Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
501Dbo Oil IncorporatedGeorgetown, TX 78628Oil & Gas OperatorOct 2025
502DBP Exploration, Inc.Pampa, TX 79065Oil & Gas OperatorOct 2025
503DBS Oil Co /Osage OnlyOil OperatorJun 2025
504Dby Investments LLCLago VIsta, TX 78645-8011Oil & Gas OperatorNov 2016
505DC Oil & Gas LLCWoodsfield, OH 43793Oil & Gas OperatorDec 2024
506DC Operating LLCYale, OK 74085-6662Oil & Gas OperatorMar 2020
507DCD IncGillette, WY 82716Oil & Gas OperatorAug 2003
508DCDC, Inc.Midland, TX 79710Oil & Gas OperatorJun 2003
509DCF ExplorationLakewood, CO 80215Oil OperatorDec 1989
510Dci Petroleum IncUniversity Heights, OH 44118-3818Oil & Gas OperatorDec 2017
511Dcor, L.L.C.Dallas, TX 75225Oil & Gas OperatorAug 2025
512DCP Midstream, LLCOil OperatorJun 2016
513DCP Midstream, LPDenver, CO 80237Oil OperatorNov 2006
514DCP Operating Co LPHouston, TX 77042Oil & Gas OperatorMay 2025
515DCP, Inc.Oil & Gas OperatorJun 1990
516DCS EnergyThrockmorton, TX 76483Oil OperatorOct 2025
517DDC & T Operating Company, IncOil & Gas OperatorJul 2005
518DDC Energy CorporationMarietta, GA 30068Oil & Gas OperatorMar 1997
519DDC Oil LLCRockwall, TX 75087-5383Oil OperatorMar 2020
520DDC Production CompanyArcher City, TX 76351Oil OperatorOct 2025
521DDC Track, LLCBushland, TX 79012Oil OperatorOct 2025
522DDD Exploration IncAmarillo, TX 79109Oil OperatorOct 2025
523De & TZ LLCWellsville, KS 66092Oil OperatorJun 2025
524De Central Operating, LLCFort Worth, TX 76107Oil & Gas OperatorOct 2025
525De Compiegne Prop. Co. 20, TheMidland, TX 79702Oil OperatorOct 2019
526De IV Operating, LLCMidland, TX 79701Oil & Gas OperatorApr 2025
527De Kalb Agric Assn IncVernal, UTOil & Gas OperatorJun 1965
528De La Torre Oil & Gas, IncMcAllen, TX 78501Oil & Gas OperatorOct 2025
529De Larios, R. V., LTD.Wichita Falls, TX 76308Oil & Gas OperatorOct 2025
530De LTD Family PartnershipPunxsutawney, PA 15767-2646Oil & Gas OperatorDec 2022
531De Operating LLCAustin, TX 78701Oil & Gas OperatorApr 2017
532De Soto Oil & Gas, Inc.Oil & Gas OperatorMar 2006
533De Soto Oil Properties, LLCOil & Gas OperatorJul 2025
534De V Operating, LLCFort Worth, TX 76107Oil & Gas OperatorOct 2025
535De-Vac Inc.Daisetta, TX 77533Oil OperatorOct 2025
536De3 Operating LLCIrving, TX 75038Oil & Gas OperatorJun 2021
537Deacon, Thomas J.Randolph, NY 14772Gas OperatorDec 2024
538Dead Fern Resources IncSperry, OK 74073Oil & Gas OperatorJul 2025
539Dead Horse Oil & Gas LLCSkiatook, OK 74070-9343Oil & Gas OperatorJun 2015
540Deagen, Bill & Sons, LTD.Stockdale, TX 78160Oil OperatorMay 2018
541Dean Energy, Inc.Midland, TX 79702Oil & Gas OperatorNov 2019
542Dean Enterprises, Inc.Oil & Gas OperatorJun 2019
543Dean PetroleumOil & Gas OperatorJun 2000
544Dean'S Well Servicing IncRatliff City, OK 73481Oil & Gas OperatorJun 2025
545Deanlake Operator, L.L.C.Houston, TX 77010Oil & Gas OperatorSep 2011
546Dearing, Inc.Kilgore, TX 75663Oil & Gas OperatorMar 2021
547Dearinger CompanOil OperatorDec 1994
548Deaton, Gary L. CorporationOklahoma City, OK 73105Oil & Gas OperatorMar 2015
549Deb Oil & GasGas OperatorDec 2021
550Debbie CarrollOil & Gas OperatorApr 1999
551Debeaux - FloresOil & Gas OperatorJan 2025
552Deblin Oil & Gas, IncOil & Gas OperatorAug 1995
553Deblin Operating LTDOil & Gas OperatorJan 1997
554Debord Oil ProducersLincoln, NE 68503Oil OperatorDec 1998
555Debord Oil Producers IncOil OperatorDec 2006
556Deca Energy CorporationOil & Gas OperatorAug 1986
557Decab CompanyVictoria, KS 67671Oil OperatorAug 1996
558Decalta International CorpDenver, CO 80202Oil & Gas OperatorMar 2015
559Dechant Oil Operations, LLCHutchinson, KS 67501Oil OperatorJun 2025
560Deck Exploration IncPerry, OK 73077-0303Oil & Gas OperatorMay 2013
561Deck Oil CompanyTulsa, OK 74101Oil & Gas OperatorJun 2020
562Decker & AssociatesOil & Gas OperatorMar 1991
563Decker Lease OpeOil OperatorDec 1988
564Decker Operating Co., L.L.C.Houston, TX 77008Oil & Gas OperatorOct 2025
565Decker PetroleumOil & Gas OperatorOct 2002
566Decker Well Service LLCFleming, OH 45729Oil & Gas OperatorDec 2017
567Decker, James K. & Tiffany J.Jamestown, NY 14701Oil & Gas OperatorDec 2024
568Declar Oil & Gas IncOil & Gas OperatorDec 2012
569Decleva, PaulWichita Falls, TX 76302Oil & Gas OperatorDec 2020
570DecoKilgore, TX 75662Oil & Gas OperatorJan 1999
571Deco Oil Co.Oil OperatorOct 2013
572Dedica Energy CorporationMattoon, IL 61938Oil & Gas OperatorMar 2008
573Dee'S OilWellington, TX 79095Oil & Gas OperatorMar 2008
574Dee-Jay Exploration CompanyNichols Hill, OK 73116Oil & Gas OperatorOct 2025
575Deem, J. F. Oil & Gas, LLCParkersburg, WV 26104Oil & Gas OperatorDec 2021
576Deem, W. A.Harrisville, WV 26362-7878Oil & Gas OperatorDec 2001
577Deen Drilling CompanyArcher City, TX 76351Oil & Gas OperatorOct 2025
578Deep Creek Adventures, Co.Oil OperatorDec 2018
579Deep Ford Gas CompanyCharleston, WV 25321-0169Gas OperatorDec 2021
580Deep Gully Oil LLCHouston, TX 77292Oil OperatorOct 2025
581Deep Hole Oil LLCAshland, KY 41105Oil & Gas OperatorDec 2020
582Deep Reef IndustriesAmarillo, TX 79101Oil & Gas OperatorJan 2004
583Deep Resources LLCHolmesville, OH 44633Oil & Gas OperatorDec 2023
584Deep River Energy LLCOil OperatorMay 2025
585Deep Rock LLCTulsa, OK 74137-1612Gas OperatorJun 2022
586Deep Rock Resources, Inc.Dallas, TX 75206Oil & Gas OperatorOct 2025
587Deep South ProductionOil OperatorDec 2023
588Deeprock Disposal Services, LLCOil & Gas OperatorSep 1991
589Deepwell CoOil OperatorJul 1989
590Deer Creek IncCambridge, OH 43725Oil & Gas OperatorDec 2019
591Deer Creek Oil & GasAtlanta, GA 30326-1000Gas OperatorDec 1987
592Deer Oil & GasMarietta, OH 45750Oil & Gas OperatorDec 2024
593Deer Run Oil & Gas LLCAlbion, PA 16401-8306Gas OperatorDec 2024
594Deer Run Oil Lease, LLCCaney, KS 67333Oil OperatorJun 2025
595Dees Production LLCOil OperatorDec 2024
596Defranco Oil AccountWichita Falls, TX 76307Oil & Gas OperatorFeb 2004
597Deg Energy, Inc.Magnolia, TX 77354Oil & Gas OperatorFeb 2007
598Degaugh Well Service IncOil OperatorJul 1989
599Degge Oil Field ServiceOkemah, OK 74859-0269Oil OperatorNov 2014
600Degge Oilfield Services LLCOkemah, OK 74859Oil OperatorJun 2025