Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
14001Intercontinental Tech Group Inc.Oil & Gas OperatorDec 2004
14002Intergrated Drill & Expl IncTulsa, OK 74136-1071Oil & Gas OperatorSep 1994
14003Intergrated Petroleum Corp.Abilene, TX 79602Oil & Gas OperatorNov 2025
14004Intergy Production LLCEdmond, OK 73083Oil & Gas OperatorJul 2025
14005Intergy, Inc.Lomita, CA 90717Oil OperatorJun 1997
14006Interior Oil CorGas OperatorJun 1990
14007Interior Oil CorporationDerby, KS 67037Oil & Gas OperatorJan 2023
14008Interline Resources CorpCasper, WY 82601Oil & Gas OperatorOct 2009
14009Intermountain Leasing, Inc.Billings, MT 59103Gas OperatorMar 2020
14010Intermountain Operating, Inc.Billings, MT 59103Oil & Gas OperatorJul 2001
14011Intermountain Petroleum CoOil OperatorDec 2011
14012Intermountain Refining Co, IncFarmington, NM 87499Gas OperatorAug 2006
14013International Basic Res., Inc.Abilene, TX 79604Oil & Gas OperatorMay 1996
14014International Energy Company LLCTulsa, OK 74136-3922Oil & Gas OperatorAug 2025
14015International Energy CorporationTulsa, OK 74136-3922Oil & Gas OperatorDec 2018
14016International Oil & Gas Corp.Oil & Gas OperatorDec 1986
14017International Oil&Gas ConsultantGraham, TX 76450Oil & Gas OperatorNov 2025
14018International Petroleum Service, LLCOil OperatorDec 2017
14019International Ventures IncPogasa Springs, CO 81147Oil OperatorJul 1996
14020International Western Oil CorpWeatherford, TX 76086Oil & Gas OperatorNov 2025
14021Internorth IncTulsa, OK 74136Oil & Gas OperatorApr 2014
14022Interstate Energy IncOil & Gas OperatorDec 2002
14023Interstate Explorations LLCHouston, TX 77010Oil & Gas OperatorNov 2025
14024Interstate Gas Co.Gas OperatorDec 1941
14025Interstate Gas MKT IncIndiana, PA 15701Oil & Gas OperatorDec 2018
14026Interstate Natural Gas Company, LLCPikeville, KY 41502Oil & Gas OperatorDec 2023
14027Interstate Operating LLCTulsa, OK 74101-0535Oil & Gas OperatorAug 2013
14028Interstate Producing Ser IncOil & Gas OperatorMay 1986
14029Interstate Producing Servs,IncOil & Gas OperatorMay 1987
14030Interstate Production Company, Inc.Buckhannon, WV 26201-0000Oil & Gas OperatorDec 2021
14031Intoil, Inc.Englewood, CO 80155Oil & Gas OperatorDec 2002
14032Intrepid Drilling, LLCOil & Gas OperatorJan 2025
14033Intrepid Energy CorporationIndependence, KS 67301Oil OperatorMar 2016
14034Intrepid Oil & Gas LLCDenver, CO 80202Oil & Gas OperatorApr 2021
14035Intrepid Operating LTD., CoHobbs, NM 88241Oil & Gas OperatorNov 2009
14036Intrepid Production CorporationDenver, CO 80202Oil & Gas OperatorAug 2025
14037Investco Oil And Gas IncOil & Gas OperatorJan 2025
14038Investment Equipment LLCFT Morgan, CO 80701Oil & Gas OperatorAug 2025
14039Investment Land Services IncOil OperatorOct 2001
14040Investment Operating CoStillwater, OK 74075-8572Oil OperatorAug 2025
14041Investment Trends Corp.Gas OperatorMar 1988
14042Investors DrilliGas OperatorJan 1993
14043Investors Oil, Inc.Oil OperatorMar 1985
14044Investors Resources CorpEdmond, OK 73034Oil & Gas OperatorAug 2025
14045Invitation Energy, IncorporatedOil & Gas OperatorDec 2021
14046Invito Operating, LLCMcKinney, TX 75070Oil & Gas OperatorAug 2025
14047Invoil, Inc.Oklahoma City, OK 73112Oil & Gas OperatorNov 2025
14048Iochem CorporationOklahoma City, OK 73118-7483Oil & Gas OperatorAug 2025
14049Ioe Acres V LLCPerry, NY 14530Gas OperatorDec 2024
14050Iola Wildcat LLCKansas City, MO 64190Oil OperatorOct 2019
14051Iowa Production Company, Inc.Oil & Gas OperatorJan 1992
14052Ip Petroleum Company, Inc.Houston, TX 77210Oil & Gas OperatorMar 2008
14053IpactAustin, TX 78734Oil & Gas OperatorNov 2025
14054Ipas Oil Company LLCPratt, KS 67124Oil OperatorDec 2019
14055Ipr Energy Partners, L.P.Bowie, TX 76230Oil & Gas OperatorAug 2014
14056Ipr Energy Partners, LLCBowie, TX 76230Oil & Gas OperatorNov 2025
14057Ipr USA Corp.Irving, TX 75039Oil & Gas OperatorJun 2009
14058Ipt Oil CompanyEvansville, IN 47706Oil & Gas OperatorNov 2025
14059Ira Oil & Gas LLCAddison, TX 75001Oil & Gas OperatorJul 2008
14060Ira TestersIra, TX 79527Oil & Gas OperatorMar 2024
14061Ira Testers, LLCIra, TX 79527Oil OperatorNov 2025
14062Irani EngineeringGas OperatorDec 1995
14063Irene L. Heary Irrevocable TrustSpringville, NY 14141Gas OperatorDec 2024
14064Irex CorporationEnglewood, CO 80111Oil & Gas OperatorMay 2000
14065Irion Corporation, TheSan Angelo, TX 76906Oil & Gas OperatorJun 2021
14066Irish City Oil & Gas, Inc.Wimberley, TX 78676Oil & Gas OperatorNov 2025
14067Irish Oil & Gas Co.Houston, TX 77242Oil & Gas OperatorAug 2003
14068Iron Bell Operating, LLCLubbock, TX 79423Oil & Gas OperatorNov 2025
14069Iron Creek Properties IncCasper, WY 82604Oil & Gas OperatorSep 2025
14070Iron Hawk Energy Group Joint VentureTulsa, OK 74103Oil & Gas OperatorJul 2025
14071Iron Horse Oil & Gas, Inc.Albany, TX 76430Oil & Gas OperatorNov 2025
14072Iron Oil Operating, LLCOil & Gas OperatorMar 2025
14073Iron Orchard Operating LLCHouston, TX 77024Oil & Gas OperatorNov 2025
14074Iron Pennsylvania Land LLCWaynesburg, PA 15370Gas OperatorDec 2024
14075Iron Post Oil & Gas Co IncBristow, OK 74010-4120Oil & Gas OperatorAug 2025
14076Iron Ridge Operating, LLCAustin, TX 78738Oil & Gas OperatorNov 2025
14077Iron Sights Operating, Inc.Stillwater, OK 74076Oil & Gas OperatorJul 2022
14078Iron Springs Operating Co. IncOil & Gas OperatorJan 2025
14079Iron Star Energy LLCHouston, TX 77037-1142Oil & Gas OperatorJul 2025
14080Ironhorse Operations, LLCKilgore, TX 75663Oil OperatorNov 2025
14081Ironroc EnergyThe Woodlands, TX 77381Oil & Gas OperatorNov 2025
14082Ironwood Exploration IncOil & Gas OperatorMar 1995
14083Ironwood Oil & Gas LLCHouston, TX 77067Oil & Gas OperatorJun 2014
14084Iroquois Central School DistrictElma, NY 14059Gas OperatorDec 2024
14085Irvin Drilling CorpZanesville, OH 43701Oil & Gas OperatorDec 1990
14086Irvin Operations, Inc.Oil OperatorAug 1996
14087Irvin PetroleumStinnett, TX 79083Oil & Gas OperatorSep 1996
14088Irvin Petroleum Inc.Stinnett, TX 79083Oil & Gas OperatorApr 2016
14089Irwin H. ParnesOil OperatorJun 1982
14090Irwin-CrumNocona, TX 76255Oil OperatorNov 2025
14091Is Energy, LLCSeminole, TX 79360Oil OperatorNov 2025
14092Isaacs Billy J/Juanda R Living TrustKonawa, OK 74849-6021Oil OperatorJul 2025
14093Isaacs Fairy JKonawa, OK 74849-0134Oil OperatorSep 2020
14094Isaacs Scott J JrButler, PA 16002-0059Gas OperatorAug 2025
14095Isaacson Energy Resources, LLCAustin, TX 78741Oil & Gas OperatorNov 2025
14096Isaia, DeborahEast Aurora, NY 14052Gas OperatorDec 2024
14097Isbell, Bob G. OperatingCisco, TX 76437Oil & Gas OperatorMar 2015
14098Isbrandtsen Oil And Gas CoOil OperatorMar 2002
14099Iseman William RFord City, PA 16226-1488Gas OperatorDec 2024
14100Isern, James R.Wichita, KS 67277Oil OperatorApr 1996