Oil and Gas Operator Directory

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C & A Oil Company C & B Energy Resources C & B Exploration, LLC C & B Oil & Gas Company C & B Oil Company Inc C & C Energy Company C & C Oil Co C & C Oil Producers C & C Operating, LLC C & C Petroleum Management C & C Producing C & C Production C & C Productions LLC C & C Tank Truck Service Inc C & C Texas Transports, LLC C & C Transport, LLC C & D Drilling Company C & D Gas Company C & D Oil & Gas C & D Roustabout, LLC C & D Supply C & E Oil Corporation C & E Operating C & F Inc C & G Drilling C & G Operating, LLC C & G Transports, Inc. C & H Tool Company Inc C & H Well Servicing C & J Energy C & J Exploration LLC C & J Oil Co C & J Oilfield Services Inc C & J Trucks LLC C & K Petroleum Inc C & L Enterprise Of Wagoner C & L Enterprises Inc C & L Exploration C & L Oil & Gas C & L Oil And Gas Corporation C & L Oil Company C & L Production Company C & L Trucking And Construction Services, LLC C & M Exploration LLC C & M Oil Company Inc C & M Operating Company C & N Oil Co C & P Energy Corporation C & P Land Services Limited Liability Company C & P Land Services Ltd Liability Company C & R Petroleum Company C & R Well Service A General C & S Plugging C & S Transports C & T Energy LLC C & W Oil C & W Operating LLC C & Y Casing Pulling Company C A F Energy Corp C And G Oil Company C Bar C Resources LLC C Bar K Enterprises Inc C C F Oil Company C C H Operating Company C D & G Entgary C Johnson C D Operating Company Inc C E D Lc C E Energy LLC C E Harmon Oil Inc C E L Inc C F Oil & Gas Corp C F Oil A General C G Inc C G O C H G Production Co Inc C H Todd C I Mckown & Son C J Broome Oil Company C L & F Operating LLC C L & S Oil Company Inc C L Morris C L O C L S Productions C M Oil & Gas Corp C M S Oil And Gas Company C N Operating Company C O & G Production Group LLC C O F Oil Company C O G Company C O M Operating Company C O P Inc C P Bowling Gas Inc C R D Oil Corporation C R H C S Petroleum Inc C S Transportation LLC C-d Oil Company, Inc. C-h Oil Co C-water Disposal Inc C. H. Levens, Inc. C. Hill Services, LLC C. O. Oil And Gas, LLC C. W. Resources, Inc. C.b. Production C.c. Forbes, LLC C.f.o., Inc. C.h. Vacuum Service, L.l.c. C.hall LLC C.n.w. Oil, Inc C.o.w. Operating Company C&b Materials Of Texas, LLC C&c Tank Service LLC C&c Trucking, Inc. C&e Production, LLC C&s Lease Service, L.c. C3 Directional L.l.c. C3 Well Services, LLC C3oil C4 Energy Services, LLC C5 Energy LLC C6 Operating, L.l.c. Cab Resources, LLC Caballero Operations LLC Caballo Loco Midstream Infrastructure Ii, LLC Caballo Loco Midstream, LLC Cabco Energy Corporation Cabe Tom Investment Inc Cabeen Exploration Corp Cabot Oil & Gas Corporation Cabot Oil & Gas Mrkt Corp Cactus Environmental Services Cactus Gas Inc Cactus Oil & Gas LLC Cactus Oil Company Cactus Operating Company Caddo Cementing Services LLC Caddo Energy Caddo Exploration, LLC Caddo Gas Gathering Co Caddo Oil & Gas Inc Caddo Operating Caddo Parish Holdings Caddo Products Company Caddo-marchand Lc Cadwell Clyde L Cady Myrlellc Caerus Kansas LLC Caerus Piceance Caf Diversified Enterprise Inc Caf Oil Company Cage Gas Serv Corp Cago Inc An Okla Corporation Cago, Inc. Cain & White Cain Francis E Cain Randy A Cain Richard Caird Operating, LLC Cajeza Energy Cal Ban Cal Energy Resources Ltd Cal Energy Services, Inc. Cal-jai Consulting Inc Cal-mac Oil Company Inc Cal-tex Exploration & Production Company LLC Calbri Logistics, LLC Calcasieu Rentals, Inc. Calcuta Petroleum LLC Caldwell Engineering & Construction Inc Caldwell Enterprises Caldwell James I Caldwell Operating Calebs Resources LLC Calera Gas Calera Trucking Inc Calfas Cattle & Oil, LLC Calfas Oil, LLC Calgas LLC Cali Crude LLC Caliber Resources LLC Caliente Oil LLC California Oil Company California Petroleum California Resources Elk Hills LLC California Resources Long Beach Inc California Resources Production California Sw Operating Inc Calima Energy LLC Calistoga Energy Reserves, LLC Calk Oil Company Calk Operating, LLC Calk, Roger D. Call Harold Charles Callahan Gary A Callan Callan & Vahrenkamp Callander & Kimbrel Callarman, David Callaway Michael D Callie Oil Company LLC Callixylon Operating LLC Callon (permian) LLC Callon Permian Ii, LLC Callon Petroleum Company Callon Petroleum Operating Co Calnrg Operating LLC Caloco Energy Calpine Bosque Pipeline, LLC Calpine Energy Services, L.p. Calpine Natural Gas Company LP Calpine Texas Pipeline, L.p. Caltex Energy Group, LLC Caltex Ltd Caltico Oil Calto Operating Calumet Oil Company Calumet Refining, LLC Calvert Operating LLC Calyx Energy Calyx Energy Iii Cam Development & Prod Co Cam Resources LLC Cambrian Management, Ltd. Camco Oil & Gas Company Inc Camco Saltwater Transport Camco Saltwater Transport,l.l.c. Camelot Energy Resources LLC Camelot Holding Corporation Cameron Brothers Cameron Exploration, Inc. Cameron Jr George Inc Cameron Jr Paul E Inc Cameron Miriam Cameron Paul E Jr Caminar Oil & Gas, LLC Camino Natural Resources LLC Camino Real Gas Gathering Co LLC Camino Real Gathering Co. L.l.c. Camino Real Technologies Inc Camio Oil Company Camo Concrete, LLC Camo Oil LLC Camo Trucking LLC Campana Petroleum Company Campana Petroleum Inc Campanero Energy Holdings LLC Campanero Energy LLC Campbell B R Campbell Carla J Campbell Cox Widdows & Sweeney Campbell Don G Campbell Energy Campbell Enterprises Inc Campbell Jr Robert F Campbell Oil & Gas Campbell R M Campbell Ronald Campetco Camphire George E Campsey Minerals Camterra Resources, Inc. Camwest Can't Complain Operating Co. Canaan Expl & Prod Co Inc Canaan Petroleum Inc Canaan Resources Canaan Resources X LLC Canaday Oil Canadian River Resources, LLC Canadian River Trading Co Ii Canadian Valley Resources LLC Canam Oil & Gas Inc Canan Mowrey Operating, LLC Canan Operating, Inc. Canan Thomas C Canard Colvert Operating LLC Canary Operating Candy Oil Production Cane Creek Energy Partners Inc Canes Intrastate Pipeline LLC Canes Midstream G&p LLC Canes Midstream Logistics LLC Canes Midstream Products LLC Caney River Associates LLC Caney Valley Drilling Co Inc Canlan Oil Company Cannon Contracting Services LLC Cannon Operating Co LLC Cannon-ball Energy, LLC Cannuck Resources Inc Cano Petro Of New Mexico Canok International Inc Canterra Natural Gas Gathering Cantium Canton Oil & Gas Company Cantrell Energy Corporation Cantrell Robert R Canvas Energy LLC Canyon Creek Apartments Canyon Creek Energy Arkoma LLC Canyon Creek Energy Texas Canyon E & P Company Canyon Exploration Company Canyon Oil & Gas LLC Canyon Oilfield Services Canyon Operating, LLC Canyon Reef Brine LLC Canyon Resources Inc Canyon Ridge Energy LLC Canyon Tool Service, LLC Cap Limited Cap Oil Company Capataz Operating Inc Capco Oil Company Capehart Properties Capital Directional, LLC Capital Energy Capital Oil & Gas Capital Pet & Investments Inc Capital Programs Company Inc Capital Star Oil & Gas, Inc. Capitan Energy, Incorporated Capitol Exploration Inc Capitol Well Servicing Company Capmac Inc Capps Jonathan D & Justin W Bacon Caprock Apartments Caprock Enterprise LLC Capstone Energy Inc Captains Oil Capturepoint LLC Car-con Development Inc Car-ell Inc Car-jer Inc Car-tex Transport & Vac.serv,inc Caraway Operating Co. Caraway, Robert Caraway, Robert R. Carbon California Operating Company LLC Carbon Carrier Corp Carbon Creek Energy Carbon Economy LLC Carbon Oil Inc Carbon Ridge Energy LLC Carbone P&a LLC Carburante Exploration Co, Ltd. Cardelltlapekshuler Drilling Carder Oil Company Cardiff Resources Inc Cardinal Delaware Basin, LLC Cardinal Engineering Cardinal Gathering System, L.p. Cardinal Oil & Gas Inc Cardinal Oil LLC Cardinal Operating Company Cardinal Petroleum Cardinal Wyoming LLC Cardneaux Cardona, LLC Cardwell Oil Corporation Cardwell's U Bar Oil Carey Gas Company Carey John Oil Co Inc Cargas Operating Company Caribbean Energy Caribbean Energy LLC Ii Caribbean Energy, L.l.c. Caribou Energy Inc Caribou Operating, Inc. Cariker Oil & Gas Company Carl E Gungoll Exploration LLC Carl E Smith Petrol Carl Humphries Inc Carla Energy Corporation Carless Resources Carloran Production Carlow Corp Carls Kevin D Carlsbad Gateway, LLC Carlson Petroleum Company Carlson-turner Dorothy J Carlyle Exploration Inc Carmac Energy Company LLC Carmac Energy Corporation Carman Robert W Carmel Energy Carmen Field LP Carmen Schmitt Carmichael Oil & Gas Company Carnegie Production Company Carnero G&p LLC Carnes Petroleum Corporation Carney Mark C & Karen M Caroil, LLC Carousel Apartments, LP Carousel Plaza Apartments Carpco Efficient Energy Co., LLC Carpenter & Associates Ltd Carpenter Disposal Well Inc Carpenter Luther Carpenter R L Carr Exploration Corporation Carr Loy Carr Production Company LLC Carr Resources, Inc. Carr Scott Operating Acct Carr W C Carrasco Dump Truck Service LLC Carrasco's Roustabout Svcs Inc. Carrera Energy LLC Carrizo Exploration, Inc. Carrland Oil & Gas Inc. Carroll D E & S F Carroll David Carroll Gladys Carroll Herbert B & Joann S Carroll M R Dba Carroll Production Company Carruth David C Family Trust Carruth Oil & Gas, LLC Carson Associates Carson Buckles Exploration LLC Carson Petroleum Corp Cart Hill Energy Carter B R Carter Bill Carter Cattle & Crude Company Carter County Resources, Inc. Carter County Salt Water Disposal Inc Carter Donald L Carter E W Oil Co Inc Carter Energy Carter Everett N Carter Exploration Company Carter J E Energy & Dev Corp Carter Jack Carter James J Carter Kenneth G & Lillia Carter L K Carter Oil Company Carter Preston Drilling Co Carter Resources Carter W H Trustee Carter Willie H Carter-langham, Inc. Cartex Production Carthage Energy Services Carthage Oil Company Cartledge & Cartledge Oil Company Inc Cartledge Energy LLC Caruthers Consulting Inc Caruthers Producing Carver Harry Cary Oil & Gas, Inc Casa De Luna Casa De Oro Apartments Casa Del Sol Casa Grande Exploration Company Casa Grande Villas Casa View Apartments Cascade Energy Partners LLC Casco Production Inc Case Brothers Case Drilling Company Case Oil Case Oil, LLC Case Pratt Clara Jane Case Resources, LLC Case Sales Company Inc Casebeer Casey David Casey Musgrove Oil Casey, W. J. Cash Company Cash Jerry Properties Inc Cash Oil Inc Cashco Oil Company Casillas Petroleum Corp Caskids Operating Company Caslin Energy Company Cason William J Caspen Gas Co Caspen Oil Inc Cass Bryan Cass Energy LLC Casselman Charles Jack Casselman George H Casselman Leases LLC Casselman Ronald H Casselman-sheely Cassidy Jr John Cassity Foundation Drilling, LLC Casteel Hoyt F Castella Inc Castelli Exploration Inc

Castex Energy, Inc. Castex Offshore Castillo Oil Company LLC Castle Exploration Company Inc Castle Exploration Inc Castle Gas Castle Minerals Castle Operating LLC Castle Resources Castle Rock Petroleum Inc Castleman Jr John P Castlerock Ef Operating LLC Castlerock Resources Inc Castleton Commod Merch Trdg L.p. Castor Production Castroville, City Of Cat Canyon Resources LLC Cat Creek Holdings LLC Cat Tree Operating, L.l.c. Catalyst Energy Catamount Energy Partners Catarina Midstream, LLC Catco Energy Inc Cates Byron Cates Don G Cathey Production Company Cati Resources LLC Catlin Carl Catlin, Randy Cator, Marshall Cattlemans Oil Operations Caturus Energy, LLC Caulkins Oil Company Cavalier Energy Services Lg LLC Cavalier Oil & Gas, Inc. Cavalry Energy Services, Inc. Cavazos Capital Ent Group LLC Cavendish Petro Of Oh Cavilla Energy, Inc. Cavu Energy Services Caw Prop Cay Energy Corp Cayman Transport, LLC Caza Operating Cazador Operating, LLC Cazar Energy Inc Cb Energy Partners, LLC Cb Oil Group, LLC Cbac Energy Cbm Energy LLC Cbmoncrief Operating, LLC Cbo Oil & Gas Cbs Energy LLC Cc Oil & Gas Cc Oil Company Cccs Energy LLC Ccf Exploration And Production LLC Ccgm Exploration & Prod.,l.c. Cci Gulf Coast Upstream LLC Ccng Gas Storage, L.l.c. Ccs Investments Inc Cd Companynsulting & Operating Company Cd Consulting & Operating Co. Cd Oil Company Cdd Gas Company Usa Inc Cde Pipeline LLC Cdg Inc Cdj Oil Co. Cdjinc LLC Cds Oil Company Cds Transport Cec Operations Cec Operations Of Texas, LLC Cecil Glen S Cecil Resources Corporation Ced Lc Cedar Bend Oil Company Cedar Canyon Resources Inc Cedar Creek Resources, Corp. Cedar Grove Mhc Cedar Oil Company Cedar Point Inc Cedar Ridge Energies LLC Cedar Ridge Energy, Inc. Cedar Ridge Energy, LLC Cedar Valley Energy Cei Operating LLC Ceja Corporation Celanese Chemicals Inc. Celero Energy Ii Celero Energy LP Celeron Oil & Gas Company Celsius Energy Company Cemco Oil Cement Oil Company Cementos Ready-mix LLC Cemoil Inc Cenco Inc Cendra Ltd Cenergy Exploration Company Cenex Cenla Oil Company LLC Cenpat Operating LLC Centana Intrastate Pipeline, LLC Centaur Petroleum Corporation Centaur Resources Inc Centennial Natural Gas Corp Centennial Resource Production Center Oil Company Centerpoint Energy Entex Centerpoint Energy Gas Res Cp Centerpoint Energy Intra P/l,llc Centex Pipe & Equipment, Inc. Central Basin Oil Inv Central Crude Corporation Central Crude Inc Central Energy Central Glass Products Inc Central Gulf Petroleum Inc Central Kansas Crude LLC Central Lease Central Okla Oil & Gas Corp Central Operating Central Pacific Resources Central Petroleum Inc Central Resources Inc Central States Energy Central Texas Biogas LLC Central Texas Operating, Inc. Central Texas Reclamation, LLC Central Transmission Company Central Truck Service Inc Centran Corp Centrex Operating Company Centrok Gas Inc Centtral Mud Services LLC Centurion Energy Transport, LLC Centurion Oil Inc Centurion Oilfield Services LLC Centurion Pipeline L.p. Century Exploration New Orleans Century Oil & Gas Company Century Oil Company Century Petroleum Century Petroleum, Inc. Century Plaza Apartments Century Resources Inc Century Well Service Cep Mid-continent LLC Cep Midcontinent Cerberus Engineering, LLC Cerrito Petroleum Corporation Cewell Energy LLC Cf Braun & Company Cfc Oil Inc Cfm Oil Cg Oil Company Cg Technical Operating Co, LLC Cgas Exploration Cgg Trucking, LLC Cgp Operating, LLC Cgs Operating, LLC Ch4 Energy Ii LLC Ch4 Energy Six, LLC Ch4 Production Company Inc Chacko Properties LLC Chaco Energy Company Chadco Chafin Ralph W Chalk Mountain Svcs Of Tx, LLC Challenge Operating Inc Challenge Petroleum Company Challenger Construction Inc Challenger Energy Svcs Co., LLC Challenger Minerals Inc Challenger Operating, LLC Challenger Tank&oilfld Svcs LLC Chama Petroleum Corporation Chambers Ben D Chambers Oil Co Chambers Petroleum Inc Chambers, R. H. LLC Champ Oil Company Champion Disposal Holdings, LLC Champion Production Co Inc Champlin Exploration Champlin Petroleum Company Champs Trucking Inc Chan West Oil Chance Oil Company Inc Chance Properties Co. Chandler & Associates Chandler & Simpson Chandler J W Chandler Oil & Gas, LLC Chaney & Cogburn Roustabout Well Serv Chaney Mickey Chaney Oil Company Chaney Services, LLC Chaney, L.h. Materials, Inc Changos LLC Channel Production Company Chanse Energy Corporation Chanse Petroleum Corporation Chant Production Co LLC Chanze Oil Co., Inc. Chap Operating, Inc. Chapa, Lauro H., Sr. Chaparral Apartments Chaparral Energy Chaparral Energy, L.l.c. Chaparral Location Services, LLC Chaparral Pipeline Company, LLC Chapco, Inc. Chapel Operating LLC Chapman Exploration Inc Chapman Jim Chapman Leta M Estate Chapman Oil Company Chapman Resources Corporation Chapparal Operating Co. Chapparell Resources LLC Chappell A B Chaq Oil Company Char-okla Inc Charger Rentals, LP Charis Oil & Gas, LLC Charity Gas Charles A Oniell Jr Charles D. Self Operating, LLC Charles Holston, Inc. Charles J Martin Charlie's Tank Service Charlton Oil & Gas Company Charmane Oil Charmar Petroleum Charro Operating LLC Charro Operating, L.l.c. Charter Crude Oil Company Charter Energy Charter Oak Production Co., LLC Charter Petroleum Company Charter Production Company Charter Services LLC Chase Energy Company Chase Exploration Corporation Chase Petroleum Chase Production Company Chase, D. E., Inc. Chasla Energy, LLC Chastain Diane Chastain Freddie R Chastain Kenneth Chastain Land & Energy LLC Chatham John Chatham Lisa Dba D & D Operating Co Chatham Verdell Chatham Vickie R Cheatham Well Service, Inc. Checotah Pipeline LLC Cheek Ronnie Tank Truck Serv Cheek Tank Truck Service Inc Chek Oil Co., LLC Chelin Chelsea Operating Company Chem Pro Transport LLC Chemco Inc Chemhaul LLC Chemical Service Company Chemoil Inc Chemtro Oil & Gas Resources LLC Chen K Wendell Cheney Kenneth C Chenhall Billy J Cheniere Corpus Christi Pl, L.p. Chenoweth Bill J Chenoweth, Grover Cher Oil Company Ltd Chermac Energy Corporation Cherokee Disposal Inc Cherokee Energy Corporation Cherokee Exploration & Production Inc Cherokee Gas Systems Inc Cherokee Oil Cherokee Operating Company Cherokee Pipeline Corporation Cherokee Resource Mgmt Cherokee Royalties & Minerals Inc Cherokee Specialized Svcs, LLC Cherokee Wells Cherry Oil & Gas Co LLC Cherry William H Inc Chesapeake Energy Mktg, L.l.c. Chesapeake Operating LLC Chesapeake Operating, Inc. Chesapeake Operating, L.l.c. Chesnutt T R & Chestnutt Chesser Inc Chester Oil Company Chestnut Explor. And Prod., Inc. Chestnut Mountain Energy, LLC Chestnut Operating, LLC Chestnut Ridge Energy Of Pa Chevron Midcontinent, L.p. Chevron Midstream Services, LLC Chevron Phillips Chemical Co LP Chevron Pipe Line Company Chevron U. S. A. Inc. Chevron Usa Inc Chevy Chase Apartments Cheyenne Drilling Co Inc Cheyenne Energy Services LLC Cheyenne Petroleum Company Chhabra - Seaver LLC Chi Operating, Inc. Chica Oil Company Chico Production Corp. Chief Drilling Chief Oil & Gas Chief Services Chief Well Service Inc Chieftain Oil & Gas Company Chilcoat Melvin Childers Sr Lloyd E Childs Corporation Chiles Jack Well Service Chiles Oil Field Supply Chiles Robert Morris Chimney Rock Oil Company Chinn Exploration Company Chinook Energy Corp Chipcore Chippewa Gas Corporation Chireno Disposal, LLC Chisholm Oil & Gas Operating Chisholm Oil And Gas Operating LLC Chisholm Oil Investments Chisholm Operating LLC Chisholm Operating, Inc. Chisholm Production LLC Chisholm Services, L.p. Chisholm Trail Energy Ops, LLC Chisholm Trail Oilfield Services Inc Chisholm Trail Resources Inc Chisos Exploration Inc Chisos Operating, Inc. Chisos, Ltd. Chisum G H Chisum Resources Chital Petroleum Chittim Operating LLC Chivas Time Inc Chizum Oil LLC Choate Kenny Dba Rebound Oil Co Chockley Energy LLC Choctaw Gas Company Choctaw Services LLC Choice Exploration Cholla Petroleum, Inc. Cholla Production LLC Choska Energy LLC Chowning Oil LLC Choya Operating, LLC Chp Oil & Gas Company, L.c. Chriestenson Oil Company Chris Oil Co Chrisco Oil Christeve Oil Company Inc Christian Bobby Christian Bros Op Co Inc Christian Exploration Inc Christie Jr C B Christmas G B Christopher Oil & Gas Christy Larry Chumley, George Estate Of Church Ranch, LLC Church Village Apartments Churchill Operating, LLC Churchwell Environ. Solutions Cibola Corporation Cibolo Energy Operating, Inc. Cicada Crude LLC Cicada Petroleum Inc Cico Oil & Gas Company Cielo Hills Apartment Cielo Vista Apartments Cielo Vista Townhomes Cien Transport, LLC. Cierto Producers Inc Ciervo Resources Asset Holding, LLC Cig Exploration Cig Merchant Company Cigna Energy Resources Inc Cima Energy LLC Cima Energy, LP Cimarex Energy Co. Cimarex Energy Co. Of Colorado Cimarron Drilling Company Cimarron Engineering, LLC Cimarron Gas Companies Inc Cimarron Management Corp Cimarron Oil & Gas Inc Cimarron Oil Company Cimarron Operating Company Cimarron Petroleum Corporation Cimarron River Operating Co Cimarron River Pipeline, LLC Cimarron Transmission Co Cimarron Valley Explo Inc Cimarron Valley Res & Dev Inc Cimic Energy Cimrod, LLC Cinco Cerros Drl'g & Expl Inc Cinco Natural Resources Corp. Cinco Oil & Gas, LLC Cinergy Mktg & Trdg LLC Cinmar Petroleum Corp Cinnabar Operating, LLC Cinron Energy, LLC Circle 9 Resources Circle A Properties LLC Circle B Pipe & Supply, LLC Circle C Oilfield Supply Inc Circle C Operations Circle C Services Circle C Services, Inc. Circle D Oil & Gas, Inc. Circle K Construction LLC Circle K Oil & Gas Inc Circle K Production Company Circle Petroleum Corporation Circle Ridge Production Circle S Trucking LLC Circle Star M Energy Inc Circle W Oil & Gas Company Circle W Oil Company Circle-s Energy, LLC Circles Energy LLC Cirrus Exploration Company Cirrus Production Company Cisco Operating LLC Citadel Energy Corporation Citation Oil & Gas Corp. Citgo Petroleum Corp Citgo Petroleum Corporation Citgo Pipeline Company Citgo Products Pipeline Company Citgo Ref. & Chemicals Co. L.p. Citizen Energy Ii Citizens Gas Supply Corp Citori Oil Company Citrus Energy Corporation City & County Of Denver City Of Alpine Gas Department City Of Alto City Of Appleby City Of Bellville City Of Big Lake City Of Boerne City Of Booker City Of Brady City Of Brazoria City Of Brenham City Of Bryan City Of Carrizo Springs City Of Chester City Of Chireno Municipal Gas City Of Columbus City Of Corpus Christi Gas Dept. City Of Corsicana Housing Author City Of Cotulla City Of Cross Plains Texas City Of Cushing City Of Daisetta City Of Del Rio City Of Denver City City Of Dilley City Of Dumas City Of Easton Gas System City Of Eldorado City Of Falfurrias Utility Board City Of Fort Stockton City Of Garland City Of Garrison City Of Gary City Of George West City Of Goldsmith City Of Grandfalls City Of Gruver City Of Hemphill City Of Hempstead City Of Huntington

City Of Huxley City Of Iraan City Of Kountze City Of Los Ybanez Gas Co. City Of Marfa City Of Marietta Gas & Water City Of Mclean City Of Morton City Of New Summerfield Util. City Of Newton City Of Pearsall City Of Perryton City Of Pineland City Of Plains City Of Port Aransas - Gas Dept. City Of Rankin City Of Reklaw City Of Rising Star City Of Robstown City Of Rockport City Of Roma City Of Sabinal City Of Sealy City Of Spearman City Of Splendora City Of Spur City Of Stinnett City Of Stockdale City Of Sundown City Of Sunray Utilities City Of Sweeny City Of Three Rivers City Of Tomball City Of Uvalde, The City Of Waller City Of Whiteface City Of Whittier City Of Winona City Of Woodville Civic Energy Corporation Civitas North LLC Civitas Permian Operating, LLC Civron Petroleum Res., LLC Cj Drilling Company Inc Cj Tejas Energy, LLC Cj4 Construction LLC Cjd Disposals, LLC Cjr Operating LLC Cjrw Oil & Gas Cjt Oil Company LLC Ck Operating Company, LLC Ck5 Services LLC Ckb & Assoc Inc Ckb Limited Partnership Claassen Oil And Gas Inc Claborn Julia Claco Resources LLC Claiborne-mcdonald Inc Clamb Inc Clampitt Ronald E Clareen Resources Claremont Corporation Claremont Exploration Inc Clarence K Tussel Jr Claridge Apartments Clarita Operating LLC Clark Fred D Clark & Galloway Corporation Clark Alan Clark And Clark Clark Bruce Clark C M Clark Dean Clark Energy Company Clark Ernest E And Richard C Clark Exploration Company Clark Gordon G Estate Clark J Brent Clark Krista Clark Oil Co. Clark Operating Inc. Clark Operating Services Clark Paul A Clark Resources LLC Clark Ronald G Clark Thomas M Clark Well Service Clark, John M., Inc. Clark, Rusty Survey Company, Inc Clarkco Oilfield Services Inc Clarkson Billy J & Chas A Clarkson Charles W Clarot Truck And Equip Svcs, LLC Classen Exploration Inc Classen Oil & Gas Co Classic Crane And Transport, LP Classic Oil Company Classic Petroleum Partners, Inc. Claude David Claude-maggie Co. Clausen, A. G. Clavo Oil, LLC Clay A Muegge Clay Petroleum Inc Claybrook Production Co. Inc. Claymore Production, Ltd. Clays Consulting LLC Clayton Corp Petro & Natural Gas Prod Clayton Corporation Clayton Linda J Clayton Williams Energy Clc Operations Inc Clean Earth Splty Wst Sltn, Inc Clean Harbors Env Services, Inc. Clean Oil LLC Clean-co Systems, Inc. Clear Brooke Ranches, LLC Clear Creek Energy LLC Clear Creek Royalty LLC Clear Fork, Incorporated Clear Water Inc. Clearfork Gas Co. Clearwater Enterprise LLC Clearwater Enterprises, LLC Clearwell Eco Services, LLC Clearwell, LLC Cleary Betty J Cleary Exploration LLC Cleary Jo Anne Cleaver Loraine G Deceased Estate Cleaver Loraine Oil Company Cleburne Plaza Apartments Cleen Energy & Resources, Inc. Cleere Operating LLC Clem Energy Cleme Manor Apartments Clement William H Etal Clements Exploration Co Clemishire Bryan Clemishire Don Clemshire Bob Clemshire Drilling Company Cleveland Rod & Tracy Click Betty Click Energy Company Click Robert R Clifford Energy LLC Clifford Resources Inc Clift Cary E Clifton & Associates Inc Clifton Consulting Inc Clifton Resources Inc Climax Oil Co LLC Clindco Inc Cline Engineering Inc Cline Oil Cline Production Company Cline Ron Clingenpeel Sherry L Clinkenbeard Charles D Clintco Oil & Gas Inc Clinton County Crude Clinton Oil Company Clinton Public Works Authority Clipper Energy LLC Clm Oil Production Inc Cloer Equipment Company Inc Close, Bryan H. Closed Loop Specialties, LLC Clour Vera Clowser Well Service Inc Clr Gauging Corp. Clr Secondary Recovery, LLC Cls Petroleum Holdings LLC Clute Oil Corp Clyde Petroleum Inc Cm Oil Co. Cm Orla Ranch, LLC Cmc Oil & Gas Inc Cmd Energy, LLC Cmh Management, Ltd. Cmint Productions LLC Cml Exploration, LLC Cmo LLC Cmr Energy, L.p. Cmr Oil, LLC Cms Drilling LLC Cms Energy Inc Cms Nomeco Oil & Gas Co Cmt Oil & Gas Company Inc Cmx Cmx Inc Of Kansas Cnc Oilfield Services, LLC Cng Producing Company Cnh Energy Services LLC Cnr Resources Inc Cnx Gas Co-st Oil Operating Co Inc Coakley Karen C Coal Gas Recovery Ii Coal Gas Transportation Coal Oil & Gas Company Coaleum Corporation Coalinga Corporation Coast Gerald L Coastal Energy Inc Coastal Expanse Oil & Gas Coastal Investments Inc. Coastal Oil & Gas Corporation Coastal Oils Inc Coastal Plains Energy, Inc. Coastal Salt Water Services, LLC Coastal States Industrial Sale Coastland Operations, LLC Coastline Exploration Coastline Waste Solutions Cob Energy LLC Cobalt Energy Cobb George H Coblentz Eldon E Cobra Oil & Gas Corporation Cochon Properties Cochran Brenda K Cochran Roy G Cocke J Roy Cockrell Production Co., Inc. Cockrum B C Coco Mama Keky LLC Coda Energy Code 3 Services LLC Cody Energy Coe Doug & Associates Inc Coei Production Inc Coen Energy Coenergy Operating Company Cofer & Crawford Coffelt Bryant Lee Coffeyville Res Crude Trans, LLC Coffeyville Res Crude Transp LLC Coffeyville Res Ref & Mrkt LLC Coffin Donald Coffman's Truck Services LLC Cog Operating LLC Cog Petroleum Corporation Cog Production Coga Oil & Gas Inc Cogburn & Simmons Well Service Cogburn Henry L Cogent Midstream Logistics, LLC Cogent Midstream Westex, LLC Coho Oil & Gas Inc Coho Oil & Gasinc11/ofbsee14156 Eff9/02 Cohort Energy Company Coile Oilfield Services, LLC Coker Virgil Cokinos Energy, L.l.c. Cokinos Gas Transmission Company Cokinos Natural Gas Co Cola Resources LLC Colburn Energy Corporation Colby Production Resources, LLC Coldren Oil & Gas Inc Cole Exploration Co Inc Cole Frank W Engineering Cole Jerry L Cole Robert L Coleman Dewayne Coleman Oil & Gas Coleman Oil Company Coleman Oil LLC Coleman W H & Lucille S Colemanite, Inc. Coley, Thomas Colgate Operating Collegiate Midstream LLC Collet Oil Ventures Inc Collier Jerry Collier John R Collier Oil Field Services Inc Collingsworth Gas Gathering, LLC Collins & Ware Collins Dave Collins Dillard Dba Dilco Oil Company Collins J R LLC Collins Margaret Spang Trust Collins Michael Collins Oil & Gas Collins Oil Company Collins Oper Acct A Jt Venture Collins Petroleum Inc Collins Roger Collins Romanza Collinsmcgregor Oper Company Collum Energy Corporation Collums Oil & Gas Cologne Production Company Colonel Resources LLC Colonial Energy Company Inc Colonial Hills Apartments Colonial Pipeline Company Colonial Resources LLC Colony Natural Gas Corporation Colony Petroleum LLC Colony Resources LP Colorado Bend I Power, LLC Colorado Gas Compression Inc Colorado Interstate Gas Co Colorado Intrstate Gas Co,l.l.c. Colorado-swanson Landing Oil & Gas, LLC Colotex Operating Colpitt Brothers Oil Colpitt C H Production Co Colpitt Chas H Drilling Co Colt G & P (north Texas) L.p. Colt Gathering (north Texas)l.p. Colt Liquids Pipeline LLC Colt Marketing (ntx) L.p. Colt Oil LLC Colt Pipelines (ntx) L.p. Columbia Gas Development Columbia Gas Transmission Columbia Natural Resources Columbia Production Company Columbian Fuel Columbus Energy, LLC Columbus Exploration Inc Columbus Oil Company Columbus Oilfield Exploration Company Columbus Village Apartments Colvin Hayes & Associates Colvin Lonnie Eugene Comal Operating LLC Comanche Drilling Company Comanche Exploration Comanche Gas Gathering Mkt Co Comanche Housing Authority Comanche Natural Gas Co Inc Comanche Oil & Service LLC Comanche Oil Company Comanche Petroleum Corporation Comanche Production Co Comanche Resources Company Comanche Trail Pipeline, LLC Comanche Transport LLC Comanche Well Service Combes Street Village Apartments Combest A L Combined Energy Group Inc Combined Oilfield Services, LLC Combined Resources Corporation Combined Southwestern Funding LLC Combs Production LLC Combs Vernon E Comdisco Resources Come And Take It L.l.c. Comet Energy Services Comet Oil Company Comet Transmission Company Cominco American Inc Command Energy Operating LLC Commercial Oil Company Commodore Energy Company Common Disposal, LLC Commonwealth Energy Commonwealth Royalty, LLC Compadre Oil Corp Compass Cementing Services, LLC Compass Directional Guidance Inc Compass Energy Operating, LLC Compass Operating Compass Petroleum Industries Compass Resources Complete Energy Services LLC Complete Energy Services, Inc. Complete Oil & Gas Services LLC Complete Well Service LLC Comprehensive Research Bur, Inc. Compressor Systems Tulsa Inc Comrade Oil & Gas Mgmt Company Comstock Energy, LLC Comstock Natural Gas Inc Comstock Oil & Gas, LLC Comstock Oil And Gas LP Comstock Production Company Comyn Natural Gas, Inc. Conard Saltwater Transport Concepts Unique Inc Concho Oilfield Serv & Oper Co. Concho Resources Concord Arms Apartments Concord Crude Oil Marketing LLC Concord Energy LLC Concord Energy Transportation LLC Concord Energy, Inc. Concord Natural Gas Ltd Concorde Energy Inc Concorde Resource Concorde Resources Corporation Condor Energy Condor Oil & Gas Operating, Inc. Condor Operating Company, LLC Condrin Oil Company 1984-b Ltd Conestoga Production Svcs, LLC Confederate Bay LLC Confederate Spooling Inc Congleton Vern O Conklin Robert L Dba Conklin Oil LLC Conley Harry Conley Production, Inc. Connect Transport LLC Connell Mark Allen Connell Ralph M Conner Drive Conner E B Jr Conner Family Limited Partnership Conner Jelly Conner Production Co LLC Conner-marrs Company Conoco Inc Conocophillips Co Conocophillips Company Conpetro Conquest Oil Company Conquistador Petroleuminc Consol Gas Company Consol Oil Recvry/ener Co Inc Consol Paal Consolidated Capital Of N America Inc Consolidated Exploration Co Consolidated Fuel Supply Inc Consolidated Investments Consolidated Oil & Gas Inc. Consolidated Peto Equity Ltd Consolidated Production Inc Consolidated Properties Consolidated Resources Corp Consolidation Coal Company Consortium Energy Constitution Petroleum Consumers Energy Company Contango Midstream Company Contango Resources, LLC Continental Crude Corporation Continental Energy Continental Energy Operating,llc Continental Energy Services LLC Continental Exploration LLC Continental Industries Lc Continental La Energy Corp Continental Oil & Refining Co Continental Oil Company Continental Operating Co. Continental Pacific Continental Reserves Oil Co. Continental Resources, Inc. Continental Trend Resources Continual Oil & Gas Continuum Midstream LLC Continuum Midstream, L.l.c. Contour Energy Contour Expl And Prod, LLC Contract Gas Services Inc Contrast Energy, LLC Contreras Al Consultants Inc Controlled Resources Oil & Gas Converge Midstream LLC Convest Energy Corporation Convest Production Company Conway Energy Oper Services Inc. Cook (brad) Oil Properties Cook & Clader Construction, LLC Cook Anthony E Cook Dale Cook Energy Cook Exploration Co. Cook Inlet Energy Cook Oil Company Cook Production Company Cook Ron E Cook W R Company Cook William Glenn Cook, Kenneth D. Operator Cooke County Production Company Coolspring Gas & Oil Co LLC Coomer Mitchell Coon Creek Gas Company Cooper & Brain Cooper D J Oil Company Cooper Davy Cooper Exploration Inc Cooper John T Cooper Lisa L Cooper Mineral Group Inc

Cooper Oil Cooper Oil & Gas, LLC Cooper Oil Company Of Oklahoma Cooper Oil Inc Cooper Operating LLC Cooper Production Company Cooper Service Company Coors Energy Company Copano Ener Ser/up Gulfcoast LLC Copano Fld Ser/up Gulf Coast LLC Copano Fld Serv/copano Bay, L.p. Copano Fld Serv/north Texas, LLC Copano Fld Serv/south Texas LLC Copano Ngl Serv (markham), LLC Copano Ngl Services LLC Copano Pipelines/south Texas LLC Copano Pipelines/up Glfcoast LLC Copano Processing LLC Copano/webb-duval Pipeline LLC Copeland Bonnie Copestone Operating, LLC Coppage Carl E Copper Ridge Oil Copperhead Enterprises LLC Coppertop Coppertop Drilling Company Coppock Herb Energy Coppock Herb Energy LLC Coral Coast Petroleum Lc Coral E&p, LLC Coral Energy Resources LP Coral Production Corporation Corbell Wayne L Corda Corporation Cordele Development Corporation Cordillera Energy Partners LLC Cordova Oil & Gas Inc Core Antrim Company LLC Core E & P Core Energy Core Minerals Operating Core Oil & Gas Corporation Core Petro, LLC Core Petroleum Co Core Solutions Corix Utilities (texas) Inc. Corkerin Joe D Corlena Oil Company Corley Production Company Corley Production Inc Corman Jack Cormany Lawanda Cormier, Paul Well Service Co. Cornelius Dale Cornelius Dorothy Cornelius Oil Inc Cornelius Phillip J & Connie Cornelius Tony Cornell Glen R Cornell Oil Company Cornerstone E & P Company LP Cornerstone Energy Cornerstone Midstream LLC Cornerstone Natural Gas Inc Cornerstone Oil & Gas Cornerstone Operating 220 LLC Cornerstone Operating Inc Cornerstone Propane LP Corona Operating, LLC Coronado Energy E And P Company Coronado Energy Partners LLC Coronado Great Plains LLC Coronado Midstream LLC Coronado Oklahoma LLC Coronado Va LLC Corporate America Res Inc Corpus Christi Brine Serv., LP Corpus Christi Housing Authority Corpus Christi Liquefaction, LLC Corpus Christi Oil & Gas Company Corriente Operating Company LLC Corrigan Square Apartments Corsa Resources, LLC Corsair Energy Lc Corsair Well Service, LLC Corsicana Crude Company, LLC Corsicana Crude Holdings, LLC Corsicana Oil & Gas Corterra Energy LLC Cortez Operating Company Cortez Resources, LLC Corum Operating Company, LLC Corvalla Condominiums Corvette Oil & Gas Company Corvin Craig Corvus Resources, LLC Corwin B V Cory Kenneth W Cory, Kenneth W. Ltd. Coseka Resources Coserv Gas, Ltd. Costa Energy, LLC Costilla Petroleum Corp Coterra Energy Inc Cotner M A Cotner M R Cotton Commercial Usa, Inc. Cotton County Ventures Cotton Petroleum Corporation Cotton Valley Energy Inc Cotton Valley Operations, Inc. Cotton Valley Resources, LLC Cotton Well Drilling Company Cottontail Oil Corporation Cottonwood Creek Enterprises LLC Cottonwood Oil & Gas Company Cotulla Vacuum Services, Ltd Couba Operating Company Couch Donald W Couch Fred J Couch, Gilbert Cougar Energy Investment LLC Cougar Mgmt & Leasing Co Inc Cougar Resources Inc Coughlin Daniel Coughlin Patrick L & Barbara Coulender Jim & Beverly Country Corner Countrymark Energy Resources County Line Resources LLC County Line Stripper Wells LLC Countyline Production Co LLC Courson Harold D Courson Oil & Gas, Inc. Courtaulds North America Inc Courtney Construction, Inc. Courtney Envir Disposal Inc Courtney John H Inc Courtney Jr Max I Cousins Exploration Co Covalent Exploration Incorporated Cove Petroleum Corporation Covenant Oil Corp Covenant Operating, LLC Covenant Well Service Coventon Arrow Energy Inc Covered H Energy, LLC Covington Oil Company Inc Cow Creek Resources Inc Cowan A M Cowboy Clean Fuels LLC Cowboy Oil & Gas Cowboy Operating LLC Cowboy Pipeline Co Cowboy Pipeline Operators LLC Cowboy Pipeline Service Co Cowley & Hallmark Cowley Gas Systems Inc Cowpony LLC Cowrie Energy LLC Cowtown Gas Processing Ptrs L.p. Cowtown Pipeline Partners L.p. Cox & Perkins Exploration Cox Bobby Cox Edwin L & R Berry Cox Elmer N Cox Gas Corporation Cox James D Cox Jim Oil Inc Cox John L Cox Johnllc Cox Linda Cox Oil & Gas Inc Cox Operating Cox P D Cox Phyllis L Cox Resources Corporation Cox Richard T Cox, Lee Investments Inc. Coyanosa Properties, LLC Coyle Robert J Coyote N E LLC Coyote Oil, Inc. Cp Energy LLC Cp Energy, L.l.c. Cp Refining And Trucking LLC Cpb Trans & Mktg LLC Cpb Water LLC Cpex Inc Cpi 5 Cpmak Investments, Inc. Cpml LLC Cps Energy Cpx Energy Operating, LLC Cr Crude Oil Production LLC Cr Field Services, LLC Cr Permian Crude, LLC Cr Permian Nat Gas Tran, LLC Cr Permian Processing, LLC Cr Reed Production, Inc. Cr2 Energy LLC Craaybeek's Pro Energy, L.l.c. Crabtree Barbara T Crabtree Dale E Crabtree Rebecca Craft & Craft Oil Company Craft & Craft Productions LLC Craft Glen E Craft Lois M Craig Darvis M Craig Drilling, Inc. Craig Elder Oil And Gas LLC Craig Milo M Craig Oil Company Craig R D LLC Craig Robert Craig, Bob Craig, Carl Craig, J. E. G. Estate Craig, Robert A. Crain & Deisenroth Crain Minerals LLC Crainco Corporation Cramer Oil LLC Crampton, Freddie Crane Energy Logistics, LLC Crane James E Craner Glenn Craruth Energy Corporation Craton Energy Corporation Craton Etx Gathering Utility, LLC Craton Operating LLC Craw Operating LLC Crawford County Production LLC Crawford Energy Crawford Hughes Operating Co. Crawford Oil Crawford Production Company Crawford Trucks LLC Crawford, Linda Crawley Enterprises Inc Crawley Petroleum Corporation Crazy Horse Operating LLC Crazy Horse Texas Swd LLC Crb Resources Inc Crd Investments LLC Creative Energy LLC Creative Oil & Gas Operatingllc Creative Oil And Gas Op Ii, LLC Crebbs Oil Company Creed Operating Co., LLC Creed, Inc. Creede Oil & Gas Company Creek County Reclaimer Inc Creek County Well Service Inc Creek Ellis Creek Energy, Inc. Creek Oil Creel Energy Company Inc Crego Exploration Cremer Oil & Gas Co Inc Crenshaw Alvis Gary Crenshaw K M Crenshaw Louie Cresap Sandra Crescendo Resources L P Crescent Crescent Directional Drlg, L.p. Crescent Drilling Company Crescent Energy Production Co LLC Crescent Energy Services, LLC Crescent Exploration LLC Crescent Gas Corp Crescent Pass Energy, LLC Crest Operating Company Crest Petroleum Crest Pumping Technologies, LLC Crest Resources, Inc. Crestmark Production Corp. Creston Oil Crestone Peak Resources Operating Crestridge Apartments Crestridge Apartments 1, LP Crestridge Resources Inc Crestwood Crude Services LLC Crestwood New Mexico P/l LLC Crestwood Panhandle Pipeline LLC Crestwood Permian Basin LLC Creswell Chris Crew B Operating, LLC Crey Oil & Gas LLC Cri Holdings, LLC Cricket Enterprises Corporation Cricket Petroleum Crimson Energy Company LP Crimson Energy Partners V, LLC Crimson Exploration Oper Crimson Resource Management Criswell Energy LLC Crj Bond Operations, LLC Crm LLC Crockett Bros. Of Cross Plains Crockett Brothers Crockett Gas Processing Co, LLC Crockett James J Crockett Oil And Gas Co Of Ok Crockett Operating, LLC Crockett Petroleum Company Croft Petroleum Company Cromer Carroll Oil & Gas LLC Cromling Drilling Co Cronoble James M Crooch John Crooked Oak LLC Dba Co Energy Crose Oil Company Cross Bar Energy Cross Country Inns Cross Cut Petroleum, LLC Cross Don Cross Double S Cross Oak Investments LLC Cross Oil Refining & Mktg., Inc. Cross River Energy Inc Cross Robert Cross Timbers Energy Servcs, Inc Cross Timbers Energy, LLC Cross Timbers Operating Co Cross Timbers Production Co Cross Winds Oil & Gas, LLC Crossbow Resources, LLC Crosscut Gas Partners, LLC Crossroads Apartments Crossroads Apartments (2) Crossroads Mineral Prod., L.l.c. Crossroads Operating, LLC Crossroads Petroleum L.l.c. Crossroads Production Crosstex Environmental Services, LLC Crosstex Environmental Stx, LLC Crosstex Services, L.l.c. Crouch Petroleum Company Crow Creek Operating Co Iii LLC Crow David Crow Oil LLC Crow Operating LLC Crow, Ken Crowheart Energy Crown Central Pet Corp Crown Central Petroleum Crown Consulting Inc Crown Energy Company Crown Equipment Co. Crown Exploration LLC Crown Midstream, LLC Crown Natural Gas Inc Crown Petroleum Company Crown Petroleum Corp. Crown Petroleumco11t/rofb Crown Pipeline Company Crown Well Service Crown Zellerbach Crownquest Operating, LLC Crude Exploration Corporation Crude Kin Oil Company Crude Marketing & Trans Inc Crude Marketing Inc Crude Oil Recovery Inc Crude Operators Crude Operators, L.l.c. Crude Resources Crude State Energy Services, LLC Crude Tech Logistics, Inc. Crumpton H A Crusader Energy Group Crusader Energy Ii LLC Crusader Resources Lc Crusher Oil Company Crustore Development LLC Cruthird, Mark Oil Cruz Oil & Gas Inc Crystal Exploration & Production Company Crystal Mountain LLC Crystal Oil And Land Company Crystal Resources Crystal Waters LLC Cs Trucking LLC Csapo Cst Drilling Fluids Inc. Ct Adams Jr., LLC Ctc Oil Co., Inc. Cti Energy Services, LLC. Ctl Production, Inc. Ctoc Energy LLC Ctr Oil Ctr Petroleum Cts Transport LLC Cuba, John H. Cube Energy Group Tx, Inc. Cudd Operating Corp Cudd Pumping Services, Inc. Cude Oilfield Contractors, Inc. Cuervo, Inc. Cuesta Petroleum Inc Cugar Oil & Gas Inc Culberson Midstream LLC Culbreath Oil & Gas Culebra Oil & Gas, LLC Culp & Copple Oil Company Culp Floyd M & Margaret A Culp Jay Culver & Cain Production LLC Cuma Oil Company, Inc Cumberland Coal Resources Cumberland Drilling Cumberland Gas Marketing LLC Cumberland Harlan Exploration Cumberland Operating Company Cumberland Valley Resources Cumming Company, Inc. The Cummings Oil & Cattle Cummings Oil Company Cummins & Walker Oil Co., Inc. Cummins Bobby J Cummins Oil Company Inc Cummins Wren Oil Company Cundiff Harold Cundiff Jack Cundiff John Cundiff Operating Company Cunningham Crude A General Cunningham Energy Cur Ric Petroleum & Gas Corp Curleco Inc Curn Lisa Curran Oil Co Currently Unassigned Curt's Exploration Co Inc Curtis & Son Oil Curtis & Son Vacuum Service, Inc Curtis Oil Curts Oil Operation Curzac Oil And Gas, LLC Cusco Energies Inc Cushing Production Company Cushing Truss Mgf Inc Custer & Wright Operating, Inc. Cut Bank Resources Cut Through Hydrocarbon Cutbirth Jack Inc Cutbow Operating, LLC Cutler Oil Cutter Oil Company Cutting Edge Oil & Gas LLC Cv Rentals Cw Farms LLC Cw Investments Cwb Energy Inc Cwc Oil & Gas, LLC Cwd Resources, LLC Cwf Associates Ltd Cwic, Inc. Cwl Inc Cwo Energy, LLC Cwo, Inc. Cwoc Cwr Management LLC Cww Energy Services LLC. Cx Disposals LLC Cx Operating LLC Cxl Energy LLC Cxw Energy Group, LLC Cxy Energy Inc Cyanostar Energy Inc Cyber Enviro-tech Inc Cyber Envirotech Inc Cycle Oil & Gas Inc. Cyclone Exploration, Inc. Cyclone Petroleum Incorporated Cyclone Services LLC Cyclops Oil & Gas Inc Cygnus Oklahoma Operating LLC Cypress Creek Resources LLC Cypress Eagle LLC Cypress Exploration Company Cypress Ind Oilfield Svcs, Inc. Cypress Natural Resources LLC Cypress Operating, Inc. Cypress Production, Inc. Cyrus Exploration Inc Czar Resources Inc