Oil & Gas Companies in Wyoming

Company NameCompany LocationCompany TypeMost Recent Production
1E & B Natural Resources ManagementGuilderland Centek, NY 12085Oil & Gas OperatorOct 2024
2Eagle Oil & Gas Co.Dallas, TX 75225Oil & Gas OperatorDec 2024
3Earthstone Energy, Inc.The Woodlands, TX 77380Oil & Gas OperatorDec 2017
4Earthstone Operating, LLCThe Woodlands, TX 77380Oil & Gas OperatorDec 2024
5Eason Oil CompanyOklahoma City, OK 73112Oil & Gas OperatorMar 2012
6Eastern American Energy CorpOil & Gas OperatorDec 2008
7Eberspecher Drilling IncCasper, WY 82601Oil & Gas OperatorDec 2000
8Eblen Frank Syndicate IncAtlantic, IA 50022Oil & Gas OperatorJul 2014
9Edge Energy II LLCGolden, CO 80401Oil & Gas OperatorSep 2024
10Eex CorporationHouston, TX 77060Oil & Gas OperatorFeb 2000
11El Paso Natural Gas CompanyEl Paso, TX 79978Oil & Gas OperatorApr 2013
12El Paso Production Oil & Gas Co.Houston, TX 77252Oil & Gas OperatorDec 2024
13Eland Energy IncDallas, TX 75248Oil & Gas OperatorSep 2024
14Elephant Operating LLCDallas, TX 75204Oil & Gas OperatorOct 2024
15Elf Aquitaine IncHouston, TX 77002Oil & Gas OperatorMay 1991
16Elk Energy CorporationDenver, CO 80218Oil & Gas OperatorMar 2008
17Elk Petroleum IncCasper, WY 82601Oil & Gas OperatorAug 2014
18Ellbogen John P LTDCasper, WY 82602Oil & Gas OperatorOct 2024
19Ellwood Exploration LLCSan Antonio, TX 78217Oil OperatorOct 2024
20Elm Ridge Exploration Company LLCBloomfield, NM 87413Oil & Gas OperatorNov 2017
21Emc Energies IncCasper, WY 82604Oil OperatorMay 1989
22Emc EnergyOil & Gas OperatorJun 1985
23Eme Wyoming LLCLakewood, CO 80401Oil & Gas OperatorSep 2024
24Emerald Operating CompanyPlano, TX 75075Oil & Gas OperatorOct 2024
25Emerald Restoration & ProdGillette, WY 82718Oil & Gas OperatorJul 2000
26Empire Petroleum CorporationTulsa, OK 74137Oil & Gas OperatorDec 2005
27Emre Oil LLCMoorcroft, WY 82721Oil OperatorSep 2024
28Encana Energy Resources IncDenver, CO 80202-2828Oil & Gas OperatorJan 2021
29Encore Operating LPPlano, TX 75024Oil & Gas OperatorSep 2024
30Endeavor Energy LLCOil OperatorSep 2023
31Endeavor Energy Resources, LPMidland, TX 79701Oil & Gas OperatorDec 2024
32Enduro Operating LLCFort Worth, TX 76102Oil & Gas OperatorDec 2018
33Enerex Limited Liability CoCraig, CO 81625Oil & Gas OperatorJun 2024
34Energas CorporationOklahoma City, OK 73105-6422Oil & Gas OperatorJul 2024
35Energen Resources Maq IncBirmingham, AL 35203Oil & Gas OperatorSep 2000
36Energetics IncEnglewood, CO 80155Oil & Gas OperatorAug 1985
37Energy Equity CompanyColumbus, MT 59019Oil & Gas OperatorSep 2024
38Energy Operating Company IncLakewood, CO 80235Oil & Gas OperatorDec 2012
39Energy Production CoPittsburgh, PA 15241-3949Oil & Gas OperatorDec 1994
40Energy Reserves GroupHouston, TX 770563020Oil & Gas OperatorApr 1996
41Energy Search Company IncAurora, CO 80011Oil & Gas OperatorJun 2021
42Enervest Operating LLCHouston, TX 77002Oil & Gas OperatorDec 2024
43Enpro LLCCottonwood, UT 84047Oil & Gas OperatorNov 2017
44Enre LPKingwood, TX 77339Oil & Gas OperatorFeb 2004
45Ensource IncMidland, TX 79705Oil & Gas OperatorAug 1998
46Enstar Petroleum IncOil & Gas OperatorApr 1985
47Entek GRB LLCDenver, CO 80202Oil & Gas OperatorOct 2021
48Envirosearch CorporationOil OperatorDec 1992
49EOG Resources IncMidland, TX 79702Oil & Gas OperatorDec 2024
50EOG Y Resources IncArtesia, NM 88210Oil & Gas OperatorFeb 2019
51EP Energy E&P Company, LPHouston, TX 77210Oil & Gas OperatorMay 2022
52Equitable Resources Energy CompanyBig Stone Gap, VA 24219Oil & Gas OperatorDec 1997
53Equity Oil CompanySalt Lake City, UT 84110-095Oil & Gas OperatorAug 2004
54Erg Resources LLCHouston, TX 77002Oil & Gas OperatorOct 2015
55Escalera Resources CoCasper, WY 82602Oil & Gas OperatorMay 2018
56Essex Energy IncYukon, OK 73099-5126Oil & Gas OperatorApr 2014
57Euroamerican Energy Group IncOil & Gas OperatorOct 1993
58Everest Oil & Gas LLCSanta Barbara, CA 93101Oil OperatorSep 2024
59Evergreen Operating CompanyDenver, CO 80202Oil & Gas OperatorApr 1996
60Evertson Operating Company IncKimball, NE 69145Oil & Gas OperatorNov 2022
61Exco Resources IncDallas, TX 75251Oil & Gas OperatorSep 2024
62Exeter Drilling CompanyDenver, CO 80217Oil & Gas OperatorSep 1997
63Extraction Oil & Gas LLCDenver, CO 80202Oil & Gas OperatorSep 2024
64Exxon Mobil CorporationSpring, TX 77389Oil & Gas OperatorDec 2024
65Exxonmobil Oil CorpHouston, TX 77210Oil & Gas OperatorOct 2024