Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
1101Angle George AGas OperatorDec 1986
1102Angle Oil CompanOil OperatorJun 1994
1103Angle Oil CompanyHays, KS 67601Oil OperatorSep 2002
1104Anglo Production CompanyOil & Gas OperatorNov 1983
1105Anglo-Dutch Energy, LLCOil & Gas OperatorSep 2022
1106Angus Petroleum CorporationChicago, IL 60660Oil & Gas OperatorDec 2022
1107Anja ResourcesBridgeport, WV 26330Oil & Gas OperatorDec 2021
1108Anjet Petroleum Company IncGulfport, MS 39507-1301Oil & Gas OperatorAug 2017
1109Ankor E&P Holdings CorporationOil & Gas OperatorJan 2021
1110Anloc, LLCHouston, TX 77024Oil & Gas OperatorApr 2019
1111Ann BrindleOil OperatorApr 2025
1112Ann Marie TiersOil OperatorDec 1996
1113Annarock Petroleum LLCWinter Garden, FL 34787Oil & Gas OperatorDec 2024
1114Annco Pet. Co & Equipment, IncOil & Gas OperatorSep 1982
1115Annex Oil CorpOil & Gas OperatorJun 2000
1116Annona Productions, Inc.Gas OperatorMay 2019
1117Annulus Energy LLCGas OperatorDec 2021
1118Anr Limited Inc/CoastalHouston, TX 770460995Oil & Gas OperatorDec 1987
1119Anr Pipeline CompanyOil & Gas OperatorJan 2025
1120Anr Production CompanyHouston, TX 77046Oil & Gas OperatorAug 2017
1121Ansbro Petroleum Company, LLCDenver, CO 80202Oil & Gas OperatorFeb 2008
1122Anschutz CorporationDenver, CO 80202Oil & Gas OperatorSep 2016
1123Anschutz Drilling Co.Oil OperatorJul 1961
1124Anschutz Exploration CorporationDenver, CO 80202Oil & Gas OperatorJul 2025
1125Anschutz Oil Co.Oil & Gas OperatorJul 1984
1126Anschutz Oil Company LLCDenver, CO 80202Oil & Gas OperatorSep 2020
1127Anschutz Pinedale CorporationDenver, CO 80202Oil & Gas OperatorDec 2015
1128Anshutz OilOil OperatorDec 2009
1129Anson Charles Dba Anson OilSeminole, OK 74868Oil OperatorApr 2025
1130Anson CompanyOklahoma City, OK 73124Oil & Gas OperatorApr 2018
1131Anson Gas CorporationOklahoma City, OK 73116Oil & Gas OperatorMay 1997
1132Anson J WSeminole, OK 74818-1280Oil & Gas OperatorOct 2020
1133Anson Robert L & Teresa MSeminole, OK 74868Oil & Gas OperatorMay 2025
1134Anstine & Musgrove IncPonca City, OK 74602Oil & Gas OperatorMay 2025
1135Anstine Oil CompanyOil OperatorMar 2025
1136Anstine-MusgrovePonca City, OK 74602Oil & Gas OperatorFeb 2017
1137Anstine-Musgrove Oil CompanyPonca City, OK 74602-0391Oil & Gas OperatorJan 2013
1138Ansythe Exploration Co., Inc.Oil & Gas OperatorOct 1982
1139Ant Hills ProductionLusk, WY 82225Oil & Gas OperatorFeb 2025
1140Antara Resources IncHouston, TX 77002Oil & Gas OperatorApr 2004
1141Antares Energy CompanyHouston, TX 77010Oil & Gas OperatorJul 2025
1142Antares Oil CorpDenver, CO 80202Oil & Gas OperatorOct 2015
1143Antares Ventures, L.L.C.Oil OperatorOct 2016
1144Antelope Energy Company LLCDenver, CO 80202Oil & Gas OperatorDec 2024
1145Antelope Energy Partners, LLCHouston, TX 77027Oil & Gas OperatorJul 2025
1146Antelope Production Co.Midland, TX 79701Oil & Gas OperatorOct 1995
1147Antelope Resources IncBillings, MT 59101Oil & Gas OperatorMay 2017
1148Antero Energy LLCDenver, CO 80202Gas OperatorNov 2003
1149Antero Resources Bluestone LLCGas OperatorDec 2013
1150Antero Resources CorporationDenver, CO 80202Oil & Gas OperatorMar 2025
1151Antero Resources I, LPDenver, CO 80202Oil & Gas OperatorJun 2005
1152Antero Resources II, LPDenver, CO 80202Oil & Gas OperatorMay 2006
1153Antero Resources Piceance LLCOil & Gas OperatorDec 2012
1154Anterra Energy Services Inc.Oil & Gas OperatorApr 2025
1155Anterra Services Inc.Oil & Gas OperatorApr 2025
1156Anthony Oil & Gas Co.Shreveport, LA 71135Oil OperatorMay 1993
1157Anthony Oil CompanyOil & Gas OperatorOct 1987
1158Anthony, Bob G. Inc.Brookhaven, MS 39601Oil & Gas OperatorJul 2025
1159Antilley, JoeAbilene, TX 79602Oil & Gas OperatorJan 2024
1160Antioch Disposal Well IncDuncan, OK 73533Oil OperatorJan 1994
1161Antioch Operating LLCDallas, TX 75206Oil & Gas OperatorMay 2025
1162Antle Operating, Inc.Graham, TX 76450Oil & Gas OperatorJul 2025
1163Antle, E.Graham, TX 76450Oil & Gas OperatorOct 1994
1164Antler Energy LLCBaggs, WY 82321Oil & Gas OperatorMay 2025
1165Antlers Energy LLCTulsa, OK 74137Oil & Gas OperatorApr 2025
1166Antrim Development CorpOil & Gas OperatorOct 2018
1167Anvil Oil Co., Inc.Bartlesville, OK 74003-5030Oil & Gas OperatorDec 2008
1168Anzalone, James A.Leesburg, FL 34748Gas OperatorDec 2024
1169Aoco Operating Company, L.L.C.Houston, TX 77008Oil & Gas OperatorFeb 2005
1170Aoco Operating, L.P.Houston, TX 77008Oil & Gas OperatorMar 2008
1171Aocswd LLCMarietta, OH 45750Oil & Gas OperatorDec 2024
1172Aog Operating LLCOklahoma City, OK 73120Oil & Gas OperatorApr 2025
1173Aog, Inc.Norman, OK 73070Oil & Gas OperatorNov 2014
1174Aogp, LLCTurtle Lake, WI 54889Oil & Gas OperatorSep 2019
1175Aop Operating CorporationDallas, TX 75313Oil & Gas OperatorAug 2003
1176Ap Operating LLCClaflin, KS 67525Oil OperatorFeb 2025
1177Ap Operating, Inc.Plano, TX 75074Oil & Gas OperatorJul 2025
1178Ap Production LLCUtica, OH 43080Oil & Gas OperatorDec 2023
1179Apache CorporationHouston, TX 77042Oil & Gas OperatorJul 2025
1180Apache DrillingOil OperatorSep 1994
1181Apache Drilling CoKingman, KS 67068Oil OperatorFeb 2006
1182Apache Energy Resources CorpHouston, TX 77056Oil & Gas OperatorMar 2015
1183Apache Natural Gas Co., Inc.Oil OperatorNov 1992
1184Apache Oil CompanySan Antonio, TX 78227Oil & Gas OperatorJun 2023
1185Apache PHN North America, Inc.Oil & Gas OperatorMar 2005
1186Apache Production CompanyHolliday, TX 76366Oil & Gas OperatorJul 2025
1187Apache Shelf, Inc.Houston, TX 77056Oil & Gas OperatorJan 2014
1188Apb Oil CorporationHouston, TX 77052Oil & Gas OperatorApr 1996
1189Apc Operating PartnershipTulsa, OK 74136Oil & Gas OperatorOct 1996
1190Apc Operating Partnership LPTulsa, OK 74136-4224Oil & Gas OperatorJun 2015
1191Apco Oil CorporationOklahoma City, OK 73116Oil & Gas OperatorJun 1993
1192Apd CompanyOil & Gas OperatorApr 1987
1193Apex Crude Oil CoLogan, OH 43138Oil & Gas OperatorDec 1996
1194Apex DRLGBermuda Dunes, CA 92203Oil & Gas OperatorDec 2019
1195Apex Energy (Pa) LLCCanonsburg, PA 15317-6523Gas OperatorMay 2025
1196Apex Energy, Inc.Corpus Chrsti, TX 78413Oil & Gas OperatorJul 2025
1197Apex Energy, L.L.C.Tulsa, OK 74114Oil & Gas OperatorMar 2025
1198Apex Minerals IncOklahoma City, OK 73102Oil & Gas OperatorMar 1994
1199Apex Oil & Gas, Inc.Houston, TX 77067Oil & Gas OperatorOct 2009
1200Apex Oil Ventures IncOil & Gas OperatorMay 2025