Oil & Gas Companies in Wyoming

Company NameCompany LocationCompany TypeMost Recent Production
1G & H Production Company LLCDenver, CO 80202Oil OperatorJan 2008
2G & H Resources LLCDenver, CO 80202Oil & Gas OperatorDec 2009
3Galaxy Oil CompanyWichita Falls, TX 76307Oil & Gas OperatorMar 2015
4Gallagher Drilling IncEvansville, IN 47730Oil OperatorDec 2020
5Gallagher T PBoulder, CO 80303Oil OperatorApr 2019
6Gary-Williams Production CompanyDenver, CO 80202Oil & Gas OperatorMay 2000
7Gas Ventures LLCThermopolis, WY 82443Oil & Gas OperatorOct 2020
8Gasamat Oil Corp Of ColoradoBoulder, CO 80303Oil OperatorOct 2024
9Gasco Production CompanyDenver, CO 80237Oil & Gas OperatorDec 2015
10General American Oil Co Of TexasOil & Gas OperatorMar 1983
11General Atlantic Resources IncDenver, CO 80202Oil & Gas OperatorJan 2022
12General Crude Oil CoHouston, TX 77005Oil & Gas OperatorDec 1979
13General Oil Company, Inc.Wichita, KS 67213Oil & Gas OperatorDec 2024
14Genesis Production CompanyOil & Gas OperatorMay 1991
15Genesis St Operating LLCKansas City, MO 64108Oil & Gas OperatorDec 2024
16Geodyne Operating CompanyTulsa, OK 74103Oil & Gas OperatorJun 2015
17Germany Operating CompanyHouston, TX 77090Oil & Gas OperatorSep 2011
18Getty Oil CompanyHays, KS 67601Oil & Gas OperatorMar 2015
19Gibbs WilliamOil OperatorFeb 2000
20Gibson J WOil & Gas OperatorSep 1999
21Gilmore Oil & GasHouston, TX 77002Oil & Gas OperatorDec 2024
22Girouard Richard LOil OperatorMay 1985
23GKM IncOil & Gas OperatorMar 1990
24Glenmar CompanyMonterey, CO 93940Oil OperatorOct 1998
25GLG Energy LPAustin, TX 78701Oil & Gas OperatorJun 1994
26GMT Energy CorporationHouston, TX 77042Oil & Gas OperatorFeb 2005
27GMT Exploration Company LLCDenver, CO 80202Oil & Gas OperatorNov 2024
28Golden Energy Partners LLCDenver, CO 80202Oil & Gas OperatorJan 2010
29Golden Eye Resources LLCGreenwood VLG, CO 80121Oil OperatorMar 2014
30Goldmark Engineering IncCasper, WY 82602Oil & Gas OperatorOct 2004
31Goodstein FredCasper, WY 82602Oil & Gas OperatorMar 1984
32Gorman Construction LLCGillette, WY 82716Oil OperatorOct 2024
33Gould Joseph BLas Vegas, NV 89101Oil & Gas OperatorApr 2001
34Gpo Operations LLCLabarge, WY 83123Oil & Gas OperatorAug 2024
35Grace Petroleum Corp.Tulsa, OK 74103Oil & Gas OperatorOct 1997
36Graham Royalty LTDCovington, LA 70434Oil & Gas OperatorJul 2007
37Granite Creek Energy LLCOil & Gas OperatorSep 2024
38Grayhorse Operating IncTulsa, OK 74103-4439Oil & Gas OperatorSep 2024
39Grayling Resources LTDLakewood, CO 80235Oil & Gas OperatorJul 2020
40Grayson Mill Operating, LLCHouston, TX 77024Oil & Gas OperatorSep 2024
41GRB ResourcesTulsa, OK 74103Oil & Gas OperatorMar 2004
42Great Northern Drilling CompanyBillings, MT 59103Oil & Gas OperatorJun 2016
43Great Northern Gas CompanyDenver, CO 80293-0602Oil & Gas OperatorJul 2017
44Great Western Drilling CoMidland, TX 79701Oil & Gas OperatorDec 2024
45Great Western Oil CompanyOil & Gas OperatorDec 1984
46Great Western Resources IncOil & Gas OperatorDec 1989
47Green Reserve Energy Holdings LLCHouston, TX 77077Oil & Gas OperatorOct 2024
48Greenstreet LloydOil OperatorDec 1986
49Greenwood ResourcesOil & Gas OperatorJan 1992
50Greka Am IncSanta Maria, CA 93454Oil & Gas OperatorMay 2013
51Grey Hawk Operating LLCBirmingham, AL 35242Oil OperatorJan 2024
52Greylock Production LLCCharleston, WV 25311-1264Oil & Gas OperatorSep 2024
53Griffiths Oil LLCEdgerton, WY 82635Oil OperatorSep 2024
54Grizzly Operating LLCHouston, TX 77057Oil & Gas OperatorSep 2024
55GRMR Oil And Gas LLCBroomfield, CO 80021Oil & Gas OperatorOct 2024
56Gross ToddPine Bluffs, WY 82082Oil & Gas OperatorMar 2007
57Grynberg Petroleum CompanyGreenwood Vge, CO 80111-3326Oil & Gas OperatorOct 2019
58Grynberg, Jack J.Denver, CO 80237Oil & Gas OperatorJun 2021
59Guenthart William & LavonneNewcastle, WY 82701Oil OperatorSep 2024
60Gulf Energy CorporationDenver, CO 80237Oil & Gas OperatorJun 1987
61Gulf Exploration, LLCOklahoma City, OK 73114Oil & Gas OperatorOct 2024
62Gulf Oil Corp.Denver, CO 80201-0599Oil & Gas OperatorDec 2014
63Gulf Production CorporationOklahoma City, OK 73114Oil & Gas OperatorApr 2015