Oil & Gas Companies in California

Company NameCompany LocationCompany TypeMost Recent Production
801Sunray Petroleum Inc.Oil & Gas OperatorAug 2025
802Sunset Exploration Inc.Oil & Gas OperatorAug 2025
803Superior Oil Co.Denver, CO 80217-5444Oil & Gas OperatorFeb 2001
804Superior Well Service Inc.Oil & Gas OperatorSep 2007
805Sycamore Development Partners LLCOil & Gas OperatorSep 2025
806Synergy Oil & Gas LLCOil & Gas OperatorAug 2025
807Synergy ResourcesArtesia, NM 88210Oil & Gas OperatorJan 2015
808T. A. Atkinson Opr.Gas OperatorDec 1997
809T. E. Adams Petroleum Corp.Oil & Gas OperatorAug 2025
810Tamarack Energy IncMidland, TX 79701Oil & Gas OperatorDec 2015
811Tannehill Oil CompanyOil & Gas OperatorDec 1991
812Target DrillingOil & Gas OperatorFeb 2018
813Tatum Petroleum CorpZanesville, OH 43702Oil & Gas OperatorDec 2008
814TB PropertiesOil & Gas OperatorAug 2025
815Team Operating, L.L.C.Pinehurst, TX 77362Oil & Gas OperatorNov 2025
816Ted Koble OperatorOil & Gas OperatorNov 2007
817Tej VenturesOil & Gas OperatorDec 2002
818Temblor Petroleum Co. LLCOil & Gas OperatorAug 2025
819Temescal Resources LLCOil & Gas OperatorSep 2025
820Tenneco Oil CompanyOklahoma City, OK 73125Oil & Gas OperatorAug 2025
821Tenneco West, Inc.Oil & Gas OperatorDec 1983
822Termo Company Of TexasOil & Gas OperatorDec 1986
823Terra Exploration & Production Co. Inc.Oil & Gas OperatorDec 2009
824Tetra Oil CompanyOil & Gas OperatorAug 2025
825Texaco Producing Inc.Rock Springs, WY 82901Oil & Gas OperatorDec 2000
826Texalta Oil And Gas Inc.Gas OperatorDec 1990
827Texas Crude Energy, Inc.Houston, TX 77256Oil & Gas OperatorOct 2012
828Texas Pacific Oil Co.Oil & Gas OperatorDec 1980
829Texcal Energy (GP) LLCDenver, CO 80202Oil & Gas OperatorMar 2016
830Texinia Oil & Gas IncDallas, TX 75214Oil & Gas OperatorAug 2025
831The Arvin CompanyOil OperatorDec 2004
832The Hampton Oil CorporationOil & Gas OperatorAug 2014
833The Harter Family Trust Of 1995Oil OperatorDec 2003
834The Krik CompanyOil OperatorDec 2004
835The Lansdale Co.Oil & Gas OperatorSep 2025
836The Nahabedian Exploration Group LLCOil & Gas OperatorAug 2025
837The Port Of Long BeachOil & Gas OperatorDec 1997
838The Procter And Gamble Co.Gas OperatorDec 1989
839The Termo CompanyLong Beach, CA 90801Oil & Gas OperatorSep 2025
840Thomas C. KingOil & Gas OperatorDec 1995
841Thomas Oil CompanyOil & Gas OperatorDec 2008
842Thomas OilersOil & Gas OperatorAug 2025
843Thomas R. BanksOil OperatorAug 2025
844Thompson Energy Resources LLCOil & Gas OperatorAug 2025
845Thompson Oil Co.Corsicana, TX 75151Oil & Gas OperatorAug 2025
846Thriftway CompanyFarmington, NM 87401Oil & Gas OperatorDec 1996
847Thums Long Beach Co.Oil & Gas OperatorSep 2025
848Thurner Energy CorporationOil & Gas OperatorDec 2001
849Tidelands Oil Production Co.Oil & Gas OperatorSep 2025
850Tiger Oil CompanyDallas, TX 75221Oil & Gas OperatorMay 2007
851Timco Oil Co.Oil & Gas OperatorDec 1987
852Titan Energy, Inc.Austin, TX 78703Oil & Gas OperatorNov 2025
853TJ Ballantyne Living TrustOil & Gas OperatorDec 2019
854TJ Scott Family Investments LLCOil & Gas OperatorSep 2025
855Tonka Energy Inc.Oil & Gas OperatorDec 2004
856Tonner Hills SSP LLCOil & Gas OperatorDec 2012
857Tooby FarmsGas OperatorDec 1989
858Topko N. Wilmington Prtnrship.Oil & Gas OperatorDec 1995
859Torch Operating CompanyHouston, TX 77010Oil & Gas OperatorMar 2015
860Torrance Petroleum Inc.Oil & Gas OperatorDec 2003
861Tosco Enhanced Oil Recovery CorporationOil OperatorDec 1981
862Towne Exploration Company LPOil & Gas OperatorSep 2025
863TPC Operating Inc.Oil & Gas OperatorAug 2025
864Transco Oil & Gas Inc.Gas OperatorDec 1992
865Transpac Petroleum Inc.Oil & Gas OperatorDec 1995
866TRC Cypress Group LLCOil & Gas OperatorAug 2025
867TRC Operating Company Inc.Oil & Gas OperatorSep 2025
868Tri-Valley Oil & Gas Co.Oil & Gas OperatorAug 2025
869Trio Petroleum LLCOil & Gas OperatorAug 2025
870Triton Oil & Gas Corp.Houston, TX 77002Oil & Gas OperatorNov 2014
871TS Leasing Operations Inc.Oil & Gas OperatorSep 2025
872Two Bay PetroleumOil & Gas OperatorDec 2010
873Txo Production Corp.Ganado, TX 77962Oil & Gas OperatorAug 2022
874Umc Petroleum CorporationHouston, TX 77002Oil & Gas OperatorMar 2015
875Underground Energy Inc.Oil & Gas OperatorAug 2025
876Union Development Company IncOil & Gas OperatorDec 1992
877Union Oil Co Of CaliforniaMidland, TX 79706Oil & Gas OperatorJan 2022
878Union Pacific Resources Co.Fort Worth, TX 76101Oil & Gas OperatorJan 2001
879United Energy, Inc.Wichita, KS 67230Oil & Gas OperatorDec 2002
880Vaca Energy LLCOil & Gas OperatorAug 2025
881Valid Energy CompanyOil & Gas OperatorAug 2025
882Valley Energy Expl.Oil & Gas OperatorDec 1984
883Valley Energy Resources Inc.Oil & Gas OperatorDec 2006
884Vaquero Energy IncBakersfield, CA 93309Oil & Gas OperatorMay 2023
885Vaquero SJV LLCOil & Gas OperatorDec 2022
886Vast Star CorporationOil OperatorSep 2025
887Venada NationalOil & Gas OperatorDec 2010
888Venoco LLCOil & Gas OperatorAug 2025
889Venturini Associates Inc.Oil & Gas OperatorDec 1995
890Verjill Oil CompanyOil & Gas OperatorAug 2025
891Vern Jones Oil & Gas Corp.Sacramento, CA 95825Oil & Gas OperatorSep 2025
892Vernon E. FaulconerOil & Gas OperatorDec 1996
893Vesta Oil And Gas LLCOil & Gas OperatorAug 2025
894Victory Oil Company LLCOil & Gas OperatorDec 2009
895Vintage Production California LLCOil & Gas OperatorJun 2016
896Virsal Oil CompanyOil OperatorDec 2000
897Viscosity Control Systems Inc.Oil & Gas OperatorDec 1995
898Vortex Energy & Minerals LTD.Oil & Gas OperatorDec 1997
899W. J. Hamilton OperatorOil OperatorAug 1978
900W. M. Elliott Jr.Oil & Gas OperatorDec 2009