Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
9501Enron Oil & Gas CompanyHouston, TX 77210Oil & Gas OperatorDec 1999
9502Enserch ExplorationOil & Gas OperatorOct 1996
9503Enserch Exploration IncDallas, TX 75206Oil & Gas OperatorApr 2015
9504Enserch Oil & Gas, Inc.Dallas, TX 75206Oil & Gas OperatorMar 1998
9505Ensight Energy Group IncRichardson, TX 75080-2370Oil & Gas OperatorJun 2025
9506Ensight Energy Management, LLCShreveport, LA 71101Oil & Gas OperatorJul 2005
9507Ensight III Energy MGMT, LLCShreveport, LA 71101Oil & Gas OperatorApr 2008
9508Ensight IV Energy Management,LLCShreveport, LA 71101Oil & Gas OperatorDec 2024
9509Ensight Resources, L.L.C.Shreveport, LA 71101Oil & Gas OperatorApr 2001
9510Ensign Oil & Gas Inc.Oil & Gas OperatorJul 1993
9511Ensign OperatingOil & Gas OperatorOct 1994
9512Ensign Operating Co.Denver, CO 80202Oil & Gas OperatorJan 2004
9513Ensign Operating LLCHouston, TX 77086Oil & Gas OperatorFeb 2023
9514Ensminger D & JOil OperatorDec 1994
9515Ensminger Energy LLCMoran, KS 66755Oil OperatorJun 2025
9516Ensminger Oil, LLCMoran, KS 66755Oil OperatorJun 2025
9517Ensminger, Donald & Jack, A General PartnershipMoran, KS 66755Oil OperatorJun 2005
9518Ensource IncMidland, TX 79705Oil & Gas OperatorAug 1998
9519Enstar CorporationHouston, TX 77252Oil & Gas OperatorApr 1988
9520Enstar Energy, Inc.Arlington, TX 76003Oil & Gas OperatorOct 2025
9521Enstar Petroleum CompanyOil & Gas OperatorAug 1985
9522Enstar Petroleum IncOil & Gas OperatorApr 1985
9523Ensz, JerrySublette, KS 67877Gas OperatorJun 2025
9524Entek GRB LLCDenver, CO 80202Oil & Gas OperatorOct 2021
9525Enterprise Energy CorpCambridge, OH 43725Oil & Gas OperatorDec 1985
9526Enterprise Energy Exploration IncTulsa, OK 74133-6724Oil & Gas OperatorJun 2025
9527Enterprise Energy Prod Co IncTulsa, OK 74133-6754Oil & Gas OperatorMar 2015
9528Enterprise Exploration IncTulsa, OK 74133Oil & Gas OperatorNov 2020
9529Enterprise Gathering LLCOil OperatorDec 2024
9530Enterprise IncHays, KS 67601Oil OperatorSep 2015
9531Enterprise MarkeOil & Gas OperatorOct 1992
9532Enterprise Oil Marketing Corp.Little Rock, AR 72206Oil OperatorSep 1998
9533Enterprise Resources Inc.Oil & Gas OperatorJun 1979
9534Enterprising Enterprises IncTulsa, OK 74137Oil OperatorJun 2009
9535Enterra Resources, LLCEdmond, OK 73083Oil & Gas OperatorJun 2025
9536Entex Oil CompanyGas OperatorDec 1993
9537Entex Petroleum, Inc.Oklahoma City, OK 73113Oil & Gas OperatorNov 1997
9538Entex, Inc.Oil & Gas OperatorDec 1984
9539Entransco Energy LLCDewey, OK 74029Oil & Gas OperatorOct 2024
9540Enveron CorporationPortage, MI 49024Oil & Gas OperatorDec 2017
9541Envirogas IncHamburg, NY 14075Oil & Gas OperatorDec 1992
9542Environmental BR Ser IncWooster, OH 44691Oil & Gas OperatorDec 1987
9543Environmental Exp CoNorth Canton, OH 44720Oil & Gas OperatorDec 1998
9544Environmental Oil CoThornville, OH 43076Oil & Gas OperatorDec 2024
9545Environmental Soil Recovery LTDOil OperatorJul 2025
9546Envirosearch CorporationOil OperatorDec 1992
9547Envirotek Fuel Systems IncDallas, TX 75243Oil & Gas OperatorMay 2013
9548Enwest Resources, Inc.Midland, TX 79705Oil & Gas OperatorAug 1994
9549EOG (Oklahoma) Inc.Oklahoma City, OK 73112Oil & Gas OperatorOct 2016
9550EOG A Resources, Inc.Artesia, NM 88210Oil & Gas OperatorDec 2018
9551EOG M Resources, Inc.Artesia, NM 88211Oil & Gas OperatorDec 2018
9552EOG Resources, Inc.Midland, TX 79702Oil & Gas OperatorOct 2025
9553EOG Y Resources IncArtesia, NM 88210Oil & Gas OperatorFeb 2019
9554Eok Operating LLCOklahoma City, OK 73104Oil & Gas OperatorJun 2025
9555Eor Operating CompanyHouston, TX 77079Oil & Gas OperatorOct 2025
9556Eor, LLCOil & Gas OperatorNov 2013
9557Eos Energy LLCColumbus, OH 43026Oil & Gas OperatorDec 2024
9558Eott Energy CorporationOklahoma City, OK 73118Oil & Gas OperatorDec 1995
9559Eott Energy Operating LPHouston, TX 77210-4666Oil & Gas OperatorOct 2009
9560EP Energy E&P Company, LLCHouston, TX 77210Oil & Gas OperatorOct 2025
9561EP Energy E&P Company, LPHouston, TX 77210Oil & Gas OperatorJan 2023
9562EP Energy Management LLCOil & Gas OperatorJun 2006
9563EP Operating Co, A LTD PtrshipOil & Gas OperatorOct 1992
9564EP Operating Co.Dallas, TX 75201Oil & Gas OperatorJan 1993
9565EP Operating Company LPMidland, TX 79705-5510Oil & Gas OperatorMar 1993
9566EP Operating Limited PartnershipDallas, TX 75201Oil & Gas OperatorFeb 1995
9567EP Operating LPDallas, TX 75201Oil & Gas OperatorMar 2015
9568EP&WOil OperatorDec 1997
9569Epic Energy LLCAztec, NM 87410Oil & Gas OperatorJul 2025
9570Epic Permian Operating, LLCArvada, CO 80006Oil & Gas OperatorJan 2025
9571Epl Oil & Gas, IncOil & Gas OperatorAug 2015
9572Epley Bobbie IncWilson, OK 73463-6319Oil OperatorJun 2007
9573Epoc, LLCAndover, KS 67002Oil OperatorJun 2025
9574Epoch Petroleum CorporationOil & Gas OperatorDec 1992
9575Epoch Resources Of Texas IncPort Aransas, TX 78373-1637Oil & Gas OperatorNov 2014
9576Epperson DwightOkemah, OK 74859Oil OperatorJan 2013
9577Epperson John RBartlesville, OK 74003Oil OperatorAug 1999
9578Eps Resources CorpEnglewood, CO 80111Oil & Gas OperatorDec 2009
9579Epstein Jr Oper CoOil & Gas OperatorMar 1991
9580Epstein, Edwin A Jr Oper Co IncLas Vegas, NV 89128Gas OperatorDec 2001
9581Eqt Aro LLCCanonsburg, PA 15317-5851Gas OperatorJul 2025
9582Eqt Chap, LLCPittsburgh, PA 15222Oil & Gas OperatorJul 2025
9583Eqt Production CompanyPittsburg, PA 15222Oil & Gas OperatorJul 2025
9584Eqt Production Texas, LLCPittsburgh, PA 15222Oil & Gas OperatorJun 2018
9585Equal Energy Us IncTulsa, OK 74103-4621Oil & Gas OperatorNov 2019
9586Equinor Energy LPAustin, TX 78730Oil & Gas OperatorOct 2021
9587Equinor USA Onshore Properties Inc.Houston, TX 77042Oil & Gas OperatorMar 2024
9588Equinox Oil CompOil OperatorDec 1996
9589Equinox Oil CompanyPlainville, KS 67663Oil & Gas OperatorDec 2019
9590Equipment Lott Inc TheHennessey, OK 73742-0655Oil & Gas OperatorMar 2008
9591Equipment, Inc.Oil & Gas OperatorMar 1983
9592Equitable Gas CompanyPittsburgh, PA 15212-5352Gas OperatorDec 2013
9593Equitable Petroleum Corp.Oil & Gas OperatorJan 1999
9594Equitable Prod Eastern States Exploration IncSnow Shoe, PA 16874-0178Gas OperatorDec 2001
9595Equitable Production CompanyCharleston, WV 25302Oil & Gas OperatorDec 2007
9596Equitable Resources EnergyHouston, TX 77056-2742Oil & Gas OperatorSep 1997
9597Equitable Resources Energy Co, Western RegionBillings, MT 59102Oil & Gas OperatorMay 1997
9598Equitable Resources Energy CompanyBig Stone Gap, VA 24219Oil & Gas OperatorDec 1997
9599Equitrans IncCannonsburg, PA 15317Oil & Gas OperatorDec 2018
9600Equitrans, L. P.Cannonsburg, PA 15317Oil & Gas OperatorJul 2021