Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
701Headington Canada Corp.Dallas, TX 75231Gas OperatorJun 2000
702Headington Energy CorporationOil & Gas OperatorAug 1992
703Headington Energy Partners, LLCCorpus Chrsti, TX 78401Oil & Gas OperatorDec 2025
704Headington Oil CompanyDallas, TX 75231Oil & Gas OperatorDec 2016
705Headington Oil Company LLCDallas, TX 75204Oil & Gas OperatorApr 2016
706Headington Oil Company, L.P.Dallas, TX 75231Oil & Gas OperatorMar 2008
707Headline Resources, Inc.Richardson, TX 75080Oil & Gas OperatorAug 1997
708Headwaters Energy Partners, LLCDripping SPGS, TX 78620Oil & Gas OperatorDec 2025
709Headwaters Oil CompanyOil & Gas OperatorOct 1981
710Heape Exploration, Inc.Dallas, TX 75367Oil & Gas OperatorDec 2020
711Heape, Gene G.Dallas, TX 75367Oil & Gas OperatorJun 2003
712Hearn Oil Co. LLCNewport, OH 45768Oil & Gas OperatorDec 2024
713Heart Land Petroleum CorporationAbilene, TX 79604Oil & Gas OperatorMar 2008
714Heartland Energy CompanyBig Horn, WY 82833Gas OperatorJun 2012
715Heartland Enterprises, IncorporatedPhillipsburg, KS 67661Oil OperatorMay 2005
716Heartland Environmental ServicesWatonga, OK 73080Oil & Gas OperatorMay 1999
717Heartland ExplorationOklahoma City, OK 73102Oil & Gas OperatorJan 2000
718Heartland Exploration IncEdmond, OK 73013Oil & Gas OperatorDec 2015
719Heartland Oil & Gas Inc.Gypsum, KS 67448Gas OperatorJun 2011
720Heartland Production, Inc.Cuero, TX 77954Oil & Gas OperatorDec 2025
721Heartland PumpingHennessey, OK 73742-7311Oil & Gas OperatorAug 2025
722Heartland Resources, Inc.Temple, TX 76501Oil & Gas OperatorMar 2008
723Heartlands Development Co IncBristow, OK 74010-3826Oil & Gas OperatorMay 2017
724Heat Can Oil, LLCChanute, KS 66720Oil OperatorJun 2009
725Heat Controller IncJackson, MI 49204Oil & Gas OperatorDec 1996
726Heat Waves Hot Oil Service LLCDenver, CO 80202Oil OperatorJun 2011
727Heath 91 Cluster LPCommodore, PA 15729-9109Gas OperatorDec 2020
728Heath Jack ATulsa, OK 74132-2403Oil & Gas OperatorJan 2013
729Heath Oil Co., Inc.Washington, OK 73093-4702Oil & Gas OperatorAug 2025
730Heath, ChadGreensburg, KY 42743Oil OperatorDec 2023
731Heath, Francis A. & Ruth E.South Dayton, NY 14138Gas OperatorDec 2024
732Heath, MarkLeoti, KS 67861Oil OperatorNov 2009
733Heather & Randy Iantorno OilBolivar, NY 14715Oil & Gas OperatorDec 2024
734Heatherly, Darl H.Belington, WV 26250Gas OperatorDec 2021
735Heaton Everill LExeter, CA 93221-2340Oil & Gas OperatorSep 2014
736Hebert & Rucks L.L.C.Oil & Gas OperatorMay 2002
737Hebron Energy, LLCDallas, TX 75206Oil OperatorJul 2018
738Hebron PipelineSan Antonio, TX 78209Oil & Gas OperatorDec 2025
739Hec Petroleum, IncMidland, TX 79705Oil & Gas OperatorMar 2006
740Hedges SpencerCasper, WY 82604Oil OperatorMar 2024
741Hedrick Production Inc.Corpus Chrsti, TX 78403Oil & Gas OperatorDec 2025
742Hedrick, ThomasineSevery, KS 67137Oil OperatorMay 2011
743Heflin, Bryan Exploration, Inc.Strawn, TX 76475Oil & Gas OperatorMar 2008
744Heger J J & AssoOil OperatorJun 1983
745Hegwald, Jacob L.Humboldt, KS 66748Oil OperatorNov 2019
746Hehns Quality Gardens IncWadsworth, OH 44281Oil & Gas OperatorDec 2024
747Heifer Production Company LLCHouston, TX 77098Oil & Gas OperatorDec 2025
748Heights Energy CorporationPlano, TX 75026Oil & Gas OperatorDec 2025
749Heim, William J.Springville, NY 14141Gas OperatorDec 2024
750Heineman, Ronald F.Caledonia, NY 14423Gas OperatorDec 2024
751Heinrich Enterprises Inc Dba Washington OperationsReno, OH 45773Oil & Gas OperatorDec 2024
752Heinrich Enterprises, Inc.Reno, OH 45773-0305Oil & Gas OperatorDec 2021
753Heinrich Production Co IncLubbuck, TX 79424Oil OperatorDec 2024
754Heintz Gas & Oil Company, Inc.Allegany, NY 14706Gas OperatorDec 2024
755Heisey Ventures, Inc.Houston, TX 77019Oil & Gas OperatorDec 2025
756Helberg Oil CompOil OperatorMar 1995
757Helbing & PodpechanClarence, OK 74018Oil & Gas OperatorMay 1983
758Held By ProductiOil & Gas OperatorFeb 1995
759Held By Production, Inc.Houston, TX 77251Oil & Gas OperatorMay 1996
760Helemrich & Payne IncIraan, TX 79744Oil & Gas OperatorSep 2002
761Helena Production CorpOil & Gas OperatorDec 1991
762Helena Resources IncLakewood, CO 80215Oil & Gas OperatorOct 2025
763Helena Resources LLCHelena, OK 73741Oil & Gas OperatorAug 2025
764Helios Operating, LLCHouston, TX 77056Oil & Gas OperatorDec 2025
765Helis Oil & Gas Company LLC EstateNew Orleans, LA 70130Oil & Gas OperatorJul 2022
766Helis Oil & Gas Company, L.L.C.New Orleans, LA 70130Oil & Gas OperatorOct 2023
767Helis, William G. Co., LLC, TheNew Orleans, LA 70130Oil & Gas OperatorOct 2003
768Helis,WM.G.,Est., A PartnershipNew Orleans, LA 70130Oil & Gas OperatorAug 2003
769Helke Exploration CompanyOklahoma City, OK 73112-7201Oil & Gas OperatorFeb 2000
770Hellar DrillingOil & Gas OperatorJan 1994
771Hellar Drilling Company, Inc.Wichita, KS 67208Oil & Gas OperatorJan 2009
772Hellard Elmer JSapulpa, OK 74066Oil & Gas OperatorSep 2025
773Heller Phillip & CharleneColumbia, MO 65201Oil & Gas OperatorJul 2025
774Hellifino Operating, LLCSan Antonio, TX 78212Oil OperatorDec 2025
775Hellman Properties LLCOil & Gas OperatorOct 2025
776Hellums, HaroldCedar Creek, TX 78612Oil & Gas OperatorMar 2008
777Helm Energy CompanyTulsa, OK 74133Oil OperatorJun 2025
778Helmcamp, Inc.Wichita Falls, TX 76307Oil & Gas OperatorApr 2002
779Helmco LTDKiefer, OK 74041-0397Oil & Gas OperatorJan 2007
780Helmco Production CompanyPawhuska, OK 74056Oil OperatorAug 2000
781Helmer Energy & Stanton Engr.Tyler, TX 75702Oil & Gas OperatorJun 1998
782Helmer Oil CorporationOil & Gas OperatorAug 2025
783Helmer, Bonnie JOil OperatorAug 2025
784Helmerich & PaynOil & Gas OperatorAug 1995
785Helmerich & Payne, Inc.Tulsa, OK 74114Oil & Gas OperatorAug 2025
786Helmhold Oil IncorporatedWellsville, NY 14895Oil OperatorDec 2024
787Helms OilBrinkhaven, OH 43006Oil OperatorDec 2018
788Helms Oil & Gas, LLCMidland, TX 79710Oil & Gas OperatorDec 2025
789Helo Energy, Inc.Borger, TX 79008Oil & Gas OperatorAug 2001
790Helsel, Allan JSouth Haven, KS 67140Oil OperatorApr 2025
791Helton Oil CompanyEdmond, OK 73083-7283Oil & Gas OperatorAug 2016
792Helton PetroleumPampa, TX 79066Oil & Gas OperatorDec 2025
793Helton, Pat A. & AlbertaAllison, TX 79003Oil & Gas OperatorDec 2025
794Hembree AlvaOklahoma City, OK 73151-9145Oil & Gas OperatorJun 2016
795Hembree Brit WShawnee, OK 74802-1725Oil & Gas OperatorJun 2025
796Hembree Oil Production, LLCGreat Bend, KS 67530Oil OperatorJun 2025
797Hembree Robert FOil OperatorDec 2009
798Hemco Development, LLCDallas, TX 75201Oil & Gas OperatorNov 2020
799Hemco Production, L. L. C.Dallas, TX 75201Oil & Gas OperatorApr 2016
800Hemenger Daniel AErie, PA 16510-2035Gas OperatorDec 2024