Oil & Gas Companies in Roosevelt County, MT

Company NameCompany LocationCompany TypeMost Recent Production
1Abraxas Petroleum CorporationSan Antonio, TX 78259Oil & Gas OperatorMar 2025
2Ajax Oil CompanyBillings, MT 59103Oil & Gas OperatorDec 2003
3American Exploration CompanyHouston, TX 77010Oil & Gas OperatorJan 2000
4Anr Production CompanyHouston, TX 77046Oil & Gas OperatorAug 2017
5Armstrong Operating, Inc.Dickinson, ND 58602Oil & Gas OperatorJan 2025
6Assiniboine & Sioux TribesOil & Gas OperatorMar 1997
7Ballard Petroleum Holdings LLCBillings, MT 59104Oil & Gas OperatorJan 2025
8BBX Operating Co. LLCAustin, TX 78738Oil & Gas OperatorDec 2024
9Berco Resources, Inc.Denver, CO 80202Oil & Gas OperatorFeb 2002
10Berenergy CorporationDenver, CO 80217Oil & Gas OperatorFeb 2025
11Bill Barrett CorporationDenver, CO 80202Oil & Gas OperatorDec 2017
12Bristol Resources CorporationTulsa, OK 74170Oil & Gas OperatorFeb 2022
13Bta Oil Producers, LLCMidland, TX 79701Oil & Gas OperatorMar 2025
14Burlington Resources Oil & Gas Company LPHouston, TX 77252Oil & Gas OperatorMar 2025
15Chaparral Energy, L.L.C.Oklahoma City, OK 73142Oil & Gas OperatorMar 2025
16Charger Resources, LLCHurst, TX 76054Oil & Gas OperatorAug 2015
17Choctaw II Oil & Gas, LTD.Houston, TX 77002Oil & Gas OperatorJan 2002
18Citation Oil & Gas Corp.Houston, TX 77269Oil & Gas OperatorMar 2025
19Columbus Energy Corp.Tulsa, OK 74103Oil & Gas OperatorMar 2008
20Columbus Energy, LLCHouston, TX 77046Oil & Gas OperatorMar 2025
21Continental Resources, Inc.Oklahoma City, OK 73126Oil & Gas OperatorMar 2025
22Crown Oil, Inc.Houston, TX 77002Oil OperatorJan 1999
23CWT Operating, LLCMcKinney, TX 75072Oil & Gas OperatorJan 2025
24Darrah Oil Company LLCWichita, KS 67201Oil & Gas OperatorMar 2025
25Denbury Onshore, LLCPlano, TX 75024Oil & Gas OperatorMar 2025
26Devon Energy Williston, L.L.C.Oklahoma City, OK 73102-8260Oil & Gas OperatorJan 2025
27Digital Operating Company LLCBoerne, TX 78006Oil & Gas OperatorMar 2025
28Dominion Oklahoma Texas Exploration & ProductionHouston, TX 77060Oil & Gas OperatorDec 2006
29Drawings, LLCAlbuquerque, NM 87109Oil OperatorDec 2024
30Eagle Operating IncMinot, ND 58701Oil & Gas OperatorJan 2025
31Encore Operating LPPlano, TX 75024Oil & Gas OperatorJan 2025
32Energy Equity CompanyColumbus, MT 59019Oil & Gas OperatorJan 2025
33EOG Resources, Inc.Midland, TX 79702Oil & Gas OperatorMar 2025
34Equinor Energy LPAustin, TX 78730Oil & Gas OperatorOct 2021
35Equitable Resources Energy Co, Western RegionBillings, MT 59102Oil & Gas OperatorMay 1997
36FH Petroleum Corp.Billings, MT 59103Oil & Gas OperatorJan 2025
37Five-Jab, Inc.Tomball, TX 77377Oil & Gas OperatorMar 2025
38Flying J Oil & Gas IncNorth Salt Lake, UT 84054Oil & Gas OperatorDec 2009
39Foundation Energy Management, LLCAddison, TX 75001Oil & Gas OperatorMar 2025
40Genesis St Operating LLCKansas City, MO 64108Oil & Gas OperatorMar 2025
41Granite Creek Energy LLCCody, WY 82414Oil & Gas OperatorJan 2025
42Green Valley Operating, LLCBillings, MT 59108Oil & Gas OperatorJan 2025
43Grizzly Operating LLCHouston, TX 77057Oil & Gas OperatorJan 2025
44Headington Oil Company LLCDallas, TX 75204Oil & Gas OperatorApr 2016
45Helis Oil & Gas Company, L.L.C.New Orleans, LA 70130Oil & Gas OperatorOct 2023
46HRC Operating, LLCDenver, CO 80202Oil & Gas OperatorNov 2017
47Huntington Resources, Inc.Tulsa, OK 74103Oil & Gas OperatorOct 2006
48Intermountain Operating, Inc.Billings, MT 59103Oil & Gas OperatorJul 2001
49Intoil, Inc.Englewood, CO 80155Oil & Gas OperatorDec 2002
50JN Expl & Prod LTD PartnershipBillings, MT 59103-0159Oil & Gas OperatorFeb 2001
51Journey Operating, L.L.C.Sugar Land, TX 77496Oil & Gas OperatorAug 2006
52Kaiser-Francis Oil CompanyTulsa, OK 74121Oil & Gas OperatorMar 2025
53Kerr-McGee Oil & Gas Onshore LPHouston, TX 77046Oil & Gas OperatorMar 2025
54Kraken Operating, LLCHouston, TX 77024Oil & Gas OperatorJan 2025
55Legacy Reserves Operating LPDenver, CO 80201Oil & Gas OperatorMar 2025
56Merit Energy CompanyDallas, TX 75240Oil & Gas OperatorMar 2025
57Missouri Basin Well Service, Inc.Belfield, ND 58622Oil & Gas OperatorJan 2018
58Missouri River Royalty CorporationBismarck, ND 58504Oil & Gas OperatorJan 2025
59Murphy Exploration & Prod. Co.Houston, TX 77094Oil & Gas OperatorJun 2011
60Nance Petroleum CorporationBillings, MT 59103-7168Oil & Gas OperatorNov 2007
61Nautilus Poplar LLCPoplar, MT 59255Oil OperatorJan 2025
62Nerdlihc Company Inc.Long Beach, CA 90815Oil & Gas OperatorNov 2006
63Nielco, Inc.Billings, MT 59103Oil & Gas OperatorApr 2002
64Northern Oil Production, Inc.Bozeman, MT 59718Oil & Gas OperatorJan 2025
65Oasis Petroleum North America LLCHouston, TX 77002Oil & Gas OperatorJan 2025
66Petro-Hunt, L.L.C.Dallas, TX 75201Oil & Gas OperatorMar 2025
67Phoenix Operating LLCDenver, CO 80237Oil & Gas OperatorFeb 2025
68Pintail Petroleum, Inc.Wichita, KS 67202Oil & Gas OperatorJun 2010
69Pintail Petroleum, LTD.Wichita, KS 67202Oil & Gas OperatorApr 2021
70Pittencrieff America IncAbilene, TX 79608Oil & Gas OperatorFeb 2003
71Pride Energy CompanyTulsa, OK 74170Oil & Gas OperatorMar 2025
72Prima Exploration, Inc.Denver, CO 80206Oil & Gas OperatorJan 2025
73Ridge Oil & Gas, LLCPlano, TX 75024Oil & Gas OperatorJan 2025
74Ritter, Laber & Associates, Inc.Williston, ND 58802Oil & Gas OperatorOct 2024
75Samedan Oil CorporationHouston, TX 77067Oil & Gas OperatorDec 2019
76Samson Oil & Gas USA IncDenver, CO 80202Oil & Gas OperatorFeb 2025
77Samson Resources CompanyTulsa, OK 74103Oil & Gas OperatorDec 2024
78Scout Energy Management LLCDallas, TX 75240Oil & Gas OperatorMar 2025
79Sinclair Oil & Gas CompanySalt Lake Cty, UT 84130Oil & Gas OperatorMar 2025
80Slawson Exploration Company IncOklahoma City, OK 73102Oil & Gas OperatorMar 2025
81SM Energy CompanyMidland, TX 79707Oil & Gas OperatorMar 2025
82St. Mary Land & Exploration CoDenver, CO 80201Oil & Gas OperatorJun 2010
83Stearns Oil Company LLCWillison, ND 58801Oil & Gas OperatorJan 2025
84Stratex Oil And Gas, Inc.Watertown, CT 06795Oil & Gas OperatorJun 2016
85T2 Operating CorporationDenver, CO 80202Oil & Gas OperatorMar 2025
86Terrol Energy, Inc.Hygiene, CO 80533Oil & Gas OperatorDec 2006
87Tipperary Oil & Gas CorpDenver, CO 80202Oil & Gas OperatorMay 2014
88True Oil LLCCasper, WY 82602Oil & Gas OperatorJan 2025
89Vecta Oil & Gas LTDDallas, TX 75235Oil & Gas OperatorJan 2025
90Westport Oil & Gas Company LPThe Woodlands, TX 77380Oil & Gas OperatorFeb 2007
91White Rock Oil & Gas, LLCPlano, TX 75024Oil & Gas OperatorMar 2025
92Whiting Oil And Gas CorporationHouston, TX 77002Oil & Gas OperatorMar 2025
93Whiting Petroleum CorporationDenver, CO 80290Oil & Gas OperatorAug 2024
94Williston Industrial Supply CorporationWilliston, ND 58801Oil & Gas OperatorMar 2012
95Wyoming Resources CorporationRapid City, SD 57702Oil & Gas OperatorOct 2018
96Xoil IncAurora, CO 80016Oil & Gas OperatorJul 2023
97XTO Energy Inc.Spring, TX 77389Oil & Gas OperatorMar 2025
98Zenergy Operating Company, LLCTulsa, OK 74136Oil & Gas OperatorDec 2016