| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Cavalier Petroleum | Shelby, MT 59474 | Oil & Gas Operator | Oct 2014 |
| 2 | Chelin LLC | Cut Bank, MT 59427 | Oil & Gas Operator | Jul 2025 |
| 3 | Coolidge, G. B., Inc. | Shelby, MT 59474 | Oil & Gas Operator | Aug 2016 |
| 4 | Croft Petroleum Co. | Cut Bank, MT 59427 | Oil & Gas Operator | Dec 2022 |