Oil & Gas Companies in DeWitt County, TX

Company NameCompany LocationCompany TypeMost Recent Production
301J-O'B Operating CompanyShreveport, LA 71135Oil & Gas OperatorOct 2025
302J-W Operating CompanyChristoval, TX 76935Oil & Gas OperatorOct 2025
303J.R. Oil And Gas Inc.Alvin, TX 77511Oil & Gas OperatorOct 2025
304J.W. Service CompanySmithville, TX 78957Oil & Gas OperatorOct 2025
305Jalapeno CorporationAlbuquerque, NM 87103Oil & Gas OperatorDec 2023
306Janssen, Wayne AllenRunge, TX 78151Oil & Gas OperatorMay 2010
307Jaybird Resources, LLCCuero, TX 77954Oil OperatorOct 2025
308Jenex Petroleum CorporationThe Woodlands, TX 77380Oil & Gas OperatorOct 2025
309Jil Oil Corp.San Antonio, TX 78279Oil & Gas OperatorOct 2025
310Jin Petroleum LLCNew Braunfels, TX 78130Oil OperatorOct 2025
311Jones, L. E. Operating, Inc.Duncan, OK 73534Oil & Gas OperatorOct 2025
312JTB Oil Company, Inc.Refugio, TX 78377Oil & Gas OperatorOct 2025
313K.M.A. Operating, Inc.Graham, TX 76450Oil & Gas OperatorAug 2003
314Kaiser-Francis Oil CompanyTulsa, OK 74121Oil & Gas OperatorOct 2025
315Kaler Energy Corp.Boerne, TX 78006Oil & Gas OperatorOct 2025
316KCS Resources, Inc.Houston, TX 77002Oil & Gas OperatorFeb 2009
317Kebo Oil & Gas, Inc.Portland, TX 78374Oil & Gas OperatorOct 2025
318Ken Petroleum CorporationDallas, TX 75206Oil & Gas OperatorFeb 2019
319Kenne Exploration, Inc.Missouri City, TX 77489Oil & Gas OperatorOct 2025
320Kerns O & G, Inc.San Antonio, TX 78232Oil & Gas OperatorDec 2004
321Kinder Morgan Production Co LLCMidland, TX 79705Oil & Gas OperatorOct 2025
322Kinder Morgan Production Co LPMidland, TX 79701Oil & Gas OperatorJul 2007
323Kling, Inc.Corpus Chrsti, TX 78473Oil & Gas OperatorDec 2000
324Klotzman, M. S. Exploration Co.Victoria, TX 77903Oil & Gas OperatorOct 2025
325KP Exploration, Inc.Houston, TX 77002Oil & Gas OperatorApr 1997
326KWS Oil & Gas, LLCEl Campo, TX 77437Oil & Gas OperatorOct 2025
327Lacy, F. B. Inc.Houston, TX 77055Oil & Gas OperatorSep 1997
328Lagarto Company, TheFredericksbrg, TX 78624Oil & Gas OperatorApr 1995
329Lario Oil & Gas CompanyOdessa, TX 79762Oil & Gas OperatorOct 2025
330Lewis Petro Properties, Inc.San Antonio, TX 78216Oil & Gas OperatorOct 2025
331Lime Rock Resources A, L.P.Houston, TX 77002Oil & Gas OperatorJun 2025
332Lindenmuth & Associates IncAustin, TX 78703Oil & Gas OperatorJun 2025
333Lindenmuth & Associates, EtexAustin, TX 78703Oil & Gas OperatorJun 2002
334Linder Oil Company,A PartnershipShreveport, LA 71136Oil & Gas OperatorOct 2025
335Little, Lou Operating Co., Inc.Portland, TX 78374Oil & Gas OperatorSep 2014
336LMP Exploration Operating, LLCCorpus Chrsti, TX 78477Oil & Gas OperatorFeb 2008
337LMP Petroleum, Inc.Corpus Chrsti, TX 78477Oil & Gas OperatorJan 2010
338Loin Energy CorporationLa Grange, TX 78945Oil & Gas OperatorOct 2025
339Lone Oak Energy IncKyle, TX 78640Oil & Gas OperatorOct 2025
340Lonestar Operating, LLCHouston, TX 77084Oil & Gas OperatorNov 2022
341Long Trusts, TheKilgore, TX 75663Oil & Gas OperatorOct 2025
342Lre Operating, LLCHouston, TX 77002Oil & Gas OperatorNov 2016
343Lucas Energy, Inc.Houston, TX 77067Oil & Gas OperatorFeb 2017
344Lucky Lad Energy, LLCMagnolia, TX 77353Oil & Gas OperatorOct 2025
345Lytle Creek Operating, Inc.Abilene, TX 79606Oil & Gas OperatorOct 2025
346M. J. G., Inc.Alice, TX 78333Oil & Gas OperatorJul 2010
347Magic Circle EnergyOklahoma City, OK 73185Oil & Gas OperatorDec 1983
348Magnolia Oil & Gas Operating LLCHouston, TX 77046Oil & Gas OperatorOct 2025
349Magnum Engineering CompanyCorpus Chrsti, TX 78401Oil & Gas OperatorOct 2025
350Magnum Operating, LLCCorpus Chrsti, TX 78401Oil & Gas OperatorOct 2025
351Magnum Producing & Operating Co.Corpus Chrsti, TX 78471Oil & Gas OperatorJan 2004
352Magnum Producing, LPCorpus Chrsti, TX 78401Oil & Gas OperatorOct 2025
353Maguire Oil CompanyDallas, TX 75270Oil & Gas OperatorMar 2015
354Maralo, Inc.Midland, TX 79702Oil & Gas OperatorDec 1998
355Marathon Oil Ef LLCHouston, TX 77252Oil & Gas OperatorOct 2025
356Marmaton Oil CompanyHouston, TX 77002Oil & Gas OperatorJul 1998
357Marquee CorporationHouston, TX 77024Oil & Gas OperatorOct 2025
358Marwell Petroleum LTD PartnrshipHouston, TX 77027Oil & Gas OperatorOct 2025
359Marwell Petroleum, Inc.Houston, TX 77057Oil & Gas OperatorApr 2006
360Mascot Oil CompanySchulenburg, TX 78956Oil & Gas OperatorOct 2025
361Mastodon Operating Company, LLCHouston, TX 77027Oil & Gas OperatorOct 2025
362Matador Production CompanyDallas, TX 75240Oil & Gas OperatorOct 2025
363McCarter, A. NelsonHouston, TX 77063Oil & Gas OperatorAug 2003
364McFarland Energy, Inc.New Orleans, LA 70160Oil & Gas OperatorDec 2009
365McRae Exploration & Prod., Inc.Houston, TX 77064Oil & Gas OperatorFeb 2017
366Mego Resources, LLCTaft, TX 78390Oil & Gas OperatorOct 2025
367Meridian Oil Inc.Houston, TX 77210Oil & Gas OperatorAug 1996
368Meridian Oil Production Inc.Houston, TX 77210Oil & Gas OperatorAug 2024
369Merit Energy CompanyDallas, TX 75240Oil & Gas OperatorOct 2025
370Messy Oil And Gas, LLCGarwood, TX 77442Oil & Gas OperatorOct 2025
371Mestena Operating, LTD.Corpus Chrsti, TX 78471Oil & Gas OperatorJun 2009
372Midpar L.P.Midland, TX 79702Oil & Gas OperatorFeb 1995
373Midstates CorporationSan Antonio, TX 78217Oil & Gas OperatorOct 2025
374Milagro Exploration, LLCHouston, TX 77010Oil & Gas OperatorAug 2018
375Miner, R. C. Inc.Corpus Chrsti, TX 78413Oil & Gas OperatorApr 2002
376Miner, R. C. Oil, Inc.MC Queeney, TX 78123Oil & Gas OperatorOct 2025
377Mission Resources CorporationHouston, TX 77002Oil & Gas OperatorMar 2008
378Mission River Systems, Inc.Corpus Chrsti, TX 78473Oil & Gas OperatorOct 2025
379Modern Exploration, Inc.Sherman, TX 75090Oil & Gas OperatorOct 2025
380Moose Oil & Gas Co.Houston, TX 77002Oil & Gas OperatorFeb 2000
381Moose Operating Co., Inc.Houston, TX 77006Oil & Gas OperatorOct 2025
382Mosaic Oil LLCDallas, TX 75205Oil & Gas OperatorOct 2025
383Mosbacher Energy CompanyHouston, TX 77002Oil & Gas OperatorOct 2025
384Mosley Oil &Gas IncHouston, TX 77002Oil & Gas OperatorOct 2025
385Mueller Engineering Corp.Corpus Chrsti, TX 78476Oil & Gas OperatorFeb 2002
386Mueller Exploration, Inc.Portland, TX 78374Oil & Gas OperatorOct 2025
387Mustang Fuel CorporationOklahoma City, OK 73114Oil & Gas OperatorJul 2025
388MV Purchasing LLCWichita, KS 67206Oil & Gas OperatorDec 2019
389Nance Engineering Inc.Houston, TX 77058Oil & Gas OperatorMar 2002
390Nei Production, Inc.Nichols Hill, OK 73116Oil & Gas OperatorOct 2025
391Nelmark Energy CorporationSan Antonio, TX 78231Oil & Gas OperatorApr 2002
392Nelson, James L.Pettus, TX 78146Oil & Gas OperatorOct 2025
393Neumin Production CompanyPoint Comfort, TX 77978Oil & Gas OperatorOct 2025
394New Century Exploration, Inc.Spring, TX 77379Oil & Gas OperatorOct 2025
395NFR Energy, LLCHouston, TX 77002Oil & Gas OperatorSep 2017
396Nog Production & Operating LLCGoliad, TX 77963Oil & Gas OperatorOct 2025
397North American Royalties, Inc.Chattanooga, TN 37408Oil & Gas OperatorOct 2001
398North Central Oil CorpHouston, TX 77252Oil & Gas OperatorDec 2005
399Null, W.M. Operations, Inc.Corpus Chrsti, TX 78475Oil & Gas OperatorJun 2002
400Ocean Energy, Inc.Houston, TX 77002Oil & Gas OperatorAug 2003