Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
701Heape, Gene G.Dallas, TX 75367Oil & Gas OperatorJun 2003
702Hearn Oil Co. LLCNewport, OH 45768Oil & Gas OperatorDec 2023
703Heart Land Petroleum CorporationAbilene, TX 79604Oil & Gas OperatorMar 2008
704Heartland Energy CompanyBig Horn, WY 82833Gas OperatorJun 2012
705Heartland Enterprises, IncorporatedPhillipsburg, KS 67661Oil OperatorMay 2005
706Heartland Environmental ServicesWatonga, OK 73080Oil & Gas OperatorMay 1999
707Heartland ExplorationOklahoma City, OK 73102Oil & Gas OperatorJan 2000
708Heartland Exploration IncEdmond, OK 73013Oil & Gas OperatorDec 2015
709Heartland Oil & Gas CompanyOil & Gas OperatorJun 2000
710Heartland Oil & Gas Inc.Gypsum, KS 67448Gas OperatorJun 2011
711Heartland Production, Inc.Cuero, TX 77954Oil & Gas OperatorOct 2025
712Heartland PumpingHennessey, OK 73742-7311Oil & Gas OperatorJul 2025
713Heartland Resources, Inc.Temple, TX 76501Oil & Gas OperatorMar 2008
714Heartlands Development Co IncBristow, OK 74010-3826Oil & Gas OperatorMay 2017
715Heat Can Oil, LLCChanute, KS 66720Oil OperatorJun 2009
716Heat Controller IncJackson, MI 49204Oil & Gas OperatorDec 1996
717Heat Waves Hot Oil Service LLCDenver, CO 80202Oil OperatorJun 2011
718Heath 91 Cluster LPCommodore, PA 15729-9109Gas OperatorDec 2020
719Heath Jack ATulsa, OK 74132-2403Oil & Gas OperatorJan 2013
720Heath Oil Co., Inc.Washington, OK 73093-4702Oil & Gas OperatorJun 2025
721Heath, ChadGreensburg, KY 42743Oil OperatorDec 2023
722Heath, Francis A. & Ruth E.South Dayton, NY 14138Gas OperatorDec 2024
723Heath, MarkLeoti, KS 67861Oil OperatorNov 2009
724Heather & Randy Iantorno OilBolivar, NY 14715Oil & Gas OperatorDec 2024
725Heatherly, Darl H.Belington, WV 26250Gas OperatorDec 2021
726Heaton Everill LExeter, CA 93221-2340Oil & Gas OperatorSep 2014
727Hebert & Rucks L.L.C.Oil & Gas OperatorMay 2002
728Hebron Energy, LLCDallas, TX 75206Oil OperatorJul 2018
729Hebron PipelineSan Antonio, TX 78209Oil & Gas OperatorOct 2025
730Hec Petroleum, IncMidland, TX 79705Oil & Gas OperatorMar 2006
731Hedges SpencerCasper, WY 82604Oil OperatorMar 2024
732Hedrick Production Inc.Corpus Chrsti, TX 78403Oil & Gas OperatorOct 2025
733Hedrick, ThomasineSevery, KS 67137Oil OperatorMay 2011
734Heflin, Bryan Exploration, Inc.Strawn, TX 76475Oil & Gas OperatorMar 2008
735Heger J J & AssoOil OperatorJun 1983
736Hegwald, Jacob L.Humboldt, KS 66748Oil OperatorNov 2019
737Hehns Quality Gardens IncWadsworth, OH 44281Oil & Gas OperatorDec 2024
738Heifer Production Company LLCHouston, TX 77098Oil & Gas OperatorOct 2025
739Heights Energy CorporationPlano, TX 75026Oil & Gas OperatorOct 2025
740Heim, William J.Springville, NY 14141Gas OperatorDec 2024
741Heineman, Ronald F.Caledonia, NY 14423Gas OperatorDec 2024
742Heinrich Enterprises Inc Dba Washington OperationsReno, OH 45773Oil & Gas OperatorDec 2024
743Heinrich Enterprises, Inc.Reno, OH 45773-0305Oil & Gas OperatorDec 2021
744Heinrich Production Co IncLubbuck, TX 79424Oil OperatorDec 2024
745Heintz Gas & Oil Company, Inc.Allegany, NY 14706Gas OperatorDec 2024
746Heisey Ventures, Inc.Houston, TX 77019Oil & Gas OperatorOct 2025
747Helberg Oil CompOil OperatorMar 1995
748Helbing & PodpechanClarence, OK 74018Oil & Gas OperatorMay 1983
749Held By ProductiOil & Gas OperatorFeb 1995
750Held By Production, Inc.Houston, TX 77251Oil & Gas OperatorMay 1996
751Helemrich & Payne IncIraan, TX 79744Oil & Gas OperatorSep 2002
752Helena Production CorpOil & Gas OperatorDec 1991
753Helena Resources IncLakewood, CO 80215Oil & Gas OperatorJul 2025
754Helena Resources LLCHelena, OK 73741Oil & Gas OperatorJul 2025
755Helios Operating, LLCHouston, TX 77056Oil & Gas OperatorOct 2025
756Helis Oil & Gas Company LLC EstateNew Orleans, LA 70130Oil & Gas OperatorJul 2022
757Helis Oil & Gas Company, L.L.C.New Orleans, LA 70130Oil & Gas OperatorOct 2023
758Helis, William G. Co., LLC, TheNew Orleans, LA 70130Oil & Gas OperatorOct 2003
759Helis,WM.G.,Est., A PartnershipNew Orleans, LA 70130Oil & Gas OperatorAug 2003
760Helke Exploration CompanyOklahoma City, OK 73112-7201Oil & Gas OperatorFeb 2000
761Hellar DrillingOil & Gas OperatorJan 1994
762Hellar Drilling Company, Inc.Wichita, KS 67208Oil & Gas OperatorJan 2009
763Hellard Elmer JSapulpa, OK 74066Oil & Gas OperatorJun 2025
764Heller, Phillip & CharleneColumbia, MO 65201Oil & Gas OperatorMay 2025
765Hellifino Operating, LLCSan Antonio, TX 78212Oil OperatorOct 2025
766Hellman Properties LLCOil & Gas OperatorAug 2025
767Hellums, HaroldCedar Creek, TX 78612Oil & Gas OperatorMar 2008
768Helm Energy CompanyTulsa, OK 74133Oil OperatorJun 2025
769Helmcamp, Inc.Wichita Falls, TX 76307Oil & Gas OperatorApr 2002
770Helmco LTDKiefer, OK 74041-0397Oil & Gas OperatorJan 2007
771Helmco Production CompanyPawhuska, OK 74056Oil OperatorAug 2000
772Helmer Oil CorporationOil & Gas OperatorJun 2025
773Helmer, Bonnie JOil OperatorJun 2025
774Helmerich & PaynOil & Gas OperatorAug 1995
775Helmerich & Payne, Inc.Tulsa, OK 74114Oil & Gas OperatorJun 2025
776Helmhold Oil IncorporatedWellsville, NY 14895Oil OperatorDec 2024
777Helms OilBrinkhaven, OH 43006Oil OperatorDec 2018
778Helms Oil & Gas, LLCMidland, TX 79710Oil & Gas OperatorOct 2025
779Helo Energy, Inc.Borger, TX 79008Oil & Gas OperatorAug 2001
780Helsel, Allan JSouth Haven, KS 67140Oil OperatorApr 2025
781Helton Oil CompanyEdmond, OK 73083-7283Oil & Gas OperatorAug 2016
782Helton PetroleumPampa, TX 79066Oil & Gas OperatorOct 2025
783Helton, Pat A. & AlbertaAllison, TX 79003Oil & Gas OperatorOct 2025
784Hembree AlvaOklahoma City, OK 73151-9145Oil & Gas OperatorJun 2016
785Hembree Brit WShawnee, OK 74802-1725Oil & Gas OperatorJun 2025
786Hembree Oil Production, LLCGreat Bend, KS 67530Oil OperatorJun 2025
787Hembree Robert FOil OperatorDec 2009
788Hemco Development, LLCDallas, TX 75201Oil & Gas OperatorNov 2020
789Hemco Production, L. L. C.Dallas, TX 75201Oil & Gas OperatorApr 2016
790Hemstead Oil CorporationOklahoma City, OK 73102Oil & Gas OperatorMay 2001
791Hemus, Inc.Bellaire, TX 77401Oil & Gas OperatorSep 1994
792Henderson & Erickson, Inc.Midland, TX 79701Oil & Gas OperatorOct 2025
793Henderson Charles EBokoshe, OK 74930Gas OperatorOct 2021
794Henderson Don IncOklahoma City, OK 73134-1753Oil & Gas OperatorAug 2013
795Henderson Exploration CompanyTulsa, OK 74120Oil & Gas OperatorMay 2013
796Henderson Fred JOkmulgee, OK 74447Oil & Gas OperatorJun 2025
797Henderson Natural Res, L.L.C.Crozet, VA 22932Oil & Gas OperatorOct 2025
798Henderson Oil & GasOil OperatorSep 1990
799Henderson Pet Corp Of DelawareOil & Gas OperatorOct 2019
800Henderson Petroleum CorpSan Angelo, TX 76906Oil & Gas OperatorJul 2013