Oil & Gas Companies in Oklahoma

Company NameCompany LocationCompany TypeMost Recent Production
2501Gunsight Energy IncFloydada, TX 79235-2521Oil OperatorJun 2009
2502Gunter JimSpringer, OK 73458Oil OperatorSep 2025
2503Gunvor USA LLCHouston, TX 77002Oil OperatorApr 2007
2504GW Investments, LLCMustang, OK 73064Oil OperatorOct 2025
2505GW Petroleum IncHouston, TX 77002Oil & Gas OperatorApr 1993
2506Gypsy Exploration LLCOklahoma City, OK 73123-1323Oil & Gas OperatorDec 2014
2507Gypsyglenn Oil Company LLCTulsa, OK 74119-4809Oil & Gas OperatorNov 2025
2508H & D Operating CompanyRefugio, TX 78377Oil & Gas OperatorMay 2015
2509H & H Drilling CompanyDavis, OK 73030-2703Oil & Gas OperatorMay 2014
2510H & H Energy IncTuttle, OK 73089Oil OperatorMay 2001
2511H & H ExplorationTulsa, OK 74132Oil & Gas OperatorJan 2006
2512H & H Oil ProductionsTulsa, OK 74145Oil OperatorJul 1999
2513H & H OperatingOlney, TX 76374Oil & Gas OperatorDec 2025
2514H & H ProductionWichita Falls, TX 76307Oil & Gas OperatorMar 2015
2515H & H Production CompanyMuenster, TX 76252Oil & Gas OperatorOct 2005
2516H & H Star Energy IncTraverse City, MI 49684Oil & Gas OperatorAug 2016
2517H & K Oil CompanyKilgore, TX 75662Oil & Gas OperatorNov 1998
2518H & L Operating Co., L.L.P.Amarillo, TX 79114Oil & Gas OperatorAug 2022
2519H & L Operating CompanyAmarillo, TX 79114Oil & Gas OperatorFeb 2020
2520H & M Resources LLCDallas, TX 75225Oil & Gas OperatorDec 2025
2521H & S Oil CompanyKellyville, OK 74039Oil & Gas OperatorMar 1998
2522H & T Brock Oil Company LLCComanche, OK 73529-7140Oil & Gas OperatorFeb 2024
2523H & W Drilling IncRacine, OH 45769Oil & Gas OperatorDec 2023
2524H A Oil & Gas CompanyLaverne, OK 73848-0100Gas OperatorMar 2002
2525H B Oil & Gas IncOklahoma City, OK 73159Oil & Gas OperatorJun 2000
2526H E C H CorporationAda, OK 74820-9528Oil OperatorSep 2019
2527H G & G IncEdmond, OK 73034Oil & Gas OperatorJan 2006
2528H L L IncScottsdale, AZ 85251Oil & Gas OperatorJan 2007
2529H R Collier Collier Oil & GasOil & Gas OperatorOct 2025
2530H-Petro-R IncEdmond, OK 73013Oil & Gas OperatorSep 2025
2531H.L.S. Energy Co., Inc.Uvalde, TX 78801Oil & Gas OperatorAug 2003
2532H2ok LLCMarble Falls, TX 78654Oil & Gas OperatorOct 2025
2533H2ox Operating LLCTulsa, OK 74103Oil OperatorOct 2025
2534Haas Petroleum LLCPrairie VIllage, KS 66208Oil OperatorSep 2025
2535Hadaway Consulting And Engineering LLCCanadian, TX 79014Oil & Gas OperatorNov 2025
2536Hadaway Engineering IncCanadian, TX 79014Oil & Gas OperatorJul 2015
2537Hadco LTDArdmore, OK 73401-6929Oil & Gas OperatorMar 2015
2538Haddox Johnny COkemah, OK 74859-0254Oil OperatorApr 2020
2539Hadson Petro USA IncOil & Gas OperatorNov 2016
2540Hadson Petroleum CorporationOklahoma City, OK 73102Oil & Gas OperatorMar 2015
2541Hagler William NFarmington, NM 87499-0035Oil OperatorApr 2014
2542Hail Petroleum CorporationGarland, TX 75047-5036Oil OperatorMar 1997
2543Hailey Energy CorporationWesson, MS 39191Gas OperatorMay 2013
2544Haines Oil CompanySulphur, OK 73086Oil & Gas OperatorOct 2009
2545Haken Oil LLCGlencoe, OK 74032-1500Oil OperatorOct 2025
2546Halcon Holdings IncAda, OK 74820Oil & Gas OperatorOct 2025
2547Halcyon Natural Gas LLCOklahoma City, OK 73116-9111Oil & Gas OperatorNov 2025
2548Hale John HTulsa, OK 74107Oil & Gas OperatorMar 2000
2549Halfway Oil IncTahlequah, OK 74464-5448Oil & Gas OperatorAug 2013
2550Halgas IncTulsa, OK 74101-3012Oil & Gas OperatorMay 2013
2551Hall And Kelley Oil & GasOil OperatorDec 1995
2552Hall Edward LAda, OK 74820-3321Oil & Gas OperatorNov 2025
2553Hall Energy Company LLCOklahoma City, OK 73120-5020Oil & Gas OperatorJul 2022
2554Hall Exploration, Inc.Fort Worth, TX 76102Oil & Gas OperatorNov 2025
2555Hall Resources CorporationIndependence, MO 64057-2158Oil & Gas OperatorJun 2016
2556Hallco Petroleum IncOklahoma City, OK 73106-5224Oil OperatorAug 2018
2557Halliburton Oil Producing Co.Duncan, OK 73534Oil & Gas OperatorApr 2016
2558Hallmark Resources, IncStilwell, OK 74960-0312Oil & Gas OperatorSep 2020
2559Hallum Construction IncSeminole, OK 74868-2427Oil & Gas OperatorSep 2014
2560Hallwood Petroleum, Inc.Midland, TX 79701Oil & Gas OperatorJun 2025
2561Ham Oil Company, LLCOil OperatorSep 2022
2562Hamil Oil & Gas LLCKingfisher, OK 73750-6500Oil & Gas OperatorNov 2025
2563Hamilton B JAda, OK 74820-9404Oil & Gas OperatorSep 1999
2564Hamilton Brothers Oil Co.Houston, TX 77057Oil & Gas OperatorMar 2015
2565Hamilton K M Oil & Gas CoAda, OK 74820Oil OperatorJan 2013
2566Hamlin JimDewey, OK 74029Oil & Gas OperatorAug 1999
2567Hammer Oil Properties IncEnid, OK 73706-0144Oil & Gas OperatorOct 2017
2568Hammer RanchElmore City, OK 73433Oil & Gas OperatorJan 2023
2569Hammond Production CompanyBristow, OK 74010Oil & Gas OperatorNov 1998
2570Hamon Jake LDallas, TX 75201-3902Oil & Gas OperatorNov 1997
2571Hamon Operating CompanyDallas, TX 75201Oil & Gas OperatorDec 2011
2572Hamp OilPonca City, OK 74604Oil & Gas OperatorSep 2002
2573Hampton Corporation (The)Norman, OK 73069-5910Oil OperatorJun 2016
2574Hancock LeonKingston, OK 73439-9618Oil OperatorDec 2014
2575Hanna Oil And Gas CompanyFort Smith, AR 72901Oil & Gas OperatorOct 2025
2576Hanoco IncTulsa, OK 74135Oil & Gas OperatorOct 2025
2577Hanover Operating CompanyTulsa, OK 74101Oil & Gas OperatorDec 1998
2578Hansen NoelAvant, OK 74001Oil OperatorAug 2013
2579Happy Hill Operating LLCGuthrie, OK 73044-7361Oil & Gas OperatorOct 2017
2580Har Ken Oil CompanyOil & Gas OperatorDec 2021
2581Harbert Energy CorpIrving, TX 75015-2510Oil & Gas OperatorFeb 1993
2582Harbor Resources LLCOklahoma City, OK 73120Oil & Gas OperatorDec 2025
2583Hard Rock Operating LLCOil & Gas OperatorMay 2022
2584Harden Operating Company IncTulsa, OK 74106-2722Oil & Gas OperatorSep 2006
2585Hardin ProductionsOkemah, OK 74859Oil & Gas OperatorDec 2006
2586Harding & Shelton IncOklahoma City, OK 73104-2410Oil & Gas OperatorOct 2025
2587Harding And Shelton Exploration LLCOklahoma City, OK 73101-1557Oil & Gas OperatorOct 2025
2588Harding Exploration, Inc.Wichita Falls, TX 76308Oil & Gas OperatorDec 2016
2589Hardwick Oil CompanySugar Land, TX 77478Oil & Gas OperatorNov 2014
2590Hargraves ElstonPonca City, OK 74604Oil & Gas OperatorJul 2003
2591Hargus CurtisMacomb, OK 74852-8508Oil OperatorMay 2017
2592Hargus Irrevocable TrustTecumseh, OK 74873-0590Oil OperatorApr 2014
2593Harken Exploration CompanyHouston, TX 77079Oil & Gas OperatorMar 2008
2594Harlow Corporation, TheAmarillo, TX 79101Oil & Gas OperatorApr 2014
2595Harold Enterprises IncKellyville, OK 74039-0441Oil & Gas OperatorJan 2018
2596Harold G Raper Family TrustMansfield, TX 76063-1667Oil OperatorMay 2023
2597Harold M Root FoundationOil OperatorOct 2025
2598Harp Peggy ASeminole, OK 74868-2284Oil & Gas OperatorMar 2024
2599Harper Joe Howard Dba J H Field ServiceNowata, OK 74048-9704Oil & Gas OperatorSep 2025
2600Harper, MichaelOil & Gas OperatorAug 2011

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