Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
1501Clark, G. A., TrusteeSan Antonio, TX 78210Oil & Gas OperatorNov 2017
1502Clark, John M.Midland, TX 79701Oil & Gas OperatorDec 1993
1503Clark, John M., Inc.Midland, TX 79704Oil & Gas OperatorApr 2026
1504Clark, N.G. Dba Glenn, IncOil & Gas OperatorDec 2021
1505Clark, Noel D. Et AlOil & Gas OperatorMar 1994
1506Clark, Richard E., Inc.Longview, TX 75604Oil & Gas OperatorMay 2001
1507Clark, Robert A.Wichita, KS 67202Gas OperatorJul 1990
1508Clarkco Services, Inc.Oil & Gas OperatorDec 2025
1509Clarke CorporatiMedicine Lodge, KS 67104Oil & Gas OperatorDec 2025
1510Clarkston Oil CoOil OperatorDec 2025
1511Clarkston Oil CorpOil OperatorDec 2025
1512Claron CorporationHouston, TX 77219Oil & Gas OperatorApr 2026
1513Class OilHays, KS 67601Oil OperatorJun 1991
1514Class Petroleum CorporationBarnsdall, OK 74002Oil OperatorAug 2013
1515Classic Energy IncorporatedTyler, TX 75701Oil & Gas OperatorJul 2005
1516Classic Oil & Gas Resources IncGas OperatorDec 2008
1517Classic Oil & Gas, Inc.Tyler, TX 75701Oil & Gas OperatorJan 2004
1518Classic Operating Co. LLCHouston, TX 77002Oil & Gas OperatorMar 2015
1519Classic Petroleum Partners, Inc.Whitehouse, TX 75791Oil & Gas OperatorApr 2026
1520Classic Well Service, Inc.Claflin, KS 67525Oil OperatorDec 2019
1521Claude Debeaux, Jr. Et AlOil OperatorDec 1999
1522Claude S. HindsOil OperatorAug 1985
1523Claude-Maggie Co.Midland, TX 79702Oil & Gas OperatorApr 2026
1524Clausen, A. G.Cross Plains, TX 76443Oil & Gas OperatorApr 2026
1525Clausing, GarryCoffeyville, KS 67337Oil OperatorApr 2024
1526Claussen Roy A &Oil OperatorJun 1986
1527Clavo Oil, LLCGraham, TX 76450Oil & Gas OperatorApr 2026
1528Clawson, Merle EugeneMcCune, KS 66753Oil OperatorNov 2016
1529Clay A MueggeOil & Gas OperatorFeb 2026
1530Clay Exploration, Inc.Spring, TX 77387Oil & Gas OperatorJun 2019
1531Clay Investments LLCStillwater, OK 74075-3600Oil & Gas OperatorJan 2021
1532Clay Oil & Gas CoZanesville, OH 43701Oil OperatorDec 1991
1533Clay PetroleumProsper, TX 75078Oil & Gas OperatorFeb 2023
1534Clay, Charles E.Jacksboro, TX 76458Oil & Gas OperatorSep 2010
1535Clay, Jerry H.Tyler, TX 75702Oil & Gas OperatorMar 2006
1536Claybanks Oil Co LLCOil OperatorJun 2019
1537Claybrook Drilling Co IncOil & Gas OperatorSep 2014
1538Claybrook Production Co. Inc.Wewoka, OK 74884-1380Oil & Gas OperatorJun 2014
1539Clayton Corp Petro & Natural Gas ProdLakewood, CO 80228-1836Oil & Gas OperatorOct 2020
1540Clayton Corp Petro & NTRL Gas ProdnLakewood, CO 80228Oil & Gas OperatorDec 2009
1541Clayton CorporationGolden, CO 80401Oil & Gas OperatorDec 2019
1542Clayton InvestmentFarmington, NM 87401Oil & Gas OperatorJun 1995
1543Clayton Petroleum CorporationMidland, TX 79702Oil & Gas OperatorMay 2004
1544Clayton W. Williams, Jr.Oil & Gas OperatorSep 1986
1545Clayton W. Williams, Jr., Inc.Oil & Gas OperatorMay 1993
1546Clayton Williams Energy, Inc.Houston, TX 77070Oil & Gas OperatorApr 2017
1547CLC Operations IncMidland, TX 79701Oil & Gas OperatorMar 1997
1548Clean Energy Exploration & Production LLCNorristown, PA 19403Gas OperatorFeb 2026
1549Clean Energy Systems Placerita Inc.Oil & Gas OperatorDec 2025
1550Clean Gas, IncHindman, KY 41822Oil & Gas OperatorDec 2023
1551Clean Oil LLCAda, OK 74820Oil & Gas OperatorDec 2025
1552Cleantex Oilfield Services, LLCTyler, TX 75702Oil OperatorApr 2026
1553Clear Brooke Ranches, LLCFort Worth, TX 76179Oil & Gas OperatorApr 2026
1554Clear Creek Energy LLCOil & Gas OperatorDec 2021
1555Clear Creek Exploration LLCFredonia, KS 66736Gas OperatorApr 2011
1556Clear Creek Oil CoNova, OH 44859Oil & Gas OperatorDec 2018
1557Clear Creek Royalty LLCTulsa, OK 74137Oil & Gas OperatorJul 2023
1558Clear Fork Gas CompanyAlbany, TX 76430Oil & Gas OperatorApr 2026
1559Clear Fork, IncorporatedAbilene, TX 79604Oil & Gas OperatorApr 2026
1560Clear Lake Oil Co.Oil OperatorJan 2025
1561Clear Water Inc.Midland, TX 79710Oil & Gas OperatorApr 2026
1562Clearfield Energy Resources & Management Inc.Oil & Gas OperatorDec 1998
1563Clearfork Operating LLCFort Worth, TX 76102Oil & Gas OperatorAug 2011
1564Clearfork Petroleum Inc. (A)Lubbock, TX 79408Oil & Gas OperatorApr 2026
1565Clearfork Production, LLCFort Worth, TX 76102Oil & Gas OperatorNov 2018
1566Clearly Petroleum, LLCHouston, TX 77086Oil & Gas OperatorJun 2020
1567Cleary Exploration LLCOklahoma City, OK 73112-7221Oil & Gas OperatorOct 2014
1568Cleary Jo AnneSaint Louis, OK 74866Oil OperatorFeb 2026
1569Cleary Petroleum CorporationEdmond, OK 73083Oil & Gas OperatorJul 2019
1570Cleaver LoraineOil OperatorDec 1996
1571Cleaver, Loraine G. (Deceased) EstateIola, KS 66749Oil OperatorNov 2009
1572Cleere Operating LLCShawnee, OK 74804-2610Oil OperatorDec 2025
1573Clem Energy LLCOil & Gas OperatorDec 2021
1574Clements Energy, Inc.Oil & Gas OperatorOct 1987
1575Clements Exploration CoOklahoma City, OK 73132-5922Oil & Gas OperatorJan 2006
1576Clements Operating Company, Inc.Luling, TX 78648Oil & Gas OperatorAug 2003
1577Clements-B & MCK - LuffeyGas OperatorApr 1979
1578Clemishire DonHominy, OK 74035Oil & Gas OperatorJan 2026
1579Clemishire, Brian SOil & Gas OperatorNov 2014
1580Clemishire, Jerry LOil & Gas OperatorFeb 2026
1581Clemishire, Mark EOil OperatorFeb 2026
1582Clemons, Tony W.Minden, LA 71055Oil & Gas OperatorDec 2016
1583Clemshire BobHominy, OK 74035Oil & Gas OperatorJan 2026
1584Clemshire Drilling CompanyTulsa, OK 74105Oil OperatorDec 2025
1585Clendening, John AOil OperatorDec 2021
1586Cleo Oil, Inc.Olney, TX 76374Oil & Gas OperatorMay 1997
1587Cleveland Oil & GasWichita Falls, TX 76308Oil OperatorApr 2026
1588Cleveland Oil Company,L.L.C.,TheMidland, TX 79702Oil & Gas OperatorSep 1999
1589Cleveland Production CompanySummit, MS 39666Oil & Gas OperatorJul 1999
1590Cleveland Rod & TracyElmore City, OK 73433-9467Oil & Gas OperatorJul 2023
1591Click BettyStigler, OK 74462-0081Oil & Gas OperatorFeb 2016
1592Click CorpMonroe, LA 71207Oil & Gas OperatorJan 2025
1593Click Energy CompanyHouston, TX 77269Oil & Gas OperatorApr 2026
1594Click Robert RDallas, TX 75231Oil & Gas OperatorNov 1995
1595Clide Oil Corp.Iraan, TX 79744Oil & Gas OperatorNov 2015
1596Clifford & Scott McKeeverClarksburg, PA 15725Gas OperatorDec 2024
1597Clifford C. Or Mary A. TerryDadeville, AL 36853Oil OperatorFeb 2003
1598Clifford Resources IncOklahoma City, OK 73120Oil & Gas OperatorJul 2015
1599Cliffs Drilling CompanyOil & Gas OperatorDec 1984
1600Cliffs Oil And Gas CompanyOil & Gas OperatorOct 1997