Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
1301Simray GP, LLCRichardson, TX 75080Oil & Gas OperatorDec 2015
1302Simray Oil & Gas, Inc.Richardson, TX 75080Oil & Gas OperatorSep 2003
1303Simray Operating Corp.Richardson, TX 75080Oil & Gas OperatorMar 2009
1304Simray Production Company LPRichland, TX 75080Oil & Gas OperatorDec 2010
1305Sims, John S.Lawn, TX 79530Oil & Gas OperatorAug 2003
1306Sinclair Development, LLCKilgore, TX 75663Oil & Gas OperatorOct 2025
1307Sinclair Energy CorporationFort Worth, TX 76177Oil & Gas OperatorOct 2025
1308Sinclair Exploration CompanyAbilene, TX 79604Oil & Gas OperatorNov 1998
1309Sinclair Oil & Gas CompanySalt Lake Cty, UT 84130Oil & Gas OperatorOct 2025
1310Sinclair Oil CorporationSalt Lake Cty, UT 84130Oil & Gas OperatorAug 2006
1311Singer Fleischaker Oil Op. Co.Oklahoma City, OK 73102Oil & Gas OperatorApr 2002
1312Singer Joseph B Expl CoOklahoma City, OK 73118-7486Oil & Gas OperatorMar 1993
1313Singer Oil Co LLCHennessey, OK 73742Oil & Gas OperatorJul 2025
1314Singer Oil CompanyOklahoma City, OK 73148Oil & Gas OperatorMay 2025
1315Singer-Fleischaker Oil Co IncOil & Gas OperatorJul 1987
1316Singer-Fleischaker,DillonOil & Gas OperatorAug 1979
1317Single Barrel Oil And Gas LLCGranbury, TX 76048Oil & Gas OperatorOct 2025
1318Singleton Investments, Inc.Breckenridge, TX 76424Oil & Gas OperatorOct 2012
1319Singletree Resources IncOil & Gas OperatorAug 2014
1320Sink Hole, Inc.Levelland, TX 79336Oil & Gas OperatorDec 2000
1321Sinkhole Solutions, LLCBowling Green, KY 42103Oil OperatorDec 2021
1322Sinow, G. S.Pampa, TX 79066Oil & Gas OperatorOct 1995
1323Siosi Oil & Gas CompanyTulsa, OK 74170Oil & Gas OperatorNov 2013
1324Sioux Gas CompanyOil & Gas OperatorDec 2021
1325Sip'S Oil & Gas IncYukon, OK 73099Oil & Gas OperatorOct 2025
1326Sipple Oil CoBeattyville, KY 41311Oil OperatorDec 2012
1327Sirius Energy Corp.Abilene, TX 79606Oil OperatorDec 2009
1328Siroco Operating Co., Inc.Kilgore, TX 75663Oil & Gas OperatorApr 2010
1329Siroky Oil ManagementPratt, KS 67124Oil & Gas OperatorJun 2025
1330Sissom OilHolliday, TX 76366Oil & Gas OperatorMar 2008
1331Sissom Oil Field Services, LLCGraham, TX 76450Oil OperatorOct 2025
1332Sisters Of St. JosephClarence, NY 14031Gas OperatorDec 2024
1333Sisters Operating CompanyVictoria, TX 77904Oil & Gas OperatorNov 2010
1334Sitco IncYukon, OK 73099Oil & Gas OperatorJul 1995
1335Sitton, Ronnie IncorporatedGraford, TX 76449Oil & Gas OperatorFeb 2020
1336Situs Oil & Gas, LLCCorpus Chrsti, TX 78414Oil OperatorOct 2025
1337Sitwell, Inc.Oil OperatorMay 2022
1338Sivad Energy No 4Akron, NY 14001Gas OperatorDec 2024
1339Six "E" Trading CompanyHenryetta, OK 74801Oil & Gas OperatorSep 2020
1340Six Bar Oil LLCPine Haven, WY 82721Oil & Gas OperatorJul 2025
1341Six C OilBowie, TX 76230Oil & Gas OperatorSep 2011
1342Six Oil ProducersAbilene, TX 79601Oil & Gas OperatorSep 2002
1343Six-D Exploration, LLCHutchinson, KS 67502Oil OperatorApr 2025
1344Six-S Properties, Inc.Austin, TX 78767Oil & Gas OperatorOct 2025
1345Sixess Energy, LLCMidland, TX 79702Oil & Gas OperatorOct 2025
1346Sizemore, JamesHardin, TX 77561Oil & Gas OperatorJun 2003
1347SJ Energy, LLCEnglewood, CO 80112Oil & Gas OperatorFeb 2019
1348SJ Ok Oil CompanyDallas, TX 75206-9925Oil & Gas OperatorJun 2025
1349SJM IncTulsa, OK 74133-1757Gas OperatorApr 2006
1350SJM Oil LLCOil & Gas OperatorDec 2009
1351Sju Holdings LLCNorman, OK 73072Oil & Gas OperatorJun 2025
1352SK Nemaha LLCHouston, TX 77079-1222Oil & Gas OperatorFeb 2021
1353SK Opr IncCabot, PA 16023-1250Gas OperatorDec 2024
1354SK Plymouth LLCHouston, TX 77079-1222Oil & Gas OperatorJun 2025
1355Skaar, K. M. Oil & Gas Co.Midland, TX 79710Oil & Gas OperatorOct 2025
1356Skaer Properties LTD PartnershipOil & Gas OperatorJun 2013
1357Skaggs Resources LLCSapulpa, OK 74066-7930Oil OperatorJun 2025
1358Skeet Oil Production LLCGrady, OK 73569Oil OperatorJun 2025
1359Skeeter Oil L.L.C.Big Spring, TX 79720Oil OperatorOct 2025
1360Skelly Oil CoOil & Gas OperatorMar 2005
1361Skelton Operating Co., Inc.Oil & Gas OperatorAug 1980
1362Skelton, D.W.Oil OperatorDec 1952
1363Skewes Operating CompanyBluefield, VA 24605Oil & Gas OperatorOct 2025
1364Ski Production, LLCMuenster, TX 76252Oil OperatorOct 2025
1365Skidgel Enterprises IncRawlins, WY 82301Oil & Gas OperatorSep 2018
1366Skidmore Energy,Inc.Salado, TX 76571Oil & Gas OperatorJun 1999
1367Skidmore Exploration, Inc.Dallas, TX 75219Oil & Gas OperatorJul 1997
1368Skidmore, James E.Nocona, TX 76255Oil & Gas OperatorNov 2008
1369Skinner Cattle, Inc.Nocona, TX 76255Oil OperatorOct 2025
1370Skinner CorporationOil OperatorApr 1985
1371Skinner Energy Management, Inc.Shreveport, LA 71135Oil & Gas OperatorJan 2011
1372Skinner Oil & Gas LLCGillette, WY 82717Oil & Gas OperatorJan 2024
1373Skinner'S Resources & Expl IncOil & Gas OperatorJun 2007
1374Skinner, Robert V.Spearman, TX 79081Oil & Gas OperatorAug 2008
1375Skinner, W. E.Wichita Falls, TX 76301Oil & Gas OperatorOct 2025
1376Skinnergy Co.Spearman, TX 79081Oil & Gas OperatorOct 2025
1377Skipworth, Joseph DOil OperatorDec 2021
1378SKKM Oil CompanyOil OperatorDec 1992
1379SklarOil & Gas OperatorDec 2024
1380Sklar & Phillips - Harry HurtOil & Gas OperatorJul 1986
1381Sklar & Phillips Oil Co.Shreveport, LA 71101Oil & Gas OperatorDec 2000
1382Sklar & Phillips Oil Co.-EntexOil & Gas OperatorAug 1978
1383Sklar &Phillips-Great SouthernOil & Gas OperatorAug 1980
1384Sklar Exploration Company LLCShreveport, LA 71101Oil & Gas OperatorOct 2025
1385Sklar-Tex L.L.C.Shreveport, LA 71101Oil & Gas OperatorApr 2001
1386Skora, James B.Lawtons, NY 14091Gas OperatorDec 2024
1387Skrivanos Engineering, Inc.Shreveport, LA 71164Oil & Gas OperatorDec 2011
1388Skrzynski, Thomas J.Eden, NY 14057Gas OperatorDec 2024
1389SKS OilOlney, TX 76374Oil & Gas OperatorOct 2025
1390Skubis, Daniel J.Fredonia, NY 14063Gas OperatorDec 2024
1391Skull Creek A LLCDouglas, WY 82633Oil & Gas OperatorJul 2025
1392Skull Creek Oil & Gas LLCOil OperatorJun 2025
1393Sky Development CorporationGraham, TX 76450Oil & Gas OperatorMar 2008
1394Sky Oil, L.L.C.St. Paul, KS 66771Oil OperatorDec 2004
1395Sky Resources, Inc.Graham, TX 76450Oil & Gas OperatorOct 2025
1396Skybox, LLCGas OperatorDec 2021
1397Skybridge Energy LLCJacksboro, TX 76458Oil & Gas OperatorOct 2025
1398Skycap Energy, LLCOklahoma City, OK 73118Oil & Gas OperatorJul 2025
1399Skye MS, LLCOil & Gas OperatorJul 2025
1400Skyhawk Energy, LLCOil OperatorDec 2024