Oil & Gas Companies in Montana

Company NameCompany LocationCompany TypeMost Recent Production
1D & H Energy, LLCShelby, MT 59474Oil & Gas OperatorAug 2024
2D & M Welding LLCKevin, MT 59454Oil & Gas OperatorSep 2024
3D.C. OilNatalia, TX 78059Oil OperatorNov 2024
4D90 Energy, LLCAustin, TX 78746Oil & Gas OperatorNov 2024
5Darrah Oil Company LLCWichita, KS 67201Oil & Gas OperatorNov 2024
6Dart Oil & Gas CorporationMason, MI 48854Oil & Gas OperatorJun 2018
7Decker Operating Co., L.L.C.Houston, TX 77008Oil & Gas OperatorNov 2024
8Delphi International, Inc.Tulsa, OK 74104Oil OperatorJun 2024
9Denbury Onshore, LLCPlano, TX 75024Oil & Gas OperatorNov 2024
10Devon Energy Production Company LPOklahoma City, OK 73102Oil & Gas OperatorNov 2024
11Devon Louisiana CorporationHouston, TX 77002Oil & Gas OperatorOct 2019
12Diamond Halo Group LLCGrandview, TX 76050Oil OperatorMay 2024
13Diamond Oil & Gas LLCCasper, WY 82604Oil & Gas OperatorSep 2024
14Digital Operating Company LLCBoerne, TX 78006Oil & Gas OperatorNov 2024
15Diversified Operating CorporationGolden, CO 80401Oil & Gas OperatorOct 2012
16DL Energy, LLCSaco, MT 59261Gas OperatorAug 2024
17DNR Oil And Gas, Inc.Englewood, CO 80155Oil & Gas OperatorSep 2024
18Dominion Oklahoma Texas Exploration & ProductionHouston, TX 77060Oil & Gas OperatorDec 2006
19Drawings, LLCAlbuquerque, NM 87109Oil OperatorJul 2024
20Dry Coulee Oil & Gas CompanyOilmont, MT 59466Oil OperatorOct 2003