Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
18501Magruder, Edwin H., Jr.Midland, TX 79701Oil & Gas OperatorOct 2019
18502Maguire James Q IncNorman, OK 73070-1748Oil & Gas OperatorJun 2011
18503Maguire Oil CompanyDallas, TX 75270Oil & Gas OperatorMar 2015
18504Maha Energy Us IncOil OperatorNov 2023
18505Mahan, Janet LOil & Gas OperatorNov 2025
18506Mahfouz Energy CompanyHouston, TX 77255Oil & Gas OperatorNov 2020
18507Mahl, Matthew J.Springville, NY 14141Gas OperatorDec 2024
18508Mahler & ScottRuidoso, NM 88355Oil & Gas OperatorAug 2003
18509Mahler, Kelly OperatingGraham, TX 76450Oil & Gas OperatorMar 2017
18510Mahoney DrillingGas OperatorJan 1982
18511Mahue Construction CompanyHuntington, WV 25724-2345Oil & Gas OperatorDec 2021
18512Mai Oil Operations, Inc.Dallas, TX 75225Oil & Gas OperatorSep 2025
18513Mai OperationsOil OperatorDec 1996
18514Maier Resources IncOklahoma City, OK 73157-2996Oil & Gas OperatorMar 2015
18515Maier, H PaulOil OperatorDec 2023
18516Main Energy, Inc.Houston, TX 77079Oil & Gas OperatorMay 2009
18517Main Street Royalty, Inc.Lockhart, TX 78644Oil & Gas OperatorAug 1999
18518Maines, Wendy R.Irving, NY 14081Gas OperatorDec 2024
18519Mainspring LLCUhrichsville, OH 44683Oil & Gas OperatorDec 2024
18520Maintainer Energy Res Corp IncMorris, OK 74445-2663Oil OperatorOct 2025
18521Majestic Energy Company LLCKeifer, OK 74041Oil OperatorNov 2025
18522Majestic Energy CorporationShreveport, LA 71164Oil & Gas OperatorMay 2013
18523Majestic Management CorpOil OperatorDec 2013
18524Majestic Oil & Gas Holding Co.Midland, TX 79705Oil OperatorFeb 2026
18525Majestic Oil & Gas, Inc.Pampa, TX 79066Oil & Gas OperatorMay 2007
18526Majestic Petroleum CorporationDallas, TX 75230Oil & Gas OperatorOct 1996
18527Majestic Petroleum Operations IncStory, WY 82842Gas OperatorMar 2007
18528Majestic Resources, Inc.Dripping SPGS, TX 78620Oil & Gas OperatorNov 2007
18529Major Oil Co LLCDrumright, OK 74030Oil & Gas OperatorMay 2025
18530Major Oil CompanOil OperatorMar 1988
18531Majors Eugene EHoldenville, OK 74848-9603Oil & Gas OperatorNov 2025
18532Majors Gary EHoldenville, OK 74848-9603Oil & Gas OperatorAug 2025
18533Majors Jimmy ROsceola, NE 68651-0726Oil & Gas OperatorSep 2000
18534Majors John Dba Majors Production CoWeleetka, OK 74880Oil & Gas OperatorNov 2025
18535Majors MichaelHoldenville, OK 74848-0531Oil & Gas OperatorSep 1994
18536Majors, Linda KOil OperatorAug 2025
18537Mak Oil & Gas CoOil OperatorMar 2009
18538Mak-J Energy Partners(TX),LTD.Denver, CO 80206Oil & Gas OperatorSep 2013
18539Mak-J Energy Wyoming LLCDenver, CO 80620Oil & Gas OperatorNov 2012
18540Makar Production CompanyGraham, TX 76450Oil & Gas OperatorFeb 2026
18541Makk Oil Production Inc.Monahans, TX 79756Oil & Gas OperatorFeb 2026
18542Mako Exploration Management, LLCShreveport, LA 71105Oil & Gas OperatorFeb 2026
18543Mako Operating Company, LLCAndover, KS 67002Gas OperatorMay 2002
18544Makoil, Inc.Lake Forest, CA 92630Oil & Gas OperatorJul 2007
18545Maledon EnterprisesAustin, TX 78738Oil & Gas OperatorFeb 1996
18546Malka Production CompanyOklahoma City, OK 73101-0248Oil & Gas OperatorJan 2000
18547Mallard Drilling Corp.Oil & Gas OperatorJan 1993
18548Mallard DRLG & Central Oil CoGas OperatorMar 1978
18549Mallard Exploration, Inc.Oil & Gas OperatorSep 1975
18550Mallard Oil & GasCody, WY 82414-9640Oil & Gas OperatorOct 2019
18551Mallard Operating LLCOil & Gas OperatorNov 2024
18552Mallard Petroleum, Inc.Oil & Gas OperatorApr 1986
18553Mallett Luke-Dba Mallett EnergyNew Concord, OH 43762Oil & Gas OperatorDec 2016
18554Mallon Oil CompanyDenver, CO 80202Oil & Gas OperatorJun 2005
18555Mallonee-MahoneyOil & Gas OperatorDec 1994
18556Mallorn Energy LLCEdmond, OK 73034Oil & Gas OperatorNov 2025
18557Mallory, Meredith, Jr.San Antonio, TX 78209Oil & Gas OperatorJul 2002
18558MalmacGas OperatorMar 1991
18559Malmac Energy Corp.Oil & Gas OperatorJul 1987
18560Malone Donald JOil OperatorNov 1993
18561Malone Oil & Gas Exploration, Inc.Oil OperatorDec 2018
18562Malone Oil Co.Oil & Gas OperatorJul 2006
18563Malone Oil CompaOil OperatorDec 1994
18564Malone Oil ProductionLa Vernia, TX 78121Oil & Gas OperatorFeb 2026
18565Malone-Killen Oil Expl. Co.Oil OperatorApr 1992
18566Maloney Helen V Dba Penn-Ok CorporationHockessin, DE 19707-9640Oil & Gas OperatorSep 2025
18567Malpais IncPrague, OK 74864Gas OperatorNov 2025
18568Malson Oil CompanyCrawford, OK 73638Oil & Gas OperatorDec 2016
18569Malvern Group IncClearwater, FL 33758-6817Oil & Gas OperatorMar 2005
18570Maly & Maly OilBeggs, OK 74421-2844Oil & Gas OperatorNov 2025
18571Mamerow Energy CorpGanado, TX 77962Oil & Gas OperatorFeb 2026
18572Mammoth Exploration LLCMidland, TX 79701Oil & Gas OperatorJul 2023
18573Mammoth Operating LLCSpicewood, TX 78669Oil OperatorFeb 2026
18574Mammoth Resource, LLCOil & Gas OperatorDec 2008
18575Mammoth Service Group, LLCOil & Gas OperatorNov 2025
18576Manana Gas IncAlbuquerque, NM 87122Oil & Gas OperatorDec 2025
18577Mancal Resources CorporationOil & Gas OperatorAug 2019
18578Mance, Patricia M.Eden, NY 14057Gas OperatorDec 2024
18579Manchester Oil CoOil OperatorJan 2000
18580Mancuso, Richard L.Le Roy, NY 14482Gas OperatorDec 2024
18581Mandalay Oil & Gas, L.L.C.Oil & Gas OperatorMay 2008
18582Mandalay Trading Services Inc.Oil OperatorJul 1999
18583Mandarin Oil & Gas CompanyAustin, TX 78714Oil & Gas OperatorFeb 2026
18584Mandina & Murphy Oil CompanyOil OperatorNov 1990
18585Mandujano, Alfonso & OlgaVon Ormy, TX 78073Oil & Gas OperatorDec 2014
18586Mandujano, Alfonso, Jr.Von Ormy, TX 78073Oil OperatorFeb 2026
18587Manewal Bradley Oil CompanyNewcastle, WY 82701Oil & Gas OperatorAug 2013
18588Maney McNeal Oil & GasOil & Gas OperatorDec 1999
18589Manhattan Petroleum, Inc.Midland, TX 79702Oil & Gas OperatorFeb 2026
18590Manis Oil & Gas IncBlanchard, OK 73010Oil & Gas OperatorSep 2025
18591Manitou Explor Co IncGranville, OH 43023Oil & Gas OperatorDec 1997
18592Manley Energy Resources LLCOil OperatorJan 2018
18593Manley, John D. III, Oper., IncCorpus Chrsti, TX 78404Oil & Gas OperatorFeb 2016
18594Mann Energy, Inc.Charleston, WV 25332-3242Oil & Gas OperatorNov 2018
18595Mann Oil Company, LLCOil OperatorJun 2023
18596Mann Production Co., Inc.Oil OperatorNov 1995
18597Manna CorporationOklahoma City, OK 73162Oil & Gas OperatorDec 2014
18598Manna Minerals, Inc.Oil & Gas OperatorApr 1989
18599Manning, GregoryEllinwood, KS 67526Oil OperatorSep 2025
18600Manning, JackOdessa, TX 79760Oil & Gas OperatorDec 2003