Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
17601Malpais IncPrague, OK 74864Gas OperatorJan 2026
17602Malson Oil CompanyCrawford, OK 73638Oil & Gas OperatorDec 2016
17603Malvern Group IncClearwater, FL 33758-6817Oil & Gas OperatorMar 2005
17604Maly & Maly OilBeggs, OK 74421-2844Oil & Gas OperatorJan 2026
17605Mamerow Energy CorpGanado, TX 77962Oil & Gas OperatorApr 2026
17606Mammoth Exploration LLCMidland, TX 79701Oil & Gas OperatorJul 2023
17607Mammoth Operating LLCSpicewood, TX 78669Oil OperatorApr 2026
17608Mammoth Service Group, LLCOil & Gas OperatorDec 2025
17609Manana Gas IncAlbuquerque, NM 87122Oil & Gas OperatorFeb 2026
17610Mancal Resources CorporationOil & Gas OperatorAug 2019
17611Mance, Patricia M.Eden, NY 14057Gas OperatorDec 2024
17612Manchester Oil CoOil OperatorJan 2000
17613Mancuso, Richard L.Le Roy, NY 14482Gas OperatorDec 2024
17614Mandalay Oil & Gas, L.L.C.Oil & Gas OperatorMay 2008
17615Mandalay Trading Services Inc.Oil OperatorJul 1999
17616Mandarin Oil & Gas CompanyAustin, TX 78714Oil & Gas OperatorApr 2026
17617Mandina & Murphy Oil CompanyOil OperatorNov 1990
17618Mandujano, Alfonso & OlgaVon Ormy, TX 78073Oil & Gas OperatorDec 2014
17619Mandujano, Alfonso, Jr.Von Ormy, TX 78073Oil OperatorApr 2026
17620Manewal Bradley Oil CompanyNewcastle, WY 82701Oil & Gas OperatorAug 2013
17621Maney McNeal Oil & GasOil & Gas OperatorDec 1999
17622Manhattan Petroleum, Inc.Midland, TX 79702Oil & Gas OperatorApr 2026
17623Manis Oil & Gas IncBlanchard, OK 73010Oil & Gas OperatorDec 2025
17624Manitou Explor Co IncGranville, OH 43023Oil & Gas OperatorDec 1997
17625Manley Energy Resources LLCOil OperatorJan 2018
17626Manley, John D. III, Oper., IncCorpus Christ, TX 78404Oil & Gas OperatorFeb 2016
17627Mann Energy, Inc.Charleston, WV 25332-3242Oil & Gas OperatorNov 2018
17628Mann Oil Company, LLCOil OperatorJun 2023
17629Mann Production Co., Inc.Oil OperatorNov 1995
17630Manna CorporationOklahoma City, OK 73162Oil & Gas OperatorDec 2014
17631Manna Minerals, Inc.Oil & Gas OperatorApr 1989
17632Manning, GregoryEllinwood, KS 67526Oil OperatorDec 2025
17633Manning, JackOdessa, TX 79760Oil & Gas OperatorDec 2003
17634Mannon L. Walters, Inc.Oil & Gas OperatorJun 2024
17635Manns' Atp, Inc.Potwin, KS 67123Oil OperatorOct 2025
17636Manolo Energy, Inc.Oil OperatorSep 1996
17637Manorado Oil CompanyOil OperatorFeb 1999
17638Manta Petroleum, Inc.Englewood, CO 80155Oil & Gas OperatorJun 2020
17639Mantex IncTulsa, OK 74114-6234Oil & Gas OperatorMar 2015
17640Manti Exploration Operating LLCCorpus Chrsti, TX 78403Oil & Gas OperatorFeb 2015
17641Manti Operating CompanyCovington, LA 70435Oil & Gas OperatorApr 2026
17642Manti Tarka Permian Op, LLCHouston, TX 77056Oil & Gas OperatorApr 2026
17643Mantle Oil & Gas, LLCFriendswood, TX 77546Oil & Gas OperatorApr 2026
17644Manuel CorporationWichita, KS 67206Oil & Gas OperatorFeb 2026
17645Manufacturers Light & Heat CoPittsburgh, PA 15219Gas OperatorDec 1986
17646Manursing Island Prod. Corp.Oil & Gas OperatorSep 2002
17647Manx IncPleasantville, PA 16341-1229Oil OperatorDec 2020
17648Manx Oil CorporationCasper, WY 82601Oil & Gas OperatorJun 2010
17649Manzanita CorporationMidland, TX 79710Oil & Gas OperatorNov 2008
17650Manzanita Operating, LLCMidland, TX 79702Oil & Gas OperatorApr 2026
17651Manzano Oil CorporationRoswell, NM 88202Oil & Gas OperatorFeb 2005
17652Manzano, LLCRoswell, NM 88202Oil & Gas OperatorApr 2026
17653Manziel InterestsTyler, TX 75711Oil & Gas OperatorJun 2004
17654Manziel Management CorporationTyler, TX 75711Oil OperatorFeb 2014
17655Map Associates, L.P.Oil & Gas OperatorMar 1995
17656Map Drilling CompanyOil & Gas OperatorApr 2012
17657Map Oil Co.Oil OperatorJan 1978
17658Map Production Co., Inc.Kilgore, TX 75663Oil & Gas OperatorApr 2026
17659Mapco IncBillings, MT 59102Oil & Gas OperatorDec 1983
17660Mapco Oil & Gas CompanyTulsa, OK 74101-2115Oil & Gas OperatorJan 1985
17661Mapco Oil CompanyOil & Gas OperatorJan 1985
17662Mapco Production CoBillings, MT 59102Oil & Gas OperatorApr 1994
17663Maple Energy Holdings, LLCHouston, TX 77007Oil & Gas OperatorSep 2023
17664Maple Grove Enterprises IncRimersburg, PA 16248-6415Oil & Gas OperatorDec 2025
17665Maple Gulf Coast Props. Corp.Oil & Gas OperatorJun 1989
17666Maple Lane Farms Dairy And Grain LLCMarietta, NY 13110Gas OperatorDec 2024
17667Maple Leaf EnergOil & Gas OperatorSep 1989
17668Maple Properties CorpDallas, TX 75204Oil & Gas OperatorJan 1999
17669Mar Oil & Gas Corp.Santa Fe, NM 87502Oil & Gas OperatorFeb 2026
17670Mar Oil CompanyUpper Sandusky, OH 43351Oil & Gas OperatorDec 2023
17671Mar-Bar Enterprises IncCushing, OK 74023-3031Oil OperatorJan 2026
17672Mar-Bec Energy Company, L.L.C.Shreveport, LA 71105Oil & Gas OperatorMay 2001
17673Mar-Lou Oil Co., LLCWilson, KS 67490Oil OperatorDec 2025
17674Mar-Low CorporationOil & Gas OperatorMar 1992
17675Mar-Win Development Co.Oil & Gas OperatorNov 1988
17676Mar/Reg InvestmentsIrving, TX 75016Oil & Gas OperatorJul 1999
17677Mar/Reg Oil CompanyReno, NV 89511Oil & Gas OperatorFeb 2026
17678Maralex Resources IncIgnacio, CO 81137Oil & Gas OperatorFeb 2026
17679Maralo, Inc.Midland, TX 79702Oil & Gas OperatorDec 1998
17680Maralo, LLCMidland, TX 79702Oil & Gas OperatorMar 2008
17681Maram Energy IncMT Vernon, OH 43050Oil & Gas OperatorDec 2024
17682Maran Oil CompanySan Antonio, TX 78216Oil & Gas OperatorDec 2020
17683Maran Oil Company, LLCSan Antonio, TX 78216Oil & Gas OperatorMar 2022
17684Maranatha Energy CorporationAthens, WV 24712Oil & Gas OperatorDec 2021
17685Maranatha Exploration IncKillbuck, OH 44637Oil & Gas OperatorDec 1992
17686Maranatha Exploration, LPWichita Falls, TX 76307Oil OperatorFeb 2012
17687Maranatha Oil CompanyGonzales, TX 78629Oil & Gas OperatorApr 2026
17688Maranatha Petroleum Inc.Oil & Gas OperatorDec 2025
17689Marata Oil & Gas CompanyDallas, TX 75225Oil & Gas OperatorAug 2003
17690Marathon CorporationOil OperatorDec 1994
17691Marathon Oil Co.-Rocky Mountain RegionCody, WY 82414Oil OperatorDec 1999
17692Marathon Oil ComOil & Gas OperatorDec 1996
17693Marathon Oil CompanyHouston, TX 77252Oil & Gas OperatorFeb 2026
17694Marathon Oil Company LLCHouston, TX 77079Oil & Gas OperatorFeb 2026
17695Marathon Oil Company OperatorOil & Gas OperatorDec 1993
17696Marathon Oil Company/FinaOil & Gas OperatorJan 2005
17697Marathon Oil Ef LLCHouston, TX 77252Oil & Gas OperatorApr 2026
17698Marathon Oil Permian LLCMidland, TX 79701Oil & Gas OperatorFeb 2026
17699Marben CorporationOil OperatorJul 1995
17700Marbet LLCEdmond, OK 73013-6691Oil & Gas OperatorJan 2026