCE
HELMERICH AND PAYNE INC.
HELMERICH & PAYNE
HELMERICH & PAYNE INC
HELTON ENGINEERING & GEOLOGICAL SERVICES INC
HENDERSHOT OIL COMPANY
HENDERSON-HOLL
HENDERSON* JAMES
HENDERSON OIL CO
HENDERSON PETROLEUM CORP
HENRY H GUNGOLL ASSOCIATES
HERA RESOURCES
HERDON DRLG CO
H.E.R. DRILLING COMPANY
HE RESOURCES
HERNDON DRILLING CO.
HERNDON DRLG
HERNDON DRLG CO
HERSHEY OIL CORP
HEWIT FAMILY PARTNERSHIP
HEWIT* WILLIAM D
HFS OPERATORS INC
HGB OIL COMPANY
H & H OIL CO
HIAWATHA OIL & GAS CO
HIBBERT* ESTATE OF R E
HICKERSON, GREEN, & LIDDELL
HICKERSON*L.O.
HICKERSON-MCCULLOCH OIL COMPANY
HICKMAN OIL OPERATING, INC
HICKS* J.W.
HIGH COUNTRY EXPLORATION
HIGH COUNTRY RESOURCES, INC
HIGHLANDS NATURAL RESOURCES CORPORATION
HIGH PLAINS DISPOSAL INC
HIGH PLAINS ENERGY LLC
HIGHPOINT ENERGY LLC
HIGHPOINT OPERATING CORPORATION
HIGH SUMMIT OIL & GAS INC
HIGHWAY 36 LAND DEVELOPMENT COMPANY
HILBURN B H
HILCORP ENERGY COMPANY
HILL* A G
HILL*GEORGE & RAMSEY*ART
HILL & HOPPLER
HILLIARD OIL & GAS INC
HILLIN-SIMON OIL CO
HILL* JOHN H.
HILTON DRILLING CO.
HILTON DRILLING COMPANY INC
HILTON DRLG CO
HILTON, KING, NEW DRILLING CO
HINKLE OIL
Hinkle Oil Co.
Hinkle Oil Co. and Franco-Central Oil Co.
HI PLAINS OIL & GAS CO
HISSONG* JOHN R
H & K ENERGY INC
HLM DRILLING COMPANY
H&M DRILLING
H M H PRODUCTION COMPANY
H & M OIL PRODUCERS INC
H & M PETROLEUM CORPORATION
HODGE* MARK E
HOLCOMB OIL & GAS INC
HOLDEN ENERGY CORPORATION
HOLGATE
HOLIDAY RESOURCES INC
HOLLAND* ALVIN
HOLLANDSWORTH DRILLING CO
HOLL* F G
HOLL F G CO
HOLL & HENDERSON
HOLLOW DRLG CO
HOLLY ENERGY INC
HOLLYFRONTIER REFINING & MARKETING LLC
HOLLY OIL COMPANY
HOLLY RESOURCES CORP
HOLLY RESOURCES CORPORATION
HOLMES ET AL* J W
HOLMES* W.W.
HOLT* JACK
HOLT* R. W.
HOME DEPOT USA INC
HOMESTEAD MINERALS CORPORATION
HOMESTEAD OIL INC
HONAKER & DAVIS DRILLING CO.
HONAKER-DAVIS DRLG CO
Honaker Drilling Co.
HONAKER DRLG CO
HONDO OIL & GAS CO
HONKER-DAVIS DRLG
HONOLULU EXP & DRLG CORP
HOOKS BROTHERS OIL COMPANY
HOPE* ALVIN C
HOPE OIL COMPANY INC
HOPI OIL COMPANY
HORIZON OIL & GAS CO
HORSESHOE OPERATING INC
HORTON* I D
HOSE AND F C AUSTIN* R A
HOSS* ROBERT L
HOUGH* RALEIGH M.
HOUSER DRLG
HOUSTON EXPLORATION COMPANY* THE
HOUSTON OIL & MINERALS
HOUY* CARL A
HOWARD CHAMLEE AND CARL J WESTLUND INC
HOWARD KUHN
HOWARD PERRY
HOWELL PETROLEUM CORPORATION
HRBEK* RANDALL L
HRC OPERATING LLC
HRF EXPLORATION & PRODUCTION INC
HRM RESOURCES II LLC
HRM RESOURCES LLC
HRUBETZ OIL CO
H & R WELL SERVICES, INC
HS RESOURCES
HS RESOURCES INC
HUBBARD* ORREN B.
HUBBS III, LLC
HUBER CORPORATION* J M
HUCKABAY LTD* E DOYLE
HUDSON-CORYELL
HUDSON OIL & GAS CO
HUDSON OIL & METALS COMPANY
HUDSON PETR CO
HUERFANO OIL & GAS CO* THE
HUEY* MILLARD
HUEY* WALTER L. & ASSOC.
HUGHES BROTHERS
HUGHES* C W
HUGHES, FERRIS & BANDER
HUGHES* LAFAYETTE
HUGHES* WILLIAM E
HUGHES* WL
HUGOTON ENERGY CORPORATION
HULME, CHARLES. DRLG
HULME, CHARLES S. DRILLING
HULME CHARLES S DRLG
HULME DRLG CO
HULME FAIR HEISER ETAL
HUMBLE OIL & REFINING COMPANY
HUME* JAMES H
HUMISTON* G EVERETT
HUMPHRIES* FRANK
HUNTER ENERGY LLC
HUNTER* J K
HUNTER RIDGE ENERGY SERVICES LLC
HUNTFORD RESOURCES CORP
HUNT*H.L.
HUNTINGTON ENERGY LLC
HUNT* N B
HUNT OIL CO
HUNT OIL COMPANY
HUNT TRUST ESTATE* WM HERBERT
HUNTZINGER* HOMER G
HURD* GORDON
HURD INC
HURON DRILLING CO INC
HUSKY OIL CO
HUSTON OIL COMPANY
HUTTON EDUCATIONAL FOUNDATION* JIM
HYDE BEN
HYNDREX RESOURCES
Icer Addis Oil Operations
IDG EXPLORATION INC
IMPACT ENERGY INC
IMPALA RESOURCES LLC
IMPERIAL-AMERICAN MNGT CO
IMPERIAL DRILLING CO INC
IMPERIAL OIL CO
IMPERIAL OIL COMPANY
IMPERIAL OIL & GAS INC
IMPERIAL PETROLEUM CO.
IMPERIAL PRODUCTION CORPORATION
IMPETRO RESOURCES LLC
INCA OIL AND GAS INC
INCLINE RESERVES INC
INCREMENTAL OIL & GAS (FLORENCE) LLC
INDEPENDENT OIL CO
INDIAN TERR ILL OIL CO
INDIAN TERR ILLUMINATING OIL
INDIAN TERRITORY ILLUMINATING OIL CO.
INDIAN WELLS OIL CO
INDUSTRIAL GAS ASSOCIATES INC
INDUSTRIAL GAS SERVICES INC
INEXCO OIL CO
INFINITY OIL & GAS OF WYOMING INC
INGER OIL
INLAND DRILLING CO
INNERSPACE SUPPLY CO INC
INSPIRE OIL & GAS INC
INTEGRITY OIL & GAS COMPANY
INTEGRITY TRUCKING
INTER-AMERICAN PETROLEUM CORPORATION
INTERCONTINENTAL ENERGY CORP
INTERCONTINENTAL PETROLEUM EXP
INTERMOUNTAIN EXPL
INTERMOUNTAIN OIL CO
INTERNATIONAL ENERGY CO
INTERNATIONAL NUCLEAR CORPORATION
INTERNATIONAL OIL & GAS CORPORATION
INTERSTATE OIL COMPACT COMM
INVESTEK INC
INVESTMENT EQUIPMENT LLC
INVESTORS DRILLING VENTURES INC
IPR LAY CREEK, LLC
IREX CORP
IRISH OWL LLC
IRIS OIL COMPANY
IRON DRILLING COMPANY
IRONHORSE RESOURCES LLC
ISERN BROS
ISERN BROTHERS
ISERN DRLG CO
ISERN* M A
JACKPOT OIL COMPANY
JACKSON* DONALD W
Jackson-Lindsley Drilling Co.
JACO INC* TROY
JADE PETROLEUM CORP
J. A. LA FORTUNE
JAMAICA NATIONAL OIL CO(JANCO)
JAMESON COMPANY* W L
James W. Hershberger
James W Hershberger/White & Ellis
JAVERNICK* LARRY
JAVERNICK OIL
JAY BERGMAN OIL CO
J C DOZIER OIL CO
JC OIL CO
J & D ASSOCIATES
JDM DRILLING CO
JDP CORP
JEDA PETROLEUM LTD
J. E. Day
JEFFERSON* MARVIN K
JEFFREYS* J.E.
JELCO G V INC
JENCO DISPOSAL INC
JENEX PETROLEUM CORP
JENNINGS* JAMES R
JEPCO, INC
JET OIL COMPANY
JETTA OPERATING COMPANY INC
JFH DISPOSAL LLC
JFH OIL & GAS LLC
J H HERSHEY
JLDW LLC
J.L..M. EXPLORATION INC
JL OIL COMPANY
J & L OIL CORP
J M MCMORROW
J-M OIL CORP
J M RESOURCES INC
J N EXPLORATION AND PRODUCTION LMTD
JO-ALLYN OIL CO INC
JOECKEL* RAYMOND N
JOHN A TRIMMELL
JOHN D. COMPANY
JOHN E SCHALK
John H. Johnson, Jr
JOHN JAY DARRAH JR
JOHN LINDAS OIL CO
John O. Farmer, Inc.
JOHNSON* CORE F.
JOHNSON DRLG CORP
JOHNSON* E LYLE
JOHNSON* F KIRK
JOHNSON INC* DEA
Johnson Petroleum
JOHNSON & QUINLAN
JOHNSON* S D
JOHNSON* STEN
JOHNSON T
JOHNSON T C
JOHNSON* THOMAS & CLARA
JOHNSTON PETR CORP
JOHNSTON-SHEAR
JOHN TRIMMELL
JOHN TRIMMELL ET AL
JONAH ENERGY COMPANY LLC
JONE AND A J ARMELL* R L
JONES AND LEE PHILLIPS OIL COMPANY* GEORGE R
JONES ENERGY LTD
JONES & PELLOW OIL CO
Jones, Shelburne, and Farmer, Inc.
JORDAN OIL & GAS CO
JORDAN* TOM
JOROW CORPORATION
JOSEY INC* LENOIR M
JPJ EXPLORATION INC
JRC OIL
J R DRILLING & EXPLORATION COMPANY INC
J.R. DRILLING & EXPLOR CO. INC
J R MCLEAN
J R OIL COMPANY
JRS PETROLEUM LLC
J & T OPERATING, INC
JUANITA OIL COMPANY
JUDD * GEORGE B.
JUHAN* EDWARD N
JUHL* MARIUS & ASSOCIATES
JULANDER ENERGY COMPANY
JUL-TEX DRILLING CO INC
JUNIPER OIL AND MINING COMPANY
JUNIPER OIL & GAS COMPANY
JUNIPER PETROLEUM CORP
JUNIPER RESOURCES INC
JUSTHEIM PETROLEUM COMPANY
JUSTIN ENERGY LLC
JVA OPERATING COMPANY INC
J W BRADEN DRILLING CO
JW OPERATING
J W OPERATING COMPANY
K3 OIL & GAS OPERATING COMPANY
KA-HUGH INTERNATIONAL INC
KAISER FRANCIS OIL CO
KAISER-FRANCIS OIL COMPANY
KAMPHAUSEN* DAN
KANSAS NEBRASKA NATURAL
KANSAS-NEBRASKA NATURAL GAS CO
KARCHER* J C
KAREN OIL CO
KATZ OIL COMPANY
KAYS* D.E.
K C OPERATIONS
KCPI LLC
KC RESOURCES INC
KCS RESOURCES INC
KD DRILLIING CO AND FOX, PEAKER, ET AL
KEBA OIL & GAS CO
KEBO OIL & GAS INC
K & E DRILLING CO
KEENER OIL CO
KEENER OIL COMPANY
KEESEE & THOMAS
KEMMERER COAL COMPANY* THE
KENAI OIL & GAS INC
KENDRICK* K.L.
KENISA OIL COMPANY
KENNEC TRUSTEE* FRANK
KENNEDY* FRANCES M
KENNEDY & MITCHELL INC.
KENNEDY* M J
KENNEY* K O
KENTON S STEWART
KENT & WOOSLEY
K & E PETROLEUM, INC.
KEPLINGER OPERATING CO
KERN COUNTY LAND CO
KERR MCGEE CORPORATION
KERR MCGEE CORPORATION 39.93
KERR MCGEE CORPORATION 39.94
KERR MCGEE CORPORATION 39.95
KERR MCGEE CORPORATION 39.97
KERR MCGEE CORPORATION 39.98
KERR MCGEE CORPORATION 39.99
KERR MCGEE CORPORATION 40.00
KERR MCGEE CORPORATION 40.01
KERR MCGEE CORPORATION 40.02
KERR MCGEE CORPORATION 40.03
KERR MCGEE CORPORATION 40.04
KERR MCGEE CORPORATION 40.05
KERR MCGEE CORPORATION 40.06
KERR MCGEE CORPORATION 40.07
KERR MCGEE CORPORATION 40.08
KERR MCGEE CORPORATION 40.09
KERR MCGEE CORPORATION 40.10
KERR MCGEE CORPORATION 40.11
KERR MCGEE CORPORATION 40.12
KERR MCGEE CORPORATION 40.14
KERR MCGEE CORPORATION 40.15
KERR MCGEE CORPORATION 40.16
KERR MCGEE CORPORATION 40.17
KERR MCGEE CORPORATION 40.18
KERR MCGEE CORPORATION 40.20
KERR MCGEE CORPORATION 40.21
KERR MCGEE CORPORATION 40.22
KERR MCGEE CORPORATION 40.23
KERR MCGEE CORPORATION 40.24
KERR MCGEE CORPORATION 40.25
KERR MCGEE CORPORATION 40.26
KERR MCGEE CORPORATION 40.27
KERR MCGEE CORPORATION 40.28
KERR MCGEE CORPORATION 40.29
KERR MCGEE CORPORATION 40.30
KERR MCGEE CORPORATION 40.31
KERR MCGEE CORPORATION 40.32
KERR MCGEE CORPORATION 40.33
KERR MCGEE CORPORATION 40.34
KERR MCGEE CORPORATION 40.35
KERR MCGEE CORPORATION 40.36
KERR MCGEE CORPORATION 40.37
KERR MCGEE CORPORATION 40.38
KERR MCGEE CORPORATION 40.39
KERR MCGEE CORPORATION 40.40
KERR MCGEE CORPORATION 40.41
KERR MCGEE CORPORATION 40.42
KERR MCGEE CORPORATION 40.43
KERR MCGEE CORPORATION 40.44
KERR MCGEE CORPORATION 40.45
KERR MCGEE CORPORATION 40.46
KERR MCGEE GATHERING LLC
KERR MCGEE OIL & GAS ONSHORE LP
KERR MCGEE OIL & GAS ONSHORE LP 39.93
KERR MCGEE OIL & GAS ONSHORE LP 39.94
KERR MCGEE OIL & GAS ONSHORE LP 39.95
KERR MCGEE OIL & GAS ONSHORE LP 39.97
KERR MCGEE OIL & GAS ONSHORE LP 39.98
KERR MCGEE OIL & GAS ONSHORE LP 39.99
KERR MCGEE OIL & GAS ONSHORE LP 40.00
KERR MCGEE OIL & GAS ONSHORE LP 40.01
KERR MCGEE OIL & GAS ONSHORE LP 40.02
KERR MCGEE OIL & GAS ONSHORE LP 40.03
KERR MCGEE OIL & GAS ONSHORE LP 40.04
KERR MCGEE OIL & GAS ONSHORE LP 40.05
KERR MCGEE OIL & GAS ONSHORE LP 40.06
KERR MCGEE OIL & GAS ONSHORE LP 40.07
KERR MCGEE OIL & GAS ONSHORE LP 40.08
KERR MCGEE OIL & GAS ONSHORE LP 40.09
KERR MCGEE OIL & GAS ONSHORE LP 40.10
KERR MCGEE OIL & GAS ONSHORE LP 40.11
KERR MCGEE OIL & GAS ONSHORE LP 40.12
KERR MCGEE OIL & GAS ONSHORE LP 40.13
KERR MCGEE OIL & GAS ONSHORE LP 40.14
KERR MCGEE OIL & GAS ONSHORE LP 40.15
KERR MCGEE OIL & GAS ONSHORE LP 40.16
KERR MCGEE OIL & GAS ONSHORE LP 40.17
KERR MCGEE OIL & GAS ONSHORE LP 40.18
KERR MCGEE OIL & GAS ONSHORE LP 40.19
KERR MCGEE OIL & GAS ONSHORE LP 40.20
KERR MCGEE OIL & GAS ONSHORE LP 40.21
KERR MCGEE OIL & GAS ONSHORE LP 40.22
KERR MCGEE OIL & GAS ONSHORE LP 40.23
KERR MCGEE OIL & GAS ONSHORE LP 40.24
KERR MCGEE OIL & GAS ONSHORE LP 40.25
KERR MCGEE OIL & GAS ONSHORE LP 40.26
KERR MCGEE OIL & GAS ONSHORE LP 40.27
KERR MCGEE OIL & GAS ONSHORE LP 40.28
KERR MCGEE OIL & GAS ONSHORE LP 40.29
KERR MCGEE OIL & GAS ONSHORE LP 40.30
KERR MCGEE OIL & GAS ONSHORE LP 40.31
KERR MCGEE OIL & GAS ONSHORE LP 40.32
KERR MCGEE OIL & GAS ONSHORE LP 40.33
KERR MCGEE OIL & GAS ONSHORE LP 40.34
KERR MCGEE OIL & GAS ONSHORE LP 40.35
KERR MCGEE OIL & GAS ONSHORE LP 40.36
KERR MCGEE OIL & GAS ONSHORE LP 40.37
KERR MCGEE OIL & GAS ONSHORE LP 40.38
KERR MCGEE OIL & GAS ONSHORE LP 40.39
KERR MCGEE OIL & GAS ONSHORE LP 40.40
KERR MCGEE OIL & GAS ONSHORE LP 40.41
KERR MCGEE OIL & GAS ONSHORE LP 40.42
KERR MCGEE OIL & GAS ONSHORE LP 40.43
KERR MCGEE OIL & GAS ONSHORE LP 40.44
KERR MCGEE OIL & GAS ONSHORE LP 40.45
KERR MCGEE OIL & GAS ONSHORE LP 40.46
KERR MCGEE OIL INDUSTRIES,INC
KESTREL RESOURCES INC
KETAL OIL PRODUCING CO
KETTEL JAY A & WRIGHT JOE
KEWANEE OIL CO
KEWANEE OIL COMPANY
KEYES DRLG CO
KGH OPERATING COMPANY
KIDRON ENERGY INC
KIERNAN* TOM
KIESAU* DOUGLASS E.
KIESPERT & SHOAFF DRILLING CO INC
KILGORE-TURNER PETROLEUM CORP
KILPATRICK* JOHN F
KILROY COMPANY OF TEXAS INC
KIMBALL CRUDE OIL CO
KIMBARK OIL & GAS COMPANY
KIMBELL* KAY
KINCAID* RAY W
KINDER MORGAN CO2 CO LP
KINDER MORGAN GAS GATHERING
KING OIL CO INC
KING RESOURCES CO.
KING-STEVENSON GAS & OIL COMPANY
KINGSTON OIL CO
KINGWOOD OIL CO
KINNEY* STEPHEN H
KIRBY EXPL CO OF TEXAS
KIRBY PETROLEUM CORP
KIRBY ROYALTIES INC
KIRKPATRICK OIL COMPANY INC
KIRKWOOD* WILLIAM C
KIRSCHNER OIL COMPANY INC
KISSINGER ENTERPRISES
KISSINGER PETROLEUM CORP
KIT CARSON ENERGY CORP
KITCHIN* TONY
KKB ENERGY, LLC
KLABZUBA OIL & GAS INC
KLIPP* J E
KLO
KLOXIN ENERGY INC
KLT GAS INC
K & M ASSOCIATES
KNAPP URANIUM DEVELOPMENT CO
KN ENERGY INC
KNIGHT & MILLER OIL CORP
KN NATURAL GAS INC
K-N OPERATING CORP
KNOTT* BILLY J.
KOCH* DELBERT
KOCH EXPLORATION COMPANY LLC
KOCH PIPELINE
KOCH PIPELINE L.P.
KODIAK DRILLING INC
KODIAK PETROLEUM INC
KOPCO DRILLING CO
K P KAUFFMAN COMPANY INC
K.P. KAUFMAN CO.
KRAMER-HUFF DRILLING CO
KREY* MAX
KRITSAS* NICK
K.R.M. PETROLEUM CORP
KRUEGER* MAX L
KUBETZ* SAM
KUENZLER & FLORA RESERVE COMPANY
KUGLER* DEAN & JOE DBA D-J OIL COMPANY
K W B OIL PROPERTY MGMT INC
LABECO OPERATING COMPANY
LADD & LEWIS
LADD & LUKOWICZ
LADD PETROLEUM CORP
LADMER* JACK G.
LAFFERTY* R.F.
LA GLORIA CORPORATION
LAGUNA PETROLEUM COMPANY
LAKOTA PETR CO
LAMA CORP
LAMAR OIL & GAS EXPLORATION
LAMAR OIL & GAS INC
LANCE OIL & GAS COMPANY INC
LANDAUER* FRANK
LANDAUR & ASSOCIATES
LANDER PETROLEUM COMPANY
LANGERAK*L.L.
LANGE* R W
LANSDALE* A.
LA PLATA OIL & GAS, INC
LARAMIDE CORP
LARAMIE ENERGY II LLC
LARAMIE ENERGY INC
LARAMIE ENERGY LLC
LARIO-ALEX MCCOY
Lario Oil and Gas Co.
LARIO OIL & GAS COMPANY
LARK PETROLEUM
LARRY MOORE RANCH INC.
LARUE* E.B.
LAS ANIMAS OIL & GAS
LAS COLINAS OIL CORP
LASMO ENERGY CORP
LASSO OIL & GAS LLC
LATHAM EXPL CO INC
LATTNER* FORREST C.
LAUCK D R
LAUCK, D. R. OIL CO.
LAUCK PETROLEUM COMPANY INC.
LAWSON PETROLEUM CO
LAWSON-RIDGEWAY
L B EXPLORATION INC
L B INDUSTRIES INC
L & B OIL CO INC
L & B OIL COMPANY(LESLIE & BETTY SESSIONS)
LEAR* BERT
LEAR PETROLEUM EXPL INC
LEBA OIL CO
LEBEN DRILLING CO., INC.
LEBEN DRLG CO INC
LEBEN* THEODORE I DBA LEBEN OIL COMPANIES
LEBOLT OIL CO.
LEBSACK* M J
LECADA NATURAL GAS COMPANY
LECLAIR-WESTWOOD INC
LEDBETTER & MCCLANAHAN DRLG CO
LEEDE OIL & GAS INC
LEE DRILLING CO.
LEE DRILLING COMPANY
LEE DRLG CO
LEE PHILLIPS OIL CO.
LEGADO DJ, LLC
L E GARDNER ET AL
LEIDECKER* J.A.E.
LEMMON DRLG & EXPL INC
LEN MAYER OIL PRODUCER
Leo J. Dreiling Oil Co.
LESHER ENGINEERING
LEWIS BROTHERS, INC.
LEWIS & CLARK EXPLORATION CO
LEWIS & CLARK EXPLORATION COMPANY
LEWIS DRILLING CO
LEWIS DRILLING COMPANY
LEWIS DRILLING COMPANY ET AL
LEWIS EXPLORATION CO
LEWIS* FLA
LEWIS*JEROME & MARTIN*GLEN
LEWIS PRODUCTION CO. ET AL
LEXAM EXPLORATIONS (USA) INC
LEXICON RESOURCES CORPORATION
LEXINGTON GAS & MARINE INC.
LFC GAS COMPANY
LFC NO 68 CORP
L & F DRILLING INC & ALLIANCE WESTERN LTD
LIBERTY OIL AND URANIUM CO* THE
LIFESTYLE ENERGY CO
LILIS ENERGY INC
LINCAM OIL & GAS
LINDAS OIL
LINDE INC
LINN BROS OIL & GAS INC.
LINNEBUR* GENE L & SHIRLEY M
Linn Energy
LINN OPERATING INC
LION OIL
LION OIL COMPANY
LION OIL & REFG CO
Lion Oil & Refining Co.
LISH* ED
LIVERMORE* GEORGE P
LIVINGSTON & COURDIN EXPL INC
L.K. Parrish
L K PARRISH & C-G DRLG
L & M VENTURES INC
LOBO EXPLORATION
LOCIN OIL CORPORATION
LOCKART* L M
LOCKE* LLOYD D
LOCKE-TAYLOR DRILLINGCOMPANY
LOCKHART GEOPHYSICAL COMPANY
LOCKRIDGE OPERATOR, INC.* JOHN P
LOCKRIDGE & THOMPSON
L & O DRILLING CO INC
LOEB LLC* HERMAN L
LOGOS OPERATING LLC
LOHMANN DRILLING COMPANY
LOHMANN-JOHNSON
LOLOFF CONSTRUCTION INC
LOMAX EXPLORATION COMPANY
LOMITA OPERATING COMPANY
LONE MOUNTAIN PRODUCTION COMPANY
LONE PINE GAS INC
LONE STAR
LONE STAR PROD CO
LONGCO OIL CORPORATION
LONGHORN SUPPLY CO
LONG JOHNSON BROUK
LONGS PEAK RESOURCES LLC
LORENTZ OIL & GAS LLC
LOSEY* CARL
LOS NIETOS COMPANY
LOTUS OIL COMPANY
LOTUS OIL COMPANY* THE
LOUISIANA LAND & EXPL CO
LOVE* D.M. ASSOCIATES
LOVE MILLER DRLG
LOWELL & DANIELS, INC.
LRTC INCORPORATED
LUBAR OIL COMPANY
LUBAUER PETROLEUM COMPANT
LUDWICK* JAMES L
LUFF EXPLORATION CO
LUNDVALL OIL & GAS INC
LYCAN OIL AND GAS COMPANY INC
LYCO ENERGY CORPORATION
LYNCH* P. D.
LYNCO OIL CORPORATION
LYNX EXPLORATION CO
LYONS* BILL OR TED
LYSANDER RESOURCES
LYSTER OIL COMPANY INC
MABEE* GUY DRILLING CO
MABEE, H. B. CO.
MACDONALD OIL CORPORATION
MACDONALD PRODUCTS COMPANY
MACDOUGAL RA & MK
MACEY & MERSHON OIL INC
MAC-FULTON DRILLING CO.
MACHII-ROSS PETROLEUM CO
MACKLEY* ARNOLD & DARLEEN
MACK * L.W.
MACK OIL CORP
MACK PETROLEUM
MAC OIL COMPANY
MACPET
MADDEN* BRUCE
MADERA ROYALTY & ENERGY CO
MADRID* LOUIS S
MAGIC OIL CO
MAGNESON* L R
MAGNESS INC* J
MAGNOLIA OIL COMPANY
MAGNOLIA PETR CORP
MAGNOLIA PETROLEUM COMPANY
MAGPIE OPERATING, INC
MAGUIRE OIL COMPANY
MAJESTIC PETROLEUM
MALCO REFINERIES INC.
MALCO REX CO
MALLARD EXPLORATION LLC
MALLARD OPERATING COMPANY LLC
MALLONEE DRLG CO
MALLON OIL COMPANY
MANA RESOURCES INC
MANCOS CORP
MANCOS OIL DEVELOPMENT, INC
MANNING CO* R L
MANNING GAS & OIL CO
MANNING*J.E.
MANZANO LLC
MAPCO INC
MAPLE VENTURES INC
MARALEX DISPOSAL LLC
MARALEX RESOURCES INC
MARATHON OIL CO
MARATHON OIL COMPANY
MARCUS* L B
MARGAY OIL
MARINER PETROLEUM CORP
Maring & Hearing
MARI OIL CO
MARJO OPERATING COMPANY INC
MARKUS PRODUCTION, INC
MARKWEST RESOURCES INC
MARLIN OIL CO* THE
MARLIS PRODUCTION CO. INC.
MARMIK OIL CO
MARSHALL, D. J.
MARSHALL & WINSTON INC
MARSH INC* TOM F
MARSH OPERATING COMPANY
MARTENS* ARTHUR F
MARTINEX CORP
MARTIN EXPLORATION MANAGEMENT CO
MARTINEZ* JOE D
MARTIN & HEARING
MARTIN OIL COMPANY
MARTIN OIL SERVICE INC
MARTIN PETROLEUM INC
MARTIN* ROBERT E
MARTIN* ROGER L
MARTIN-TROST ASSOCIATES
MARTIN WUNDERLICK
MARTY BROTHERS
MASTERS OPERATING CO
MASTORAKOS* D A
MATAGORDA PRODUCTION COMPANY
MATRIX ENERGY LLC
MATRIX OIL CORPORATION
MATRIX PRODUCTION COMPANY
MAVERICK OIL COMPANY
MAVOR*J.E.
MAX COHEN
MAXEY DRILLING COMPANY
MAXEY GEOLOGY SERVICES INC
MAXIMUM ENERGY CORP.
MAXIMUM ENERGY CORPORATION
MAXUS EXPLORATION COMPANY
MAYER* DOROTHY M
MAYER, *LEN
MAYFIELD & SMITH DRILLING
MAYLON SCOW
MAYNARD OIL COMPANY
MAY PETROLEUM INC
MAZEL OIL CO
MAZUMA TURNKEY CONTRACTORS INC
M.B. Armer
M.B. Armer Drilling Co.
M B ARMER DRLG CO
M.B.Armer et al.
M B ARMER - HANUM DRLG.
MCALESTER FUEL COMPANY
MCALPIN & G T MCALPIN* C W
MCARTHUR JR* C L
MCBRIDE INC* W C
MCCARTNEY ENGINEERING LLC
MCCAUGHEY* C E
MCCLANE ENERGY INC
MCCLURE* W.W.
MCCOLLUM AND JERRY RYAN* JACK H
MCCONELL OIL CO.
MCCOOL* JOE
MCCORMICK OIL & GAS, INC
MCCOY PETROLEUM CORPORATION
MCCULLISS RESOURCES CO INC
MCCULLOCH OIL CORP. OF CALIF.
MCCULLOCH OIL & GAS CORP
MCDANIEL DRILLING COMPANY
MCDANIEL INC.* E. A.
MCDANIEL* WAYNE
MCDANNALD OIL COMPANY
MC DEBB DRILLING COMPANY
MCDERMOTT - BARNHART
MCDERMOTT CO INC* J RAY
MCDERMOTT & VERNE S MOST* JOHN
MCDOWELL, JR* R W
MC ELMO
MCELROY* E.R.
MCELROY RANCH CO
MCELVAIN ENERGY INC
MCGARR PETROLEUM
MCGARVEY-STARK
MCKENZIE JUNCTION MA LLC
MCKENZIE METHANE CORP
MCKINZIE OIL CO
MCKNAB* BILL
McKnab Drilling
MCKNAB II *V W
MCKNAB*JOHN W.
MCKNAB PRODUCTION COMPANY
MCLANE TRUST* DIXIE
MCLAUGHLIN* C T
MC LAUGHLIN* DAN W
MCLAUGHLIN* STUART W
MCLISH* H P
MCLISH*HP, ANDERMAN,& HAYES
MCMAHON AND BULLINGTON DRL''G CO
MCMILLAN* LARK
MCMORAN EXPLORATION CO & FMP OPERATING CO
MCMURRY OIL COMPANY
MCMURRY* W N
MCOR OIL & GAS CORPORATION
MCRAE-DOROUGH, INC.
MCRAE & HENRY LTD
MCRAE* J.A.
MCRAE OIL & GAS CORP
MCWHINNEY HOLDING COMPANY LLLP
MEAD* FRANK
MECHALKE* JOE
MEC-OKLAHOMA, INC
MECO OPERATING CORP.
MEDALLION EXPLORATION
MEDALLION OIL CO
MEDALLION PETROLEUM INC
MEDICINE BOW OPERATING COMPANY
MEGRA OIL COMPANY
M E III CORPORATION
MELTZER OIL CO
MENDELL-DENVER CORP
MENDELL FINISTERRE II LLC
MENDELL NIOBRARA LLC
MENZEL* H.H.
MERCURY DRLG CO
MERIDETH & BENNETT
MERIDIAN OIL INC
MERINO OIL CO
MERITAGE ENERGY PARTNERS
MERIT ENERGY COMPANY
MERLAND RESOURCES INC
MERRION OIL & GAS CORP
MESA ENERGY PARTNERS LLC
MESA HYDROCARBONS INC
MESA HYDROCARBONS LLC
MESA OPERATING COMPANY
MESA PETROLEUM COMPANY
MESA VERDE DRILLING
MESMER DBA CONTINENTAL ENERGY SERVICE* DAVID L
MESSER* DAVID
Messman-Rinehart Oil Co.
MESSMER* L A
METHANE EXPLORATION INC
MEYER OIL COMPANY
MEZDAN LIMITED LIABILITY CO
M&F OIL & GAS COMPANY
MGF NEWSUB, INC
MGF OIL CORPORATION
MIAMI OIL PROD INC
MIAMI PETROLEUM COMPANY, INC.
MICHIGAN WISCONSIN PIPE LINE C
MICHIWEST ENERGY INC
MICKELSON*G.O. & CARLOCK*C.L.
MID AMERICA DRILLING CO
MID-AMERICA MINERALS INC
MID-COLORADO OIL COMPANY
MID-CON ENERGY OPERATING LLC
MID CONTINENT PETR CORP
MID-CONTINENT PETROLEUM CORP
MID-CONTINENT RESOURCES INC
MIDFIELDS OIL COMPANY
MIDHURST OIL CORP
MIDLAND OIL COMPANY
MIDLANDS GAS CORPORATION
MIDWEST DRILLING COMPANY
MIDWEST ENTERPRISES INC
MIDWEST OIL CORP
MIDWEST REFINING CORP* THE
MIERS DRILLING ACCT* TOM
MILE HI DRILLING CORPORATION
MILESTONE PETROLEUM INC
MILINDA OIL COMPANY
MILLER AND DEAN SACK* C E
MILLER-CHRISTENSEN OIL CORP
MILLER & HALL
MILLER OIL CO
MILLER- SHELLY & LECLAIR OPER
MILLIRON OIL CORPORATION
MINDEN OIL & GAS INC
MINERAL PRODUCTS CO
MINERAL RESOURCES INC
MINERALS ENGINEERING CO
MINERALS MANAGEMENT INC
MIRACLE FIFER DRLG
MIRACLE WOOSTER DRLG
MISAHAR INVESTMENTS INC/4-H
MISSION OIL CORP
MISSISSIPPI RIVER FUEL CORP
MITCHELL & ASSOCIATES* J C
MITCHELL ENERGY CORPORATION
MITCHELL* JOHN F.
MIZEL PETRO RESOURCES INC
M & J OIL CO
M. K. M. EXPLORATION COMPANY
MLL OIL COMPANY
M M PRICE
MOBIL OIL CORPORATION
MODEL ENERGY LTD
MODEL OIL
MOFFAT PIPELINE CORP
MOFFAT PIPELINE CORP.
MOHAWK ENERGY CORPORATION
MONAGO OPERATING INC
MONAHAN GAS & OIL INC
MONAHAN* REX
MONAHAN* REX FAMILY TRUST
MONAHAN & WYTEX SERVICE
MONARCH ENERGY CORPORATION
MONCRIEF*W.A.
MONFORT OF COLORADO INC
MONOLITH PORTLAND MIDWEST CO
MONROE KIRBY AND ASSOCIATES
MONSANTO CHEMICAL COMPANY
MONSANTO OIL CO
MONTANA PETROLEUM CORP
MONTERREY PETROLEUM CORP
MONTEZUMA OIL & GAS
MONTGOMERY EXPLORATION COMPANY
MONT ROUGE INC
MONUMENT GAS MARKETING INC
MONUMENT GLOBAL RESOURCES INC
MOODY CORPORATION
MOORE AND GILMORE
MOORE* H.D.
MOORE INC* L P
MOORE* WILLIAM J.
MORAN BROS INC
MORAN EXPLORATION, INC.
MORGAN* G J
MORGAN OIL CO
MORGANSTERN ART
MORGENSTERN OIL CO
MORGENSTERN & SPECTER
MORINE DEVELOPMENT *RANDY
MORLEY* MAE
MORMAC ENERGY CORP
MORMAC OIL & GAS CO.
MORNING GUN EXPLORATION LLC
MORRE* GILMORE
MORRIS DRILLING
Morris Garvin
MORTON* HARRY D
MORWELL COMPANY
MOSHER, BROWN, & LEWIS
MOSS PROPERTIES INC* W M
MO-TE DRILLING COMPANY, INC
MOUNTAIN ENERGY
MOUNTAIN ENERGY PROD CO
MOUNTAIN FUEL SUPPLY COMPANY
MOUNTAIN PACIFIC GENERAL INC
MOUNTAIN PETROLEUM CORP
MOUNTAIN PETROLEUM LTD
MOUNTAIN STATES DRILLING CO., INC
MOUNTAIN STATES PETROLEUM CORP
MOUNTAINS WEST-KISSINGER EXPLORATION INC
MOUNTAIN VALLEY OIL CORP
MOUSER DRLG
MOUSER DRLG CO
MOWRER* GERALD D
M-P PETR
MR HALL
MRT EXPLORATION CO
MTARRI INC
MT CARMEL DRLG & DENCO DRLG INC.
M & T INC
MUELLER* C LEE
MUIR-GILES
MULL DRILLING COC. INC.
MULL DRILLING CO INC
MULL DRILLING COMPANY INC
MUNN OIL & GAS LTD
MUNSON INC* DAVID M
MURCHISON OIL
MURCHISON OIL & GAS INC
MURCHISON OIL & GAS LLC
MURCHISON TRUSTS
MURFIN DRILLING CO
MURFIN DRILLING COMPANY
MURFIN DRILLING COMPANY INC
MURPHY OIL CO
MURPHY OIL CO. OF OKLAHOMA,INC
MURPHY OIL CORPORATION
MURPHY*WJ
MUSGRAVE * THOMAS
MUSGROVE DRLG CO
MUSGROVE PETR CORP
Musgrove Petroleum Co.
Musgrove Petroleum Corp.
MUSKETEER OIL PRODUCERS
MUSTANG CREEK OPERATING LLC
MUSTANG OIL & GAS CORP
MUSTANG RESOURCES LLC
MUTUAL ENERGY CO INC
MUTUAL OIL CORPORATION
MUTUAL OIL OF AMERICA INC
MUTUAL PET MKTG INC
MW PETROLEUM CORPORATION
MYSTIQUE RESOURCES COMPANY
NADEL & GUSSMAN
NANCE PETROLEUM CORPORATION
NANKE ENERGY LLC
NARECO CORPORATION
NASSAU RESOURCES, INC.
Nathan Appleman
NATIONAL ASSOC PETR CO
National Cooperation Refining Assn.
NATIONAL COOPERATIVE REFINERY ASSOCIATION
National Cooperative Refining Assc.
National Coop. Refg.
NATIONAL COOP REFINERY ASSOC
NATIONAL DRILLING CO INC
NATIONAL FUEL CORPORATION
NATIONAL HYDROCARBONS EXPL CO
NATIONAL OIL CO
NATIONAL PETROLEUM INC
NATIONAL SUPPLY CO
NATION* C E
NATION & INVESTORS
Natl. Coop. Ref. Assoc.
Natl. Coop. Refinery Assoc.
NATOMAS NORTH AMERICA INC
NATURAL GAS CORP OF CALIF
NATURAL GAS CORPORATION OF AMERICA
NATURAL RESOURCE GROUP INC
NAUTILUS EQUIPMENT INC
NAVAJO OIL
NAVEX RESOURCES LLC
N C R A
N C R A (NATIONAL COOPERATIVE REFINERY ASSOCIATION)
N C R A (NATIONAL COOPERATIVE REFINERY ASSOCIATION) & SIERRA PETR.
NEARCTIC RESOURCES US INC
NEBRASKA DRILLERS INC
NEBRASKA-WYOMING OIL COMPANY
NEEDHAM* JOE
NEEDHAM & MEDFORD EXPLORATION
NEE NO SHEE OIL & REFINERY
NELSON* JOHN L
NELSON LLC
NELSON-MOORE DEVELOPMENT COMPANY
NEMAR OIL AND GAS
NERDLIHC COMPANY INC
NESSU FACILITIES LTD LIABILITY CO
NEUHAUSE PROPERTIES INC.* V. F.
NEW DRILLING COMPANY
NEWELL ENERGY LTD
NEWFIELD PRODUCTION COMPANY
NEW FRONTIER ENERGY INC
NEW HORIZON EXPLORATION INC
NEW LONDON OIL INC
NEWMAN* JOSEPH E.
NEW MEXICO LUMBER COMPANY
NEWPEK LLC
NEWPORT EXPL INC
NEW SEVEN FALLS CO* THE
NEWTON OIL COMPANY
NEW WORLD OIL INC.
NGL WATER SOLUTIONS DJ LLC
NG RESOURCES CORPORATION
NICHOLS* JESS
NICKEL ROAD OPERATING LLC
NICOR DRILLING CO
NIELSEN* GERAD & SNYDER* GEORG
NIELSON & ASSOCIATES, INC
NIELSON ENTERPRISES INC
NIGAS
NIGHTHAWK PRODUCTION LLC
NILOCO COMPANY
NIOBRARA ILLUMINATING GAS ASSOCIATES LLC
NISWONGER* TOM & TONI
NITROTEC HELIUM CORPORATION
NIX AND HARRIS
N. L. KOIN
NOARKO RESOURCES INC
NOBLE ENERGY
NOBLE ENERGY INC
NOBLE ENERGY PRODUCTION INC
Noble Midstream Partners LP
NOBLE MIDSTREAM SERVICES LLC
NOFFSINGER MANUFACTURING CO
NOLAND INC
NOLBURN ENERGY
NOLTE LLC* C J
NONSUCH NATURAL GAS INC
(no operator name)
NOR-AM EXPLORATION CORP
NORAM MINES INC
NORDIC PETROLEUMS INC
NORRIS* PHILLIP E
NORSK HYDRO PETROLEUM CO
NORSTAR PETROLEUM INC
NORTH AMERICAN GAS CORP
NORTH AMERICAN OIL COMPANY
NORTH AMERICAN OIL & GAS INC
NORTH AMERICAN RESOURCES CO
NORTH AMERICAN RESOURCES COMPANY
NORTH AMERICAN ROYALTIES INC.
NORTH CENTRAL OIL CORPORATION
NORTHEASTERN COLORADO O&G
NORTHERN DRILLING AND PRODUCING CO
NORTHERN MICHIGAN EXPL CO
NORTHERN MICHIGAN OIL & GAS CORPORATION
NORTHERN NATURAL GAS CO
NORTHERN ORDANCE INC
NORTHERN PETROLEUM COMPANY
NORTHERN PUMP CO
NORTH FINN LLC
NORTHLAND RESOURCES CO.
NORTHLAND ROYALTY OPERATING CO
NORTH PARK ENERGY INC
NORTHPOINTE EXPL CO INC
NORTHSTAR GAS COMPANY INC
NORTHSTAR RESOURCES, INC
NORTHWESTERN MINING & PETRO CO
NORTHWESTERN PETROLEUM
NORTHWESTERN PRODUCTION, INC
NORTHWEST EXPLORATION CO
NORTHWEST PIPELINE CORP
NORTHWEST PROD CORP
NOVA ENERGY INC
NOVA NATURAL RESOURCES CORP
NOVI EQUIPMENT COMPANY
N P ENERGY CORP
NRM PETROLEUM CORPORATION
NUCORP ENERGY INC
NYE & SNELL DRILLING CO
NYLUND* J. W.
NY-PETRO-MIN-CORP
OAKS RESOURCES MANAGEMENT INC
OBORNE* HARRY W
OBRECHT S F
O'BRIEN ENERGY RESOURCES CORP
OCCIDENTAL PETROLEUM CORP
OCEAN ENERGY INC NDBA DEVON LOUISIANA CORP
OCEAN OIL COMPANY
OCELOT OIL CORP
ODEGARD RESOURCES INC
O'DELL OIL CORPORATION
ODESSA NATURAL CORP
ODOM OIL CO
O'DONNELL & EDMONDSON
ODUM OIL & GAS CO
OGDEN BROS
O'HARA* E B
OHIO OIL
OHIO OIL CO.
OHIO OIL CO. and HELMERICH AND PAYNE
OHIO OIL CO., THE
OHMART JR* WALTER A
O H MARY ATT
OIL CAPITOL OF COLORADO, INC
OIL CITY PETROLEUM INC
OILFIELD OPERATING COMPANY
OILFIELD SALVAGE & SERVICE CO
OILMARC INC
OIL-MINERALS LANDS INC
OIL PRODUCERS, INC OF KANSAS
OIL RESOURCES INC
OILTECH INC
OKLAHOMA TEXAS TRUST
OKLAHOMA TEXAS TRUST CO.
OKLAND CORPORATION
OKMAR OIL CO
OKMAR OIL COMPANY
OKT RESOURCES LLC
OLD OPERATORS - STATUS UNKNOWN
OLDS OIL CORPORATION
OLIVER* LEON
OLMSTEAD OIL CO
OLSEN R OIL CO
OLSON* E. W.
OLYMPIA ENERGY INC
OLYMPIC EXPLORATION
OMEGA OIL CORP.
OMIMEX PETROLEUM INC
ORBIT DRILLING INC
ORCHARD DEVELOPMENT CO
OREGON NATURAL GAS DEVELOPMENT
ORIENTAL OIL REFG CO
ORION ENERGY PARTNERS LP
ORM EXPLORATION CO
OROCO OIL AND GAS COMPANY
ORR ENERGY LLC
ORR PRODUCTION CORP
ORYX ENERGY COMPANY
OSAFOW OIL COMPANY
OSBORNE* BILLY J
OSTERHOUDT* WALTER J
OUTWEST INVESTMENT CO
OVERLAND RESOURCES LLC
OWEN* BEN
OWEN* K D
OWTS USA INC
OXBOW PROPERTIES INC
OXFORD EXPLORATION CO
OXLEY* JOHN C.
OXOCO EXPLORATION & PRODUCTION INC
OXOCO INC
OXY USA INC
OXY USA WTP LP
PACE AND DE MONTROND
PACIFIC ENT OIL CO/HUNT OIL
PACIFIC MIDLAND PRODUCTION CO
PACIFIC NATURAL GAS EXPL
PACIFIC NORTHWEST PIPE LINE
PACO PRODUCTION COMPANY
PADCO LLC
PAGE* PAUL E
PAGOSA OIL & DEVELOPMENT
PAINE & ASSOCIATES
PAINE* JOSEPH J.C. DBA PAINE PETROLEUM COMPANY LLC
PALADIN ENERGY PARTNERS LLC
PALMER OIL CO
PALMER OIL CORP
PALMER* TOM, INC
PALO PETROLEUM INC
PAM OIL COMPANY
PAN AMERICAN PETROLEUM CORP
PANCANADIAN ENERGY RESOURCES INC
PANCANADIAN PETROLEUM CO
PAN EASTERN EXPLORATION COMPANY
PANHANDLE PROD CO
PANHANDLE PRODUCTION CO
PANHANDLE WESTERN GAS CO.
PANTANO ENERGY
PANTHER ENERGY COMPANY INC
PAPAY EMIT L
PAPE OILFIELD SERVICE INC
PARADIGM SERVICES LLC
PARADOX PRODUCTION CORP
PARADOX UPSTREAM LLC
PARAMOUNT PETROLEUM CORP
PARK ENERGY PETROLEUM LLC
PARKER DRILLING CO
PARKER*GEORGE & MCCUNE*CHAS
PARKER & PARSLEY DEV L P
PARKER & PARSLEY GAS PROC CO
PARK OIL & GAS INC
PARKS RICK L
PAR OIL INC
PAROO PETRLEUM (USA) INC
PAR PACIFIC HOLDINGS INC
PARRISH L K
PASCO PETROLEUM INC
PATARA OIL & GAS LLC
PATINA OIL & GA
PATINA OIL & GAS
PATINA OIL & GAS CORPORATION
PATRICIAN CO
PATRICK OPERATING CO* R J
PAT'S POWER TONGS INC
PATTERSON GAS & OIL CO
Patton-Farris-Whitestone Petroleum Corp.
PAUL E NEWELL
PAULEY PETROLEUM INC
PAUL K CONFER
PAUL STOCK & JOE JUHAN, ET AL
PCR OPERATING LLC
PDC ENERGY INC
PDC - PETROLEUM DEVELOPEMENT CORP.
PEACOCK OIL COMPANY INC
PEAKER* DON H.
PEAK PETROLEUM COMPANY
PEAKVIEW OPERATING COMPANY LLC
PEARSON* D E, DBA CHERRY CREE
PEASE OIL & GAS COMPANY
PECOS WESTERN CORP
PEDCO RESOURCES COMPANY
PEEL-HARDMAN
Peel-Hardman Oil Co.
PEER OIL CO
PELICAN HILL OIL & GAS INC
PENDLETON LAND & EXPLORATION
PENDLETON*WALTER S.
PENNANT DRILLING CO INC
PENNELL DRILLING CO
PENNELL-HAYES
PENNELL-ROHRET
PENNZOIL COMPANY
PENNZOIL EXPLORATION & PRODUCTION LLC
PENROSE PRODUCTION CO
PENROSE & TATUM
PEOPLES NATURAL GAS CO
PEPPER TANK CO
PERKINS GLEN OIL CO
PERKINS*GRADY W.
PERLMAN* WILLIAM
PERRY EXPLORATION CO
PERTROLEUM RESERVE CORP
PETERSEN* H C
PETERSON ENERGY OPERATING INC
PETERS* WALTER J
PETEX INC
PETRA OLEUM CORP
PETREL OIL CORP
PETRO-AMERICA LLC
PETRO-AMERICAN ENERGY RES INC
PETRO-CANADA RESOURCES (USA) INC
PETROCARBON ENERGY CORP/4-H
PETROCORP INCORPORATED
PETRODYNE PROD CO INC
PETRO-ENERGY EXPLORATION
PETROFOCUS USA, INC
PETROGLYPH OPERATING CO INC ADBA PETROGLYPH ENERGY
PETROGULF CORPORATION
PETROHUNTER OPERATING COMPANY
PETRO-KAL PRODUCTION CO
PETRO KANSAS OIL AND GAS
PETROLEUM CORP OF AMERICA
PETROLEUM ENERGY CORP
PETROLEUM EXPL & PROD INC
PETROLEUM IN
PETROLEUM INC
PETROLEUM INCORPORATED
PETROLEUM INDUSTRIAL CORP
PETROLEUM INTERNATIONAL INC
PETROLEUM MANAGEMENT LLC
PETROLEUM MGMT INC
PETROLEUM RECOVERY CORP
PETROLEUM RESOURCE MANAGEMENT CORP.
PETRO-LEWIS CORP
PETROMAX ENERGY CORPORATION
PETRO MEX RESOURCES
PETRO-MINERAL EXPLORATION INC
PETRON DEVELOPMENT COMPANY
PETROPLEX EQUIPMENT INC
PETROPOOL INC
PETRO QUEST INC
PETRO ROUTT INC
PETROSHARE CORPORATION
PETROSTATES RESOURCES INC
PETROWARD CORPORATION
PETROX RESOURCES INC
PETX PETROLEUM CORPORATION
PEXOIL COMPANY
PFEIFER OIL & GAS PRODUCTION
PFEIFER* W R
P G BOOTH & MACK HAYS
PHIL-HAN OIL CO.
PHILLIPS CHEMICAL CO.
PHILLIPS E ALEX
PHILLIPS & HANSON
PHILLIPS PETR CORP
Phillips Petroleum
Phillips Petroleum Co.
PHILLIPS PETROLEUM COMPANY
PHILLIPS PETROLEUM CORP.
PHILPOTT OIL & GAS CO INC
PHOENIX RESOURCES LLC
PICEANCE CREEK RANCH LTD
PICEANCE NATURAL GAS
PICEANCE OPERATING COMPANY LLC
PICKRELL DRILLING COMPANY
PIEDMONT EXPLORATION INC
PILAND RESOURCES
PILLING ET AL
PINE RIDGE OIL & GAS LLC
PINEWOOD OIL CORPORATION
PINNACLE OPERATING COMPANY
PINOAK INC
PINTAIL PETROLEUM LTD
PIONEER EXPLORATION CO
PIONEER NATURAL RESOURCES USA INC
PIONEER OIL & GAS
PIONEER PRODUCTION CORP
PIPE & MINING SUPPLY CO
PITTENGER* RUTH L
PITTMAN & ASSOCIATES INC
PIUTE ENERGY CO
PIVONKA* JOHN H
P J TAGGARES COMPANY
PLACID OIL COMPANY
PLAINS EX
PLAINS EXPLORATION AND PRODUCTION COMPANY
PLAINS PETROLEUM OPERATING CO
PLAINS PRODUCTION COMPANY
PLAINS RESOURCES, INC.
PLAINVIEW OIL & GAS INC
PLANET ASSOCIATES INC
PLANET INC
PLATEAU INC
PLATINUM GAS PROPERTIES LLC
PLAT RIVER OIL CO
PLATTE GAS LINE CO
PLATTE VALLEY PETRO ENERGY INC
PLEASANT VALLEY
PLUG NICKEL OIL COMPANY INC
PLYMOUTH OIL COMPANY
P..M. ENTERPRISES
P.M. PETROLEUM CORP.
P & M PETROLEUM MANAGEMENT LLC
POC-I LLC
P O & G OPERATING LLC
POINT LOOKOUT DRILLING
POLFAM EXPLORATION COMPANY LLC
POLK & FORTSON
Polk-Fortson-Shell
POMEROY PRODUCING
PONCHO PRODUCTION COMPANY
PONKA DRILLING & PRODUCTION CO
POOL* FRED OPERATING CO
PORTER ENERGY & RESOURCES INC
POTTER DRILLING
POUNDSTONE OIL AND GAS CORP
POUNDSTONE* ROBERT
POWDER EXPLORATION INC
POWELL* C A
POWELL EXPLORATION COMPANY
POWELL PROPERTIES, INC
POWER ENERGY RESOURCES
POWERLINE ENERGY CORP
POWER RESOURCES CORP
POZO RESOURCES INC
PRAIRIE OIL & GAS CO
PRAIRIE PETROLEUM, INC.
PRAIRIE RESOURCES LLC
PRATHER* JACK
PRECISIONEERING INC
PREMIER OIL & GAS INC
PREMIER RESOURCES INC
PREMIUM OIL CO
PRENALTA CORPORATION
PRE RESOURCES INC
PRESCO INC
PRESIDIO EXPLORATION INC
PRESSEY* S W
PRICE C L
PRICE ET AL
PRICE EXPLORATION COMPANY
PRIMA EXPLORATION INC
PRIMA OIL & GAS COMPANY
PRIMARY FUELS INC
PRIME OPERATING COMPANY
PRIVATE OIL INDUSTRIES INC
PROCHEMCO EXPLORATION CO
PRODUCERS OIL CO
PRODUCERS PIPE & SUPPLY
PRODUCERS & REFINERS CORP
PRODUCTION MANAGEMENT INC
PROGRESSIVE OIL COMPANY
PROGRESS PETROLEUM CO OF TEXAS
PRONGHORN OPERATING LLC
PRONGHORN PETROLEUM CORPORATION
PROSPECT ENERGY LLC
PROSPECT OIL INC
PROVIDENT RESOURCES INC
PROVINCIAL OIL CORPORATION
PROWERS ENT LLC
PRYOR & LOCKHART
PUBCO PETR CORP
PUBLIC SERVICE COMPANY OF COLORADO
PUCKETT ENERGY CO
PUCKETT LAND COMPANY
PUCKETT* R E
PUCKETT-WARREN OIL CO
PUMA OPERATING CORP
PUMPCO LAND & EXPL CO
PURE OIL CO.
PYRAMID DRLG CO
PYRAMID OIL CO
QEP ENERGY COMPANY
QEP FIELD SERVICES LLC
QEP UINTA BASIN INC
QUALITY EXPLORATION INC
QUALITY OIL CO
QUALLS OPERATING* R C
QUANTUM ENERGY CORPORATION
QUATRO ENERGIES CORP
QUESTA ENERGY CORP
QUESTAR E&P
QUESTAR EXPLORATION AND PRODUCTION COMPANY
QUESTAR GAS COMPANY
QUESTAR PIPELIN
QUEST OIL CO
QUICKSILVER RESOURCES INC
QUIGLEY* W DON
QUINOCO PETROLEUM INC
QUINQUE OPERATING COMPANY
QUINTANA PETROLEUM CORP
QUINTANA PETROLEUM SERVICES
RADDITZ CORPORATION
RAINBOW DRILLING COMPANY
RAINBOW EXPL INC
RAINBOW RESOURCES INC
RAINS & WILLIAMSON OIL CO
RAISA II OPERATING LLC
R ALLEN
Ralph Hamilton
Ralph Weaver, et al.
RALSTON PROCESSING ASSOC INC
RAMAS INC
RAM OIL & GAS INC
RAMPART ENERGY COMPANY
RAMSEY PETROLEUM CORP
RAMSEY PROPERTY MANAGEMENT LLC
RANCHERS EXPLORATION PARTNERS LLC
RANCH OIL COMPANY
RANCHO TRES
RANGELY OIL & GAS CO
RANGER OIL COMPANY
R A RESOURCES INC
RASMUSSEN* CLARK L
RATLIFF OPERATING CORPORATION
RAUTENA EXPLORATION INC
RAVEN OIL & REFINING CO
RAYCO PRODUCTION
RAYDON EXPLORATION INC
RAYMOND* C F
Raymond Oil Co., Inc.
RAYMOND OIL COMPANY INC
RAYMOND OIL & GAS CO., INC
R & B ENERGY INC
R D GASCH & COMPANY
R D G DRILLING CO
R E ABBOTT
READING & BATES OFFSHORE DRILLING COMPANY
READ & STEVENS INC
REASOR* G L
RECO OIL CO
RECOVERY ENERGY INC
RECOVERY OIL COMPANY
REDAN COMPANY* THE
R E DAY
R.E. Day et al.
RED HAWK PETROLEUM LLC
RED HORSE OIL AND GAS LTD
RED MESA HOLDINGS/O&G LLC
RED MOUNTAIN ENERGY LLC
RED MOUNTAIN RESOURCES LLC
RED OAK OPERATING LLC
RED RIVER RANCH HOLDINGS LLC
RED ROCK GATHERING COMPANY LLC
RED ROCK OIL COMPANY
RED WILLOW PRODUCTION
RED WILLOW PRODUCTION COMPANY
RED WILLOW PRODUCTION LLC
REDWIN CORPORATION
REDWINE RESOURCES INC
REEF EXPLORATION, INC
REESE*VAL R. & ASSOC. INC.
REGAL DRILLING COMPANY
REGAL PETROLEUM LTD
RE HIBBERT OIL PROPERTIES
REICHLINGER BUSINESS SERVICES
REIDER OIL COMPANY
REMUDA CORPORATION
RENCO, INC
RENEGADE OIL & GAS COMPANY LLC
REPUBLIC ENGINEERS INC.
REPUBLIC MINERAL CORP (FDIC)
REPUBLIC NATURAL GAS COMPANY
RESERVE DRILLING CORP
RESERVE OIL, INC.
RESERVE PETROLEUM
RESOURCE DEVELOPMENT TECHNOLOGY LLC
RESOURCE ENTERPRISES INC
RESOURCES EXPLORATION LTD
RESOURCES INVESTMENT CORPORATION
RESOURCE TECHNOLOGY CORP
RETAMCO OPERATING INC
REX ENERGY ROCKIES LLC
REYNOLDS E E ETAL
REYNOLDS MINING CORPORATION
REYNOLDS* NOEL
R.G.B.
R & G DRLG CO INC
R. H. BRADLEY AND J. L. DUBOIS
RHODES DRILLING COMPANY
RHODES* H N
R. H. Sigfried, Inc.
RIATA ENERGY INC
RICHARDS/BELNAP INTERESTS, INC
RICHARDSON* ARLO
RICHARDSON ENTERPRISES
RICHARDSON OIL CO
RICHARDSON OPERATING COMPANY
RICHAWK EXPLORATION
RICHFIELD DRILLING
RICHMOND PETROLEUM INC
RICKER FARMS INC
RICKS & DEMUTH OPERATING CO
RICKS EXPLORATION, INC
RIDDLE & J GOTTLIEB* M A
RIDGEWAY PETROLEUM CO
RIGGS* JOHN C
RIM OPERATING INC
RINCON OPERATING CO
RINE DRILLING COMPANY* THE R W
RING-WEST PETROLEUM CORP
RIO BLANCO NATURAL GAS CO
RIO MESA RESOURCES INC
RISING* KEITH L.
RITCHIE EXPLORATION INC
RITE-WAY OIL & INVESTMENT CO
RIVAL SERVICES
RIVERSIDE PRODUCTION CO
RIVERS, JAMES M CLINE, & JOHN T NELSON* E L
RIVIERA DRILLING & EXPLORATION COMPANY
R L BURNS CORP
R L FOREE & MAX L THOMAS
R L WILLIAMS
R L WILLIAMS ET AL
RME PETROLEUM COMPANY
ROANOKE CORP
ROBAK & ASSOCIATES* CLEO F.
ROBERT G BROOKS
ROBERT L BAYLESS PRODUCER LLC
ROBERT L WILLIAMS
ROBERTS* ELVIS
ROBERTSON* DEXTER
ROBFAM COMPANY
ROBIDOUX RANCH LLC
ROBINOWITZ OIL
ROBINOWITZ OIL CO
ROBINSON RES EXPL PROGRAM
ROCK CREEK RESOURCES LLC
ROCKET DRILLING CO.
ROCKET DRLG CO
ROCKET PETROLEUM COMPANY
ROCKIES OIL & GAS INC
ROCK ISLAND REFINING CORPORATION
ROCK OIL CORP
ROCKY MOUNTAIN BLUEBIRD RANCH, A CAL CORP
ROCKY MOUNTAIN DRILLING INC
ROCKY MOUNTAIN GAS SUPPLY LLC
ROCKY MOUNTAIN NATURAL GAS CO
ROCKY MOUNTAIN OILFIELD CONTR
ROCKY MOUNTAIN OIL FINDERS
ROCKY MOUNTAIN OIL & GAS CO.
ROCKY MOUNTAIN OPERATING COMPANY INC
ROCKY MOUNTAIN PETROLEUM GAS CO
ROCKY MOUNTAIN PROD CO
ROCKY MOUNTAIN PRODUCTION CO
ROCKY MOUNTAIN STANDARD, INC
ROCKY MTN NATURAL GAS LLC ADBA BLACK HILLS ENERGY
RODEN, DARDEN, & MCRAE, LTD
RODEN & MCRAE DRILLING CORP
RODEN OIL COMPANY
RODMAN GAS COMPANY & BASIN PETROLEUM CORPORATION
ROEHRS* ROBERT C.
ROEMER OIL COMPANY
ROGERS DRILLING CO* W F
ROGERS* W G
ROLAND L. PELT CO.
ROLAND* W F
R OLSON OIL CO
ROMAC EXPLORATION CO INC
ROPER* A B
ROSEBUD PETROLEUM
ROSEN OIL COMPANY
ROSETTA RESOURCES OPERATING LP
ROSEWOOD RESOURCES INC
ROTHWELL* PAUL A
ROUNDS CO* DON M
ROUNDUP RESOURCES INC
ROUSE * JACK
ROYAL DEVELOPMENT CORP
ROYAL RESOURCES CORPORATION
ROYER & FARRIS
ROY L COOK
ROYSTER* HARRY
R.P. NIXON OPERATIONS
R & R INDUSTRIES INC
R & R WELL SERVICE COMPANY
R S C OIL COMPANY
RUBICON OIL & GAS LLC
RUDY A HERMAN
Rudy Herman
RUNNING FOXES PETROLEUM INC
RUSHMORE PETROLEUM CO INC
RUSH* R L AND J L
RUSSELL HUBBARD ET AL
RUSSELL OIL CO
RUTH* ULA PEARL
RUTLEDGE AND FRANK E BOARD JR* IVAN W
RWL ENTERPRISES
R W M AND ASSOCIATES
RYAN OIL CO
S. A. BERWICK DRLG CO
SABINE PRODUCTION CO
SAFARI DRILLING CO
SAGA PETROLEUM LIMITED LIABILITY CO OF CO
SAGE DRILLING CO INC
SAGOUSPE* JEAN P
SAGUARO OIL CO
SAKET PETROLEUM COMPANY
SALIDA OIL & DEVELOPMENT CO* THE
SALTMOUNT OIL COMPANY
SAMECO PRODUCTION CO
SAMEDAN OIL CORP
SAMEDAN OIL CORPORATION
SAMOTLOR PETROLEUM INVESTMENTS LLC
SAMPLES/MESMER* ROBERT & DAVE
Sam P. Wallingford, Inc.
SAMSON OIL COMPANY
SAMSON RESOURCES COMPANY
SAMUEL GARY
SAMUEL* GARY JR. & ASSOC, INC
S. A. MURPHY
S.A. MURPHY & HANLON-BOYLE
SAN CARLOS OIL & REFINING COMPANY
SANCHEZ OIL & GAS CORPORATION
SAND HILLS SOCIETY
SANDLIN OIL CORP
SANDOVAL LAND & CATTLE CO INC
SANDRIDGE ENERGY INC (FEDERAL WELLS ONLY)
SANDRIDGE EXPLORATION & PRODUCTION LLC
SANDS-AMERICAN CORP
SANDS OIL COMPANY
SANFORD PRODUCTION CO, INC
SANFORD-ROUNDS-FELDT & ROBINSON
SAN JUAN BASIN CONSORTIUM LTD
SAN LUIS VALLEY OIL & GAS
SAN MARCO PETROLEUM INC
SANTA FE NATURAL RESOURCES INC
SANTA FE SNYDER CORPORATION
SANTA RITA RESOURCES INC
SARATOGA PROD CO INC
SARITA ENERGY CORP
SATURN LAND COMPANY INC
SAVANT RESOURCES, INC
SAWTOOTH ENERGY PARTNERS LLC
SAWYER OIL & GAS CO INC
SAXON OIL CO
SCARBOROUGH* JESS
SCAVENGER OIL CO
SCAVENGER OIL CO., INC.
Schemerhorn Oil Co.
SCHERMERHORN OIL CO
SCHERMERHORN OIL CORP
SCHERMERHORN OIL CORPORATION
SCHIFF & CO* H G
SCHLUMBERGER
SCHLUMBERGER CARBON SERVICES
SCHMID PROPERTIES INC
SCHMIDT AND THOMAS PRODUCING COMPANY* KARL
SCHNEIDER ENERGY SERVICES INC
SCHOONMAKER* GEORGE C
SCHREIDER & COMPANY, INC
SCHREIDER OPERATING CO
SCHUH AND ASSOCIATES
SCHULEIN* ROBERT
SCHUMACHER* JOHN
SCHUTZ* HAROLD
SCHUTZ* RICHARD E
SCOTT* O L
SCOTT, SCOTT, SHEPPARD,BURNETT
SCOUT ENERGY CORPORATION
SCOW* MAYLON
S & D LLC
SEABOARD OIL COMPANY
SEAHAWK OIL INTERNATIONAL INC
SEAL* DARRELL G
SEARCH NATURAL RESOURCES
SECURITY GAS & OIL INC
SEELEY OIL COMPANY LLC
SEISMOGRAPH SERVICE CORP
SELECT ENERGY SERVICES LLC
SELECT NATURAL GAS LLC
SEMCRUDE
SemGroup
SENECA OIL & GAS CO
SENSOR OIL & GAS, INC
SENTEX
SENTINEL PETR INC
SENTRY OIL CORP
SERVICE DRILLING CO
SETEX OIL & GAS COMPANY
SG INTERESTS
SG INTERESTS I LTD
SHAFFER J C INC
SHAFFER JR* FREDERICK I
SHAHAN & SONS
SHAHEEN* RICHARD F.
SHAKESPEARE OIL CO INC
SHAMROCK OIL AND GAS CORPORATION* THE
SHANNON OIL CO
SHAR-ALAN OIL CO
SHARON DRILLING CO.
SHARON DRLG CO
SHARON RESOURCES
SHARPLES OIL
SHARP* W H
SHAWNEE OIL COMPANY
SHAWNEE OIL DEVELOPMENT CO INC
SHEETS* R P
SHELBY RESOURCES LLC
SHELLEY-MILLER DRLG CO
SHELL FRONTIER OIL & GAS INC
SHELL OIL CO
Shell Oil Co., Inc.
SHELL OIL COMPANY
SHELL PETR CO
Shell Petroleum Co.
Shell Petroleum Company
Shell Petroleum Corp.
Shelly-Miller Drilling Co.
SHELTER US INC
SHENANDOAH OIL CORPORATION
SHENANDOAH PRODUCTION CO INC
SHEPLER & THOMAS INC
SHEPPARD* DAVID I.
SHERROD & APPERSON
SHERWIN & COCHRAN
SHERWIN & JENKINS
SHERWOOD OIL CO
Shields Oil Producers, Inc.
SHIVELEY* MELVIN H SHIRLEY A
SHOESTRING ENTERPRISES
SHOGREN & HULTGRAN
SHULA & STONE
SIDWELL JR* WILLIAM A
SIEGEL ET AL
SIERRA ENERGY ASSOCIATES INC
SIERRA EXPLORATION CO
SIERRA OIL & GAS COMPANY
Sierra Petroleum Co., Inc.
SIERRA PRODUCTION INC
SIGNAL EXPLORATION INCORP
SIGNET OIL CO
SIGWART* CARL
SILER* EARL F
SILVERADO OIL
SILVER ASSOCIATES, INC
SILVERBOW RESOURCES OPERATING LLC
SILVER* CASWELL C/O ARGENTIA
SILVER MOUNTAIN PRESERVE INC
SIMASKO PRODUCTION COMPANY
SIMLA CORPORATION
SIMMONS DRILLING CO
SIMMONS ENERGY CORP
SIMMONS OIL CO INC
SIMMONS*V.H.
SIMPSON OIL CO
SINAI PETR CORP
SINCLAIR OIL CORP
SINCLAIR OIL & GAS COMPANY
Sinclair Prairie Oil Co.
SINDBAD PARTNERSHIP
SINGLETREE RESOURCES INC
SIRIOS* ALBERT R
S & J OIL AND GAS COMPANY
SKAER ENTERPRISES
SKAER PROPERTIES LTD PARTNERSHIP
SKEETERS* EDWARD G
SKELLY OIL CO
Skelly Oil Company
Skiles Oil Corp.
SKILES OIL CORPORATION
SKINNER CORPORATION
SKINNER* GEORGE & CO
SKYLINE OIL CO
SLADE* SHELDON
SLAGTER PRODUCING COMPANY
SLATE RIVER RESOURCES LLC
SLATER* JERRY L.
SLAWSON* DONALD C
SLAWSON EXPLORATION COMPANY INC
SLICK-MOORMAN OIL COMPANY
SLICK PRYOR & LOCKHART
SLOSS* JAMES P
SM ENERGY COMPANY
SMITH ASH
SMITH* CONLEY P
SMITH ENERGY CORP
SMITH ENERGY LIMITED PARTNERSHIP 1988
SMITH ENERGY LLC
SMITHERMAN OIL & GAS CO INC
SMITH OIL & GAS CO INC
SMITH OIL PROPERTIES INC
SMITH*RAY DRILLING COMPANY
SMITH* ROGER
S & M OIL & GAS
SMOKE-5 OIL CO
SMOTHERMAN* JERRY D
SNEE AND EBERLY
SNOWDEN OIL CO
SNYDER DRILLING CO* JIM
SNYDER* HUGH B
SNYDER OIL CORP
SNYDER OIL OPERATOR* JIM
SOCONY MOBIL OIL CO INC
SOHIO
SOHIO PETR CO AKA STANDARD OIL
SOHIO PETR CORP
Sohio Petroleum Co.
SOLAR OIL CORP
SOLAR PETROLEUM INC
SOLIX
SOLIX BOI FUELS
SOME OIL COMPANY
SONAT EXPLORATION COMPANY
SONAT RATON, L.L.C.
SONTERRA ENERGY, L.L.C.
Sooner Oil Co.
SOPER PRODUCTION
SOTEXCO INC
SOURCE GAS ENERGY SERVICES COMPANY
SOUTHERN COLORADO EXPLOR SYND
SOUTHERN PETROLEUM EXPLORATION INC
SOUTHERN STATES PETR CORP
SOUTHERN UNION PRODUCTION CO
SOUTHERN UTE INDIAN TRIBE
SOUTHLAND ROYALTY COMPANY
SOUTHLAND ROYALTY COMPANY LLC
SOUTH LOUISIANA PROD CO
SOUTH PARK OIL & GAS
SOUTH TEXAS DEVELOPMENT CO
SOUTHWEST ARKANSAS CO INC
SOUTHWEST DRILLING INC
SOUTHWESTERN DEVELOPMENT CO
SOUTHWESTERN ENERGY PROD CO
SOUTHWESTERN EXPLORAATION COMPANY
SOUTHWESTERN PRODUCTION CORP
SOUTHWEST GAS PRODUCING CO,INC
SOUTHWEST OIL AND LAND INC
SOUTHWEST PETROLEUM CORP
SOUTHWEST SITES INC
SOVEREIGN ENERGY LLC
SOVEREIGN OIL CO
SOVEREIGN OPERATING COMPANY LLC
SPAHN* BEN J
SPANGLER* I M
SPARTAN INVESTMENT CO., INC.
SPATTER* NICK
SPECTER PIPE & SUPPLY, INC.
SPELMAN PRENTICE & ASSOCIATES
SPRINGDALE PARTNERS LLC
SPRINGER & PIGOTT & JOHNS
SQUIRRELL* D.W.
SRC ENERGY INC
S & S OIL PRODUCTION CO
STANCO PETROLEUM INC
STANDARD OIL PRODUCTION CO
STANDLEY* ROBERT K DBA OTIS ENERGY
STANFIELD* JEFFIE
STANFORD PETROLEUM INC
Stanolind Oil and Gas Co.
STANOLIND OIL & GAS CO
STANSBURY OIL CO
STARLIGHT ENERGY CORPORATION
STARLIGHT RESOURCES LLC
STARLIGHT RESPURCES
STARR* J W
STATES EXPLORATION INC
STATES OIL COMPANY
STAVER* JOHN
ST CROIX OPERATING INC
STEARNS* L.G. DRILLING CO
STEELCO DRILLING CORPORATION
STEELE* ROY G
STEHLE OIL COMPANY
STELBAR OIL CORP INC
STEPHENS ENERGY COMPANY LLC
STEPHENS* JAMES R
Sterling Drilling Co.
STERLING DRILLING COMPANY
STERLING DRLG CO
STERLING PETR OPERATING CO
STEWART PETROLEUM CORPORATION
ST HELENS PETROLEUM CORP
ST JAMES ENERGY OPERATING INC
ST MICHAEL EXPL CO
STODDARD* J B
STONE* D J
STONEHAM PRODUCTION LLC
STONEHENGE OIL COMPANY INC
STONE* M L
STONE & NEW WORLD OIL ET AL* E H
STONE PETROLEUM CORORATION* THE
STONE & SCHULA
STONE & WOLF LLC
STORM ASSOCIATES INC
STOUT* C. E.
STOUT OIL COMPANY
STRABALA* JOSEPH H
STRACHAN EXPLORATION INC
STRAIN DRILLING COMPANY
STRATA EXPLORATION INC
STRATA PRODUCTION OPERATORS
STRATA RESOURCES INC
STRATA-X INC
STRAT LAND EXPLORATION INC
STRATOGRAPHIC OIL CO
STRAWN* GEORGE
STREAM INC
STRICKLIN*W.D.
STRICKLIN* W.F.
STROOCK AND ROGERS
STROUD OIL PROPERTIES INC
STUARCO OIL CO INC
STUBBS, JIM
STUTENROTH OSCAR L
SUBURBAN PROPANE EXPO. CO. INC
SUCHY* GARY M & VIOLET M
SUHR-FIEDLER-LOCK DRLG CO
SULLIVAN AND COMPANY
SULLIVAN* BRUCE
SULLIVAN & TAYLOR
SUMMIT OIL CO
SUMMIT OIL CO INC
SUMMIT OPERATING LLC
SUNBEAM OIL COMPANY
SUNBURST
SUNBURST INC
SUNCOR ENERGY (USA) INC
SUNDANCE ENERGY INC
SUNDANCE OIL COMPANY
SUNDANCE OIL EXPL CO
SUN EXPLORATION AND PRODUCTION COMPANY
SUN EXPLORATION DIVISION
SUN EXPLORATION & PRODUCTION COMPANY
SUNNY VALLEY OIL COMPANY
SUN OIL COMPANY
SUN OIL COMPANY (DELAWARE)
SUNRAY-DX OIL CO
SUNRAY DX OIL COMPANY
SUNRAY MID-CONTINENT OIL CO
SUNRAY OIL CO
SUNRAY OIL CO INC
SUNRAY OIL CORP
SUNRAY OIL CORPORATION
SUNSET HILL OIL CO INC
SUNSET INTERN PETR CORP
SUNSET PLUGGING & EQUIPMENT INC
SUNSHINE MINING COMPANY
SUNSHINE ROYALTY COMPANY
SUNSHINE VALLEY PETROLEUM
SUPERIOR OIL COMPANY
SUPRON ENERGY CORP
SURE OIL COMPANY
SUSURAS* THEO
SVOBODA* FRANK
SWAN* B. F.
SWANSON AND GEORGE B JUDD* W E
SWANSON* ROBERT B
SWEARINGEN* OMAR D
SWEDLUND AND ROLAND
SWEDLUND* LEE A
SWEPI LP
SWIFT BEEF COMPANY
SWIFT & COMPANY
SWN PRODUCTION COMPANY LLC
SYNCLINE OIL CORP
SYNDICATE O&G
SYNERGY RESOURCES CORPORATION
TABER & COLEMAN
TABLE MESA OIL CO
TABULA RASA ENERGY LLC
TALCOTT* GH ETA
TAMARACK ENERGY INC
TAMCO DRILLING INC
TANDEM OIL CO
TANNER-PRUIT EXPLORATION INC
TAPA OIL CORP
TATE* WILLIAM J
TATONKA OIL AND GAS COMPANY INC
TATUM* CHARLES R
TAYLOR* BEN J
TAYLOR & HOLMAN
TAYLOR* JAY
TAYLOR* LLOYD B
TAYLOR* WILLIAM M
TBI FIELD SERVICES, INC.
TBI PRODUCTION CO
TBI PRODUCTION COMPANY
T.C. Johnson
T C JOHNSON EST
TDC ENERGY COPRORATION
TEAGUE*LE
TEASLEY DRLG CO INC
TED FERRIER
TEKOIL CORP
TELEVEST EXPLORATION INC
TEMPLEX INC
TENNECO OIL CO.
TENNESSEE GAS TRANSMISSION CO
TEP ROCKY MOUNTAIN LLC
TERMINAL FACILITIES INC
TERMO COMPANY OF TEXAS
TERRA MARINE ENERGY CO
TERRA RESOURCES INC
TERRELL PRODUCTIONS
TERRITORY OIL CORP
TERROL ENERGY
TERRY* ORLYN
TERTELING & SONS* J A
TESORO PETROLEUM CORP
TEXACO
TEXACO E & P IN
TEXACO E & P INC.
TEXACO EXPLORATION AND PRODUCTION INC
TEXACO EXPLORATION & PRODUCTION INC.
TEXACO, INC.
TEXAKOMA OPERATING, L.P.
TEXAS AMERICAN OIL CORP
TEXAS AMERICAN RESOURCES COMPANY
Texas Co.
TEXAS COLORADO PETROLEUM
Texas Company
TEXAS COMPANY, THE
TEXAS CO THE
TEXAS CRUDE EXPLORATION INC
TEXAS EASTERN SKYLINE OIL CO
TEXAS GAS EXPLORATION CORP
TEXAS OIL & GAS CORP
TEXAS PACIFIC OIL COMPANY
TEXAS TEA OF COLORADO LLC DBA TEXAS TEA LLC
TEX/CON OIL & GAS CO
TEXOTA OIL CO
TEXPRO ENERGY CO
TEXZONA OIL & GAS, INC.
TFI OPERATING COMPANY INC
THAMES INC.* JACK
THE BAY PETROLEUM COMPANY
The Bay Petroleum Corp.
THE BAY PETROLEUM CORPORATION
THE CALIFORNIA COMPANY
THE DINOSAUR CORPORATION & E A WOOD JR
THE OIL SHALE CORPORATION
THE POLUMBUS CORP
THERMATRON INC
THE TERMO COMPANY
THE TEXAS CO.
THE TEXAS COMPANY
THINK OIL INC
THOMAS & BREWER
THOMAS* DAVE M., JR.
Thomas E. Allan
THOMAS L SPRING LLC
THOMAS OPERATING COMPANY INC
THOMAS PETROLEUM
THOMPSON ENGINEERING & PRODUCTION
THOMPSON & JAMES CLEO THOMPSON, JR.* & J CLEO
THOMPSON* J C
THOMSON DRILLIING CO* J. M.
THORNBURG MINING COMPANY
THOROFARE RESOURCES, INC
THORPE & LECLAIR OPERATING CO INC* R E
THOS H ALLAN
THREE FORKS RESOURCES LLC
THREE STATES OIL COMPANY
THREE STATE WELL SERVICE INC
Three-Way Drilling Co.
Thunderbird Drilling, Inc.
THUNDERBIRD DRLG
Thunderheart Transport LLC
THUNDERHEART TRUCKING LLC
THUNDER RIVER PRODUCTION LLC
TIDAL OIL COMPANY
TIDAL WAVE ENERGY INC
TIDEWATER OIL COMPANY
TIDEWAY OIL PROGRAMS INC
TIERRA PETROLEUM CORP
TIFFANY GAS CO
TIGER OIL COMPANY
TIGER OIL INC
TIGGES OIL LLC
TIMBER CREEK OPERATING LLC
TIMBERLINE ENERGY INC
TIMBERLINE PETROLEUM CORP
TIMKA RESOURCES LTD
TINDALL OPERATING COMPANY
TINTIC STANDARD MINING CO
TIOGA DRILLING CO INC
TIPPERARY OIL & GAS CORP
TIPPS DRILLING CO., INC.
TIPPS* KENNETH L
TIPTOP MINING CO
TITAN OIL CO INC
TNC DISPOSAL, INC
TOBEY ROYALTIES COMPANY INC
TOBYS VACUUM TRUCK SERVICE
TOBY` VACUUM TRUCK SERVICE
Todd Carl Drilling Co.
TODD DRLG
TOLES* JOHN R
TOLKYN ENTERPRISES
TOLTEK DRILLING CO
TOMBERLIN* BILL
TOM BROWN INC
TOM FENNO PRODUCTION LLC
TOMLINSON & KATHOL
TOMLINSON SID
TOM L NABERS & ASSOCIATES
TOM PALMER OIL CO
TOM PALMER OIL COMPANY
TOMPKINS & SONS
TOOKE* WALTER P
TOPAZ SOUTHWEST INC
TOP OPERATING COMPANY
TOPSIDE OIL CORP
TORCH OPERATING COMPANY
TORGESON* ALFRED C.
TOTAL PETROLEUM INC
TOWER ENERGY CORP
TOWN OF ERIE
T P OPERATING LLC
TRAILBLAZER OIL & GAS CO
TRANSCO EXPLORATION CO
TRANSCONTINENTAL OIL CORP
TRANSCONTINENT OIL COMPANY
TRANS DELTA OIL CO
Trans Era Petroleum Co., Inc.
TRANS-ERA PETROLEUM INC
TRANSGLOBE OIL & GAS CORP
TRANSIERRA EXPL CORP
TRANSOCEAN OIL, INC
TRANS TEXAS ENERGY INC.
TRANSWESTERN OIL CO
TRANS-WESTERN OPERATING
TRANS-WESTERN PETROLEUM INC
TRASK, CONCEPT & ASSOC
TRAVIS PRODUCTION CO
TRAVIS* RJ
TREK EXPLORATION CO
TREND EXPLORATION CO
TREND RESOURCES LTD
TRES OIL COMPANY
TRIANGLE J OIL CO
TRICENTROL RESOURCES INC
TRICE PROD CO
TRICKETT, C.W.
TRICKETT DRLG CO
TRICO OIL & GAS COMPANY
TRIDENT COMPANY
TRIDENT OIL & GAS CORP
TRI EX CORP
TRIGG DRILLING CO
TRIGOOD OIL CO
TRI-ISLAND LAND & CATTLE CO
TRI MARK OIL CO
TRINITY ENERGY CORPORATION
TRINITY ENERGY RESOURCES INC
TRIO PETROLEUM
TRIPLE J RESOURCES INC
TRIPLE R OIL CO
TRITON OIL & GAS CORP
TROJAN OIL & GAS COMPANY
TROOST* R.S. & LEWIS* Y.H.
TROUSIL & ASSOCIATES, INC
TRUEBLOOD & CULLUM
TRUE & BROWN OIL PRODUCERS
TRUE OIL LLC
TRW EXPLORATION & PRODUCTION
T & T OIL COMPANY, UPRR, ET AL
TUCKER ENERGY CORP
TUCKER*ORRIN
TUDEX PETROLEUM INC
TULEY & CARTER
TURNBULL* PAUL
TURNER*FRED,JR.
TURNER* GLENN J.
TURNER*VAN DRILLING COMPANY
TUTHILL & BARBEE
TWENTIETH CENTURY CORP
TWIN ARROW INC
TWIN OIL CORPORATION
TWIN T DRILLING & PRODUCING CO
TWO J OIL COMPANY
TXO PRODUCTION CORP
TXP INC
TYLER ROCKIES EXPLORATION LTD
TYNA-MAR-CE FARMS INC
ULTRA RESOURCES INC
UMAD LLC
UMBACH* PAUL H
UMEX OIL INC & WILLIAM O CALLAWAY
UNIOIL
UNION OIL COMPANY OF CALIFORNIA
UNION OIL CO OF CALIFORNIA
UNION PACIFIC FUELS INC
UNION PACIFIC R
UNION PACIFIC RAILROAD CO
UNION PACIFIC RESOURCES
UNION PACIFIC RESOURCES CO
UNION PACIFIC RESOURCES COMPANY
UNION TEXAS NATURAL GAS CORP., A-P DIVISION
UNION TEXAS PETROLEUM
UNITED COMPANY OF TEXAS
United Drilling Co.
UNITED OIL PROD CO
UNITED PETROLEUM CORP
UNITED PRODUCING CO
UNITED STATES EXPLORATION INC
UNITED STATES FIDELITY & GUARANTY COMPANY
UNITED STATES SMELTING REFINING & MINING COMPANY
UNIT PETROLEUM COMPANY
UNIVERSAL FUELS CO
UNIVERSAL OIL & GAS CO
UNIVERSAL OPERATING COMPANY
UNIVERSAL PETR INC
UNIVERSAL RESOURCES CORP
UNKNOWN
(unknown operator)
UPRC
URSA OPERATING COMPANY LLC
U S ARMY CORPS OF ENGINEERS
U S DEPARTMENT OF ENERGY
U.S. DEVELOPMENT CORP
U S EXPLORATION CO
US GEOLOGICAL SURVEY
U.S. GOLD COMPANY
U S MINERAL & ROYALTY CORP
U S MINERALS EXPL
U.S. SIGNAL OIL AND GAS CO
UTAH GAS OP LTD DBA UTAH GAS CORP
UTAH SOUTHERN OIL CO
UTEMOOR SYNDICATE INC* THE
UTE PRODUCTION COMPANY
UTEX EXPLORATION CO
UUNION PACIFIC RESOURCES
UV INDUSTRIES, INC.
VAL ENERGY INC
VALERO LP
VALERO MARKETING & SUPPLY COMPANY
VALERO PRODUCING CO
VALEX PETROLEUM INC
VALLERY CORPORATION
VALLEY OIL COMPANY
VALLEY OPERATING INC
VALWOOD PRODUCTION COMPANY
VANCE*LESTER
VANDERBILT RESOURCES CORP
VAN-GRISSO OIL COMPANY
VANGUARD OPERATING LLC
VANTAGE OIL CO
VAQUERO ENERGY INC
VASTAR RESOURCES INC
VAUGHEY & VAUGHEY
VAUGHEY & VAUGHEY/BLACKBURN
VAUGHN BROS OIL CO
VEAIL NEVAN H
VECO DRILLING INC
VECTA OIL & GAS LTD
VECTOR MINERALS CORPORATION
VECTOR OIL CO INC
VEEDER SUPPLY & DEV CO
VEGA ENERGY COMPANY
VENOCO INC
VENTURES IN PETROLEUM INC
VERDAD OIL & GAS CORPORATION
VERDAD RESOURCES LLC
VERDE ENTERPRISES INC
VERNON OIL & GAS
VERNON OIL & GAS CO
VESSELS COAL GAS INC
VESSELSHYDROCA
VESSELS OIL & GAS COMPANY
VESSELS* TOM
VIABLE RESOURCES INC
VICKERS PETROLEUM CO
VICKERS PETROLEUM CO., INC
VICON INC.
VICTOR DRILLING
VICTOR DRLG CO INC
VICTORY OIL
VIERSEN & COCHRAN
VIKING EXPL INC
VIKING PETROLEUM INC
VIKING RESOURCES CORP
VIKING RESOURCES CORPORATION
VINCENT*GEORGE A.
VINCENT* HARLOW M.
VINCENT & WELCH INC
VINTAGE PETROLEUM INC
VIRGINIA DRLG
VIRGINIA DRLG CO
VISION EXPL & PROD LLC
VISTA OPERATING INC
VISUAL OPTICS INC
VITRUVIAN EXPLORATION LLC
VOLTZ* M R
VOYAGER PETROLEUMS INC
VOYAGEUR EXPLORATION CO
V&R DRILLING INC
V.T.L. INC.
WACKER OIL CO
WADKINS* T..R.
WAGGONER-BALDRIDGE ENERGY CO
WAGNER & BROWN, LTD
WAINOCO OIL & GAS COMPANY
WAKANDA ENTERPRISES
WAKEFIELD DRILLING CO
WAKE, OPERATOR* GEORGE
WALDECK* WILLIAM G.
WALDEN* JOHN
WALKER* DONALD S
WALKER OIL & GAS CO LLC* KEITH F
WALKER RESOURCES INC
WALKER* ROBERT W.
WALKER* WILLIS C
WALKER & WILSON DRILLING CO
WALKINSHAW* STEPHEN A
WALLACE* CHARLES A
WALLACE OIL & GAS INC
WALSH* FRANK H
WALSH OPERATING CO* F HOWARD
WALSH PRODUCTION INC
WALSH & WATTS INC
WALTER OIL & GAS CORP
WALTER PROPERTIES
WALTERS DRILLING CO INC
WALTERS JR* G C
WALTON OIL CO
WARDEAU OIL SYNDICATE
WARD PETROLEUM CORPORATION
WARD & SON* ALFRED
WARNOCK* KATHLEEN
WARREN-BRADSHAW EXPLORATION CO
WARREN* JA
WARREN* JAMES E
WARREN PETROLEUM CORP
WASATCH OIL & GAS CORP
WASATCH OIL REFINING CO
WASCO ASSOCIATES
WASTE MANAGEMENT OF COLORADO INC
WATERSVILLE OIL COMPANY
WAVETECH ENERGY INC
WAYNE PETROLEUM CO
WBI PRODUCTION
W D A CORPORATION
WEAR ENERGY CORP
WEASELSKIN CORPORATION
W E ATKINSON
WEAVER*W.R.
WEBB RESOURCES INC
WEBER OIL COMPANY
WEBSTER* MICHAEL
WECO DEVELOPMENT CORPORATION
WEISS INVESTORS CO-OWNERSHIP
WE-KAN RESOURCES INC
WELBORN SULLIVAN MECK & TOOLEY
WELCH & OLSSON DRLG CO
WELLINGTON OPERATING COMPANY
WELLSTAR CORPORATION
WELMOR OIL COMPANY
WENIG, ET AL
WENNER PETROLEUM CORPORATION
WESCO OPERATING INC
WESTECH ENERGY CORPORATION
WEST EDMOND OIL CO
WESTERN CRUDE OIL INC
WESTERN DRILLING CO., INC.
WESTERN ENERGY CO
WESTERN ENERGY DEV CO
WESTERN FARM OIL & GAS INC
WESTERN FIELD PRODUCTION INC
WESTERN GAS RESOURCES, INC
WESTERN GAS RESOURCES-SAND WASH INC
WESTERN GAS SUPPLY COMPANY
WESTERN GAS & TRANSMISSION
WESTERN INTERIOR ENERGY INC
Western Kansas Oil & Refining
WESTERN NATURAL GAS & TRANS.
WESTERN OIL COMPANY WEST
WESTERN OIL & GAS DEVELOPMENT
WESTERN OPERATING COMPANY
WESTERN PETROLEUM CO
WESTERN PETROLEUM CORP
WESTERN PIPE & SUPPLY INC
WESTERN PRAIRIE OIL COMPANY
WESTERN RESERVE OIL & GAS CO
WESTERN RESOURCES
WESTERN WELL DRILLING INC
WES TEX DRLG CO
WEST GAS, INC.
WESTGATE OIL CO
WESTMORELAND* J C
WESTOIL PRODUCTION CO.
WESTRANS PETROLEUM INC
WEST TEXAS OPERATING LLC DBA XTREME ENERGY COMPANY
WEST TRAIL EXPLORATION CO
WEST & WILSON
WEXPRO COMPANY
WEYERHAEUSER CO
WEYERMAN* RALPH & BEVERLY
W HAWKINS
W. H. BLACK
WHEAT - JOHN R GABLE* R D
WHEATLEY* K.C.
WHEELER* BERT
WHEELER ENERGY COMPANY
WHEELER*VL DRILLING
WHIGHAM* C.L.
WHITE EAGLE ENERGY CO
WHITE EAGLE OIL CO.
WHITE* KENNETH S
WHITE RIVER DEVELOPMENT COMPANY LLC
WHITE RIVER EXPLORATION CO
WHITE ROSE EXPLORATION
WHITE SHIELD EXPLORATION CORP
WHITEWING RESOURCES LLC
WHITING OIL & GAS CORPORATION
WHITING PETROLEUM COMAPNY
WHITING PETROLEUM COMPANY
WHITLEY* WILLIAM W.
WHITLOCK* L E
WHITTAKER* WM. R. CO. LTD.
WHOMBLE BROTHERS
WICHITA INDUSTRIES INC
WICKLAND* G L
WICKLUND DEVELOPMENT COMPANY
WICKSER* ROBERT L.
WIEPKING-FULLERTON ENERGY LLC
WIERICK PETROLEUM INC
WIGGS* GUY L
WIGWAM OIL & GAS COMPANY
WILBANKS* M R
WILCOX EXPLORATION CO
WILCOX & HEIDTBRINK
WILEY*ED
Wilkinson Drilling Inc.
WILKINSON DRLG CO
WILLARD PEASE OIL & GAS
WILLETS AND CRAIG
WILLIAM E. CARL
WILLIAM L GRAHAM OIL CO
WILLIAMS COMPANIES INC* THE
WILLIAMS DRLG INC
WILLIAMS ENERGY PARTNERS
WILLIAMS EXPLORATION CO
WILLIAMS FIELD SERVICES
WILLIAMS FIELD SERVICES COMPANY LLC
WILLIAMS FOUR CORNERS LLC
WILLIAMS II* B. A.
WILLIAMSON INC* LOWELL
WILLIAMS PRODUCTION
WILLIAMS, ROBERT L.
WILLIAMS & WILSON
WILLIFORD ENERGY COMPANY
WILLIFORD RESOURCES, L.L.C.
Willson Oil Operations
WILLSOURCE ENTERPRISE LLC
WILSHIRE OIL COMPANY OF TEXAS
WILSON EXPL
WINDSOR ENERGY GROUP LLC
WINDY HILL WATER OPERATIONS LLC
WINFIELD EXPLORATION
WINKLER AND SON* L W
Winkler-Koch Engineering Co.
WINN EXPLORATION CO INC
WINSLOW* DONALD C.
WINSLOW & HAYES
WINSLOW RESOURCES INC
WINTER HAWK LTD
WINTERSHALL CORPORATION
WIPRUD-VNDRPL-ROSS
WIRT* FRANKLIN
WISE INVESTMENT COMPANY
WISE* WAYNE L
WISSOTA PETROLEUM CORP
WIXSON R J
W.L. Hartman
W N BARTLETT VERNON O G C
WOFFORD* WILLIAM R
WOLCOTT* DEAN E
WOLD OIL PROPERTIES INC
WOLF CREEK & WAKEFIELD
WOLF EXPLORATION COMPANY
WOLVERINE EXPLORATION COMPANY
WONDERLY CORP* THE
WOODARD* SANDRA K
WOOD* CARLETON R
WOOD, FRANK DRLG
WOODMAN & IANNITTI OIL CO.
WOODRING* MARTIN E FAMILY TRUST
WOODS & ASSOCIATES* FRED E
WOODS PETROLEUM CORP
WOOD* THOE
WOODWARD* A. F.
WOODWARD OIL INC
WOODY QUALITY OIL CO
WOODY'S QUALITY OIL CO
WOOSLEY OIL CO
WORLDWIDE ENERGY CORPORATION
WORTH* CHARLES E
WPX ENERGY PRODUCTION LLC
WPX ENERGY RYAN GULCH LLC
WRAY* ED
WRIGHT* ROBERT L
WRIGHTS DRILLING
WRIGHTS OIL & GAS
WRITER ET AL * HAROLD D.
WTI 1993, LTD
WULF OIL CORPORATION
WUNDERLICH CONTRACTING COMPANY
W W HARVEY & M DALE SCRUGGS
WY COLO DEVELOPMENT CO
WYCOMO
WYKAN OIL CO
WYMAN* LOUIS M DBA WYMAN INC
WYNECO DRILLING CO
WYNN CROSBY OPERATING LTD
WYOMING OIL & GAS CO
WYOMING PACIFIC ENERGY LLC
WYOMING WESTERN OIL CO
WYORCO OIL & GAS INC
WYO-TEX OIL CO
WYTEX OIL CORP
WYTEX SERVICE CORP
WY WOODLAND OPERATING LLC
XERIC OIL & GAS CORPORATION
X FIELD GAS LLC
XO EXPLORATION INC
XOG OPERATING LLC
XPLOR CORPORATION
XTO ENERGY INC
YALE OIL ASSOCIATION INC
YARNELL S A
YEAKLEY* N.O.
YELLOW BANKS OIL & GAS CO
YELLOWSTONE RESOURCES INC
YENTER* OTTO
YETTER WELL SERVICE INC
YOAST* LEONARD
YORK STATE OIL CO
YOUNGBLOOD* J LEE
YOUNG GAS STORAGE COMPANY LTD
YOUNG OIL CO* MARSHALL R
YOUNG UNITED COMPANIES, INC
YOUNG* WILLIAM H
ZACHARY OIL OPERATING CO
ZAJIC* WILLIAM E
ZAK ENTERPRISES LLC
ZATAR INC
Zenith Drilling Corporation
ZEPHYR DRILLING CO.
ZEPHYR DRILLING CORP
ZEXCO LTD
ZIEGLER* ROBERT P.
ZIMBLEMAN* LEON
ZIMITH DRILLING CO
ZIMMERMAN OIL
ZINKE & PHILPY, INC.
ZLT DRILLING COMPANY INC
ZOLLER & DANNEBERG EXPL
Z & S CONSTRUCTION CO INC
ZUSPANN* EUGENE