Oil & Gas Companies in McClain County, OK

Company NameCompany LocationCompany TypeMost Recent Production
1O G & EOklahoma City, OK 73124Oil & Gas OperatorFeb 2014
2O'Neal Oil & Gas CoFort Worth, TX 76107-1479Oil & Gas OperatorFeb 2025
3Obele Operating Company LLCSedona, AZ 86336-5745Oil & Gas OperatorJan 2025
4Ofs-Tulsa CorporationFort Worth, TX 76102Oil & Gas OperatorFeb 1997
5Oil Producers, Inc. Of KansasWichita, KS 67206Oil & Gas OperatorApr 2025
6Oil Recovery Systems IncTulsa, OK 74145-4619Oil & Gas OperatorJan 2025
7Oilfield Operating CompanyCushing, OK 74023-1347Oil & Gas OperatorJan 2018
8Oklahoma & Northwestern Co.Oklahoma City, OK 73102Oil & Gas OperatorJan 1997
9Oklahoma Equipment & SalvageOklahoma City, OK 73120-5903Oil & Gas OperatorMar 2015
10Oklahoma Oil & Gas MGMT IncEdmond, OK 73083-6786Oil & Gas OperatorJan 2025
11Oklahoma Petroleum Allies LLCArdmore, OK 73401Oil OperatorOct 2023
12Oklahoma Prime Energy LLCArdmore, OK 73401Oil OperatorMay 2020
13Okland Oil CompanyOklahoma City, OK 73102-9022Oil & Gas OperatorFeb 2025
14Oneok Field Services CompanyTulsa, OK 74103Oil & Gas OperatorJul 2022
15Oneok Gas Processing LLCTulsa, OK 74103Oil & Gas OperatorMay 2018
16Oneok Resources CompanyTulsa, OK 74102Oil & Gas OperatorFeb 2017
17Onyx Energy CorporationOklahoma City, OK 73157Oil & Gas OperatorMay 1994
18Onyx Properties CorpOklahoma City, OK 73114Oil & Gas OperatorMay 2006
19Orca Operating Company LLCHouston, TX 77056Oil & Gas OperatorFeb 2025
20Oryx Crude Trading & Transporation LPDallas, TX 75221Oil & Gas OperatorJun 1999
21Osborn Heirs CoSan Antonio, TX 78217Oil & Gas OperatorFeb 2025
22Ovintiv Mid-Continent Inc.The Woodlands, TX 77380-2764Oil & Gas OperatorFeb 2025
23Ovintiv USA Inc.Denver, CO 80202Oil & Gas OperatorApr 2025
24Oxley PetroleumTulsa, OK 74119-3609Oil & Gas OperatorJan 2020
25Oxley Petroleum CoOklahoma City, OK 73118-1044Oil & Gas OperatorSep 2017
26Oxy USA IncHouston, TX 77046Oil & Gas OperatorApr 2025