1 | Alta VIsta Oil Corporation | Clearmont, WY 82835 | Oil & Gas Operator | Jul 2021 |
2 | Ballard Petroleum Holdings LLC | Billings, MT 59104 | Oil & Gas Operator | Oct 2024 |
3 | Bayswater Exploration & Production LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2024 |
4 | Beartooth Oil & Gas Company | Billings, MT 59103 | Oil & Gas Operator | Oct 2024 |
5 | Bluebird Energy, LLC | Billings, MT 59102 | Oil Operator | Oct 2024 |
6 | Burlington Resources Oil & Gas Company LP | Houston, TX 77252 | Oil & Gas Operator | Dec 2024 |
7 | Central Resources Inc | Denver, CO 80203 | Oil & Gas Operator | Dec 2019 |
8 | Cirque Resources LP | Denver, CO 80202 | Oil & Gas Operator | Aug 2016 |
9 | Cline Production Company | Billings, MT 59104 | Oil & Gas Operator | Sep 2024 |
10 | Equity Oil Company | Salt Lake City, UT 84110-095 | Oil & Gas Operator | Aug 2004 |
11 | Fidelity Exploration & Production Company | Denver, CO 80203 | Oil & Gas Operator | Nov 2024 |
12 | Florentine Exploration & Production, Inc. | | Oil Operator | Mar 1997 |
13 | Grand Resources, LTD. | Rockville, MD 20852 | Oil Operator | Oct 2024 |
14 | Great Plains Operating, LLC. | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2014 |
15 | Great Plains Resources, Inc. | Nixon, TX 78140 | Oil & Gas Operator | Dec 2024 |
16 | Hammond Valley Colony, Inc. | Harlowton, MT 59036 | Gas Operator | Oct 2024 |
17 | Journey Operating, L.L.C. | Sugar Land, TX 77496 | Oil & Gas Operator | Aug 2006 |
18 | Merit Energy Company | Dallas, TX 75240 | Oil & Gas Operator | Dec 2024 |
19 | Montana Energy Company, LLC | McAllen, TX 78501 | Oil & Gas Operator | Oct 2024 |
20 | Phoenix Production Company | Cody, WY 82414-3607 | Oil & Gas Operator | Oct 2023 |
21 | Pinnacle Gas Resources, Inc. | Sheridan, WY 82801 | Gas Operator | Mar 2011 |
22 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2024 |
23 | Sdoco, LLC | Highlands Ranch, CO 80129 | Oil Operator | Sep 2024 |
24 | Summit Gas Resources Inc | Sheridan, WY 82801 | Gas Operator | Dec 2023 |
25 | Sun Coulee, LLC | Martinsdale, MT 59053 | Oil Operator | Aug 2024 |
26 | T2 Operating Corporation | Denver, CO 80202 | Oil & Gas Operator | Dec 2024 |
27 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | Aug 2024 |
28 | Thomas Operating Company Inc | Greeley, CO 80634 | Oil & Gas Operator | Aug 2008 |
29 | Three Forks Resources LLC | Wheat Ridge, CO 80033 | Oil & Gas Operator | Dec 2024 |
30 | Tomahawk Oil Company, Inc. | Roundup, MT 59072 | Oil Operator | Oct 2024 |
31 | True Oil LLC | Casper, WY 82602 | Oil & Gas Operator | Oct 2024 |
32 | Tyler Oil Company | Billings, MT 59104-3203 | Oil & Gas Operator | Nov 2019 |
33 | Tyler Rockies Exploration LTD | Tyler, TX 75710-0119 | Oil & Gas Operator | Sep 2024 |
34 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Dec 2024 |
35 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |