Oil & Gas Companies in Campbell County, WY

Company NameCompany LocationCompany TypeMost Recent Production
301HRM Resources II, LLCDenver, CO 80202Oil & Gas OperatorJan 2022
302HRM Resources LLCDenver, CO 80202Oil & Gas OperatorAug 2015
303Hrubetz Oil Co.Dallas, TX 75225Oil OperatorSep 1986
304Huber J M CorpEdison, NJ 08837Oil & Gas OperatorApr 2026
305Hudson Group LLCCasper, WY 82601Oil & Gas OperatorJul 2025
306Hugoton Energy CorporationOklahoma City, OK 73113Oil & Gas OperatorDec 2019
307Hunt Oil CompanyDallas, TX 75201Oil & Gas OperatorApr 2026
308Hydrocarbon Management, Inc.San Antonio, TX 78216Oil & Gas OperatorDec 1996
309Impact Energy Operating LLCOklahoma City, OK 73172Oil & Gas OperatorFeb 2026
310Independent Production CompanyGreenwood VIllage, CO 80121Oil & Gas OperatorMay 2003
311Inexco Oil CompanyHouston, TX 77210Oil & Gas OperatorMar 2013
312Integrity Oil & GasGolden, CO 80401Oil & Gas OperatorMay 2011
313Intoil, Inc.Englewood, CO 80155Oil & Gas OperatorDec 2002
314Investment Equipment LLCFT Morgan, CO 80701Oil & Gas OperatorJan 2026
315Ip Petroleum Company, Inc.Houston, TX 77210Oil & Gas OperatorMar 2008
316Itr Petroleum IncHouston, TX 77002Oil & Gas OperatorApr 1998
317K & W Oil CompanyMT Carmel, IL 62830Oil & Gas OperatorMay 2013
318Kaiser Energy IncDenver, CO 80202Oil & Gas OperatorDec 1990
319Kaiser-Francis Oil CompanyTulsa, OK 74121Oil & Gas OperatorApr 2026
320Kauffman K P Company IncDenver, CO 80202Oil & Gas OperatorMar 1996
321KCS Medallion Resources, Inc.Tulsa, OK 74136Oil & Gas OperatorNov 2018
322Keas Production Company LLCEstes Park, CO 80517Oil OperatorJan 2026
323Keith Walker O & G Co LLCOil OperatorJan 2026
324Kelly Operating CompanyOil & Gas OperatorOct 1991
325Kem Ventures, LPKaty, TX 77450Oil & Gas OperatorJan 2026
326Kenai Oil & Gas IncOil & Gas OperatorJun 1987
327Kennedy & MitchellWoodward, OK 73802Oil & Gas OperatorDec 1988
328Kennedy George CUpton, WY 82730Oil & Gas OperatorOct 2018
329Kennedy OilGillette, WY 82716Oil & Gas OperatorJan 2026
330Kerr-McGee CorporationDallas, TX 75380Oil & Gas OperatorFeb 2026
331Kestrel Energy IncLakewood, CO 80401Oil & Gas OperatorJan 2008
332Kirkwood W CCasper, WY 82602Oil & Gas OperatorMay 2005
333Kissack Resources. LLCOil & Gas OperatorJan 2026
334Kissack Water & Oil Service IncRozet, WY 82727Oil & Gas OperatorFeb 2026
335Kissinger Petroleum CorpOil & Gas OperatorNov 1983
336Klabzuba Oil & Gas IncDenver, CO 80202Oil & Gas OperatorAug 2012
337L & J Operating IncGillette, WY 82718Oil & Gas OperatorAug 2016
338L & R Drilling CompanyBelle Fourche, SD 57717Oil & Gas OperatorDec 1999
339L B Industries IncEnglewood, CO 80112Oil & Gas OperatorJun 2003
340Ladd & LukowiczOil & Gas OperatorMay 1983
341Laguna Petroleum CompanyCasper, WY 82601Oil & Gas OperatorDec 1982
342Lance Oil & Gas Company IncKirtland, NM 87417Oil & Gas OperatorMar 2013
343Langley EnergyEuless, TX 76040Gas OperatorJan 2016
344Lario Oil & Gas CompanyOdessa, TX 79762Oil & Gas OperatorApr 2026
345Lasmo Energy CorporationTulsa, OK 74136Oil & Gas OperatorJan 2024
346Lear Petroleum ExplorationOil & Gas OperatorJul 2013
347Leclair-Westwood IncOil & Gas OperatorMar 1982
348Legacy Reserves Operating LPDenver, CO 80201Oil & Gas OperatorApr 2026
349Levinson Partners CorporationDenver, CO 80202Oil & Gas OperatorJul 1995
350Liberty Resources Management Co LLCDenver, CO 80202Oil & Gas OperatorMar 2026
351Loil Oil LLCGolden, CO 80402Oil & Gas OperatorFeb 2026
352Long Trust TheKilgore, TX 75663Oil & Gas OperatorAug 2008
353Loral Operating LLCSheridan, WY 82801Gas OperatorApr 2011
354Louisiana Land & Exploration Co.Houston, TX 77210Oil & Gas OperatorSep 2013
355Low D JLittleton, CO 80127Oil OperatorDec 1999
356Lowry Exploration IncTulsa, OK 74119Oil & Gas OperatorJan 2026
357Luff ExplorationDenver, CO 80203Oil & Gas OperatorDec 2006
358M & K Oil Company LLCGillette, WY 82716Oil & Gas OperatorFeb 2026
359Mack Energy CorporationArtesia, NM 88211Oil & Gas OperatorFeb 2026
360Main Energy, Inc.Houston, TX 77079Oil & Gas OperatorMay 2009
361Majestic Petroleum Operations IncStory, WY 82842Gas OperatorMar 2007
362Mallon Oil CompanyDenver, CO 80202Oil & Gas OperatorJun 2005
363Manx Oil CorporationCasper, WY 82601Oil & Gas OperatorJun 2010
364Marathon Oil CompanyHouston, TX 77252Oil & Gas OperatorFeb 2026
365Marlin Oil Company LLCGillette, WY 82718Oil & Gas OperatorMar 2023
366Marmik Oil CompanyEl Dorado, AR 71730Oil & Gas OperatorJan 2015
367Martens & Peck Operating CoGas OperatorFeb 1997
368Martens & Peck Production CoDenver, CO 80222Oil & Gas OperatorFeb 1997
369Matrix Production CompanySugar Land, TX 77478Oil & Gas OperatorFeb 2026
370Maxim Drilling & Expl IncGillette, WY 82717Oil & Gas OperatorJan 2026
371Maximus Operating, LTD.Kilgore, TX 75663Oil & Gas OperatorApr 2026
372Mbi Oil & Gas LLCDickinson, ND 58601Oil & Gas OperatorFeb 2026
373McAdams Roux & AssociatesDenver, CO 80202Oil & Gas OperatorDec 1999
374McClure EnterprisesRecluse, WY 82725Oil & Gas OperatorDec 2025
375McGuire John CGillette, WY 82717Oil & Gas OperatorOct 2005
376McKenzie Production CompanyHouston, TX 77063Oil & Gas OperatorMay 1995
377MCL 1 Oil & Gas Wyoming LLCMinneapolis, MN 55402Oil & Gas OperatorJul 2018
378McMahon-Bullington LPWichita Falls, TX 76307Oil & Gas OperatorApr 2009
379McMurry Oil LLCDenver, CO 80202Oil & Gas OperatorDec 2004
380McRae & Henry LTDGolden, CO 80401Oil & Gas OperatorMay 2022
381MDS Energy Development LLCOil & Gas OperatorFeb 2026
382Medallion ExplorationHolladay, UT 84117Oil & Gas OperatorDec 2015
383Medallion Production CompanyTulsa, OK 74103Oil & Gas OperatorMay 1997
384Medicine Bow Operating CompanyHouston, TX 77002Oil & Gas OperatorApr 2014
385Mega Energy LLCGillette, WY 82718Gas OperatorJan 2026
386Merit Energy CompanyDallas, TX 75240Oil & Gas OperatorApr 2026
387Meritage Energy Partners LLCDenver, CO 80202Oil & Gas OperatorDec 2005
388Merrion Oil & Gas CorpFarmington, NM 87401Oil & Gas OperatorFeb 2026
389Methane Productions IncRecluse, WY 82725Oil & Gas OperatorApr 2007
390Meyer Douglas PLongmont, CO 80501Oil & Gas OperatorAug 2006
391Mi3 Energy LLCOil & Gas OperatorFeb 2026
392Michigan-Wisconsin Pipe Line CoOil & Gas OperatorDec 1983
393Mid-Con Energy Operating, LLCTulsa, OK 74136Oil & Gas OperatorFeb 2026
394Midgard Energy CompanyThe Woodlands, TX 77380Oil & Gas OperatorDec 2014
395Minnelusa Oil LLCTemecula, CA 92589Oil OperatorFeb 2002
396Mitchell Energy CorpHouston, TX 77002Oil & Gas OperatorAug 2013
397Mitchell M JOil & Gas OperatorJan 1983
398Mobil Expl & Producing North America IncOil & Gas OperatorNov 1986
399Monahan RexSterling, CO 80751Oil & Gas OperatorJun 2002
400Moncrief W A JrFort Worth, TX 76102Oil & Gas OperatorJan 2026