Oil & Gas Companies in Starr County, TX

Company NameCompany LocationCompany TypeMost Recent Production
401Samedan Oil CorporationHouston, TX 77067Oil & Gas OperatorDec 2019
402Samson Hydrocarbons CompanyTulsa, OK 74103Oil & Gas OperatorNov 2016
403Samson Lone Star LPTulsa, OK 74103Oil & Gas OperatorJun 2007
404Samson Lone Star, LLCTulsa, OK 74103Oil & Gas OperatorOct 2025
405Samson Resources CompanyTulsa, OK 74103Oil & Gas OperatorJun 2025
406San Patricio CorporationDinero, TX 78350Oil & Gas OperatorSep 2003
407Sanchez Oil & Gas CorporationHouston, TX 77056Oil & Gas OperatorOct 2025
408Sanchez-O'Brien Oil & Gas CorpHouston, TX 77057Oil & Gas OperatorMay 1998
409Sarrita Oil Co., Inc.Floresville, TX 78114Oil & Gas OperatorJul 2002
410Saxet Energy, LTD.Houston, TX 77057Oil & Gas OperatorMar 2004
411Scorpion Operating, Inc.Benavides, TX 78341Oil OperatorOct 2025
412Se USA Operating, Inc.Houston, TX 77002Oil & Gas OperatorDec 2009
413Senora Resources, Inc.Dime Box, TX 77853Oil & Gas OperatorOct 2025
414Shana Petroleum CompanyDallas, TX 75206Oil & Gas OperatorAug 2002
415Shell Western E&PHouston, TX 77001Oil & Gas OperatorOct 2025
416Shell Western E&P Inc.Houston, TX 77001Oil & Gas OperatorMay 2011
417Sheridan Production Company, LLCHouston, TX 77056Oil & Gas OperatorJun 2025
418Sierra Resources, LLCHouston, TX 77219Oil & Gas OperatorAug 2021
419Skrivanos Engineering, Inc.Shreveport, LA 71164Oil & Gas OperatorDec 2011
420Smith Operating And MGMT Co.Shreveport, LA 71161Oil & Gas OperatorJun 2023
421Smith Production Inc.The Woodlands, TX 77381Oil & Gas OperatorOct 2025
422Sonterra Operating, Inc.Houston, TX 77060Oil & Gas OperatorOct 2025
423South Central Texas Oil & Gas CoHouston, TX 77060Oil & Gas OperatorOct 2025
424South Texas Limited PartnershipHouston, TX 77060Oil & Gas OperatorFeb 1994
425Southern Mineral CorporationHouston, TX 77002Oil & Gas OperatorOct 2001
426Southern Resource CompanyCorpus Chrsti, TX 78404Oil & Gas OperatorMar 2022
427Southern Tejas Asset Group LLCMcAllen, TX 78501Oil & Gas OperatorOct 2025
428Southwest Land & Minerals, Inc.Corpus Chrsti, TX 78471Oil & Gas OperatorAug 2003
429Southwest Oil & Land, Inc.Corpus Chrsti, TX 78460Oil & Gas OperatorDec 1999
430Southwest Resources, Inc.Brenham, TX 77834Oil & Gas OperatorOct 2025
431Speller Oil CorporationOklahoma City, OK 73112Oil & Gas OperatorJun 2025
432Spiller Operating Co., Inc.Round Rock, TX 78665Oil & Gas OperatorMay 2015
433Spiller, Robert S.San Antonio, TX 78213Oil & Gas OperatorOct 1995
434Star Of Texas Energy SRVS, Inc.Austin, TX 78702Oil & Gas OperatorOct 2025
435Starco Exploration, Inc.Dallas, TX 75360Oil & Gas OperatorOct 2025
436Starr Operating, LLCSan Antonio, TX 78209Oil & Gas OperatorOct 2025
437Stephens Production CompanyThe Woodlands, TX 77381Oil & Gas OperatorJul 2025
438Stone & Webster Oil Company, IncHouston, TX 77002Oil & Gas OperatorDec 1995
439Stonegate Operators, Inc.Addison, TX 75001Oil OperatorOct 2025
440Strata Operating, Inc.Corpus Chrsti, TX 78466Oil & Gas OperatorOct 2025
441Stroube Energy CorporationDallas, TX 75248Oil & Gas OperatorJan 2012
442Stroud Production LLCShreveport, LA 71101Oil & Gas OperatorDec 2024
443Sue-Ann Production CompanyVictoria, TX 77903Oil & Gas OperatorMar 2008
444Suemaur Expl. & Prod., LLCCorpus Chrsti, TX 78401Oil & Gas OperatorJun 2024
445Suemaur Exploration, Inc.Corpus Chrsti, TX 78470Oil & Gas OperatorMar 2008
446Sure Flow Oil & Gas CompanyVictoria, TX 77902Oil & Gas OperatorMar 2008
447Sure Flow Oil & Gas, Inc.Victoria, TX 77902Oil & Gas OperatorOct 2025
448Tag Operating Company, Inc.Houston, TX 77092Oil & Gas OperatorOct 2025
449Tam2 Squared Operating, LLCRockwall, TX 75032Oil & Gas OperatorOct 2025
450Tasca Exploration CompanyHouston, TX 77257Oil & Gas OperatorJun 2002
451Tejones Operating CorporationSan Antonio, TX 78217Oil & Gas OperatorOct 2025
452Tepee Petroleum Company, Inc.Houston, TX 77098Oil & Gas OperatorFeb 2014
453Tesoro E&P Company, L.P.San Antonio, TX 78216Oil & Gas OperatorJan 2000
454Tesoro Expl. & Prod. CompanySan Antonio, TX 78216Gas OperatorSep 2010
455Texaco E & P IncHouston, TX 77099Oil & Gas OperatorOct 2025
456Texas Fuel CompanyGalveston, TX 77550Oil & Gas OperatorOct 2025
457Texas Independent Explor LTD.Houston, TX 77024Oil & Gas OperatorOct 2025
458Texas Independent Explor., Inc.Houston, TX 77002Oil & Gas OperatorOct 2002
459Texas Valley Oil & Gas, LLCHidalgo, TX 78557Oil OperatorOct 2025
460Texas Western Energy CorporationPortland, TX 78374Oil & Gas OperatorNov 2002
461Texas, Les & Co.Austin, TX 78746Oil & Gas OperatorOct 2025
462Tharp Operating CompanyHouston, TX 77070Oil & Gas OperatorNov 2014
463Thorp Petroleum CorporationHouston, TX 77002Oil & Gas OperatorFeb 2014
464Three C Exploration, LLCHebbronville, TX 78361Oil & Gas OperatorOct 2025
465Three-C Oil And GasHebbronville, TX 78361Oil & Gas OperatorOct 2025
466Thresher Energy, Inc.Houston, TX 77060Oil & Gas OperatorOct 2025
467Tidelands Oil CorporationCrystal City, TX 78839Oil & Gas OperatorAug 2003
468Tiza Energy, Inc.Austin, TX 78715Oil & Gas OperatorOct 2025
469TNR Petroleum, Inc.Austin, TX 78747Oil & Gas OperatorSep 1999
470TNT Petroleum Company, Inc.Corpus Chrsti, TX 78473Oil & Gas OperatorFeb 1996
471Toma Oil & Gas, Inc.Corpus Chrsti, TX 78411Oil & Gas OperatorOct 1997
472Total E&P USA, Inc.Houston, TX 77210Oil & Gas OperatorMay 2025
473Totalfinaelf E&P USA IncHouston, TX 77024Oil & Gas OperatorJul 2007
474Touchstone Resources USA, Inc.Houston, TX 77002Oil & Gas OperatorOct 2006
475Trans-Pecos Resources, Inc.Houston, TX 77056Oil & Gas OperatorOct 2025
476Transpacific Energy, LLCKaty, TX 77450Oil & Gas OperatorOct 2025
477Transtexas Gas CorporationHouston, TX 77265Oil & Gas OperatorAug 2005
478Trap Rock Oil CompanyCambridge, MA 02138Oil & Gas OperatorNov 2005
479Trap Rock Oil, LTD.Houston, TX 77005Oil & Gas OperatorOct 2025
480Trek Resources, Inc.Dallas, TX 75207Oil & Gas OperatorOct 2025
481Tri-C Resources, Inc.Houston, TX 77024Oil & Gas OperatorAug 2009
482Triad O&G, LLCDallas, TX 75225Oil & Gas OperatorOct 2025
483Trinity River Energy Oper, LLCHouston, TX 77008Oil & Gas OperatorMay 2018
484True Oil CompanyCasper, WY 82602Oil & Gas OperatorAug 2003
485Txco Resources Inc.San Antonio, TX 78280Oil & Gas OperatorOct 2025
486U.S. Enercorp, LTD.San Antonio, TX 78209Oil & Gas OperatorSep 2019
487Union Oil Co Of CaliforniaMidland, TX 79706Oil & Gas OperatorJan 2022
488Union Pacific Resources Co.Fort Worth, TX 76101Oil & Gas OperatorSep 2002
489United Oil & Minerals L. P.Austin, TX 78746Oil & Gas OperatorJun 2003
490United Resources LPAustin, TX 78746Oil & Gas OperatorOct 2011
491United Texas Petroleum Inc.McKinney, TX 75070Oil & Gas OperatorOct 2025
492Urban Oil & Gas Group, LLCPlano, TX 75074Oil & Gas OperatorOct 2025
493V/J Oil CompanyYancey, TX 78886Oil & Gas OperatorOct 2015
494Valence Operating CompanyKingwood, TX 77339Oil & Gas OperatorOct 2025
495Valley Petrochemicals, LLCPharr, TX 78577Oil OperatorOct 2025
496Valor Energy, LLCDallas, TX 75205Oil & Gas OperatorMay 2023
497Vantage Operating, LLCSan Antonio, TX 78230Oil & Gas OperatorOct 2025
498Varas Energy Operating Company, LLCHouston, TX 77005Oil & Gas OperatorOct 2025
499Vastar Resources IncHouston, TX 77253Oil & Gas OperatorJun 2025
500Viola Production IncDallas, TX 75251Oil & Gas OperatorOct 2025