Oil & Gas Companies in Glacier County, MT
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Manuel Corporation | Wichita, KS 67206 | Oil & Gas Operator | Jul 2025 |
| 2 | MCR, LLC | Shelby, MT 59474 | Oil & Gas Operator | Jun 2025 |
| 3 | Mercury Exploration Co | Fort Worth, TX 76104 | Oil & Gas Operator | Dec 2006 |
| 4 | Mogo Reagan, LLC | Cut Bank, MT 59427 | Oil & Gas Operator | Jul 2025 |
| 5 | Montalban Oil & Gas Operations, Inc. | Cut Bank, MT 59427 | Oil & Gas Operator | Jul 2025 |
| 6 | Montana Power Company | Butte, MT 59701 | Oil & Gas Operator | Apr 2002 |
| 7 | Montana Power Gas Company | | Oil & Gas Operator | Apr 2002 |
| 8 | Monte Grande Exploration, Inc. | Cut Bank, MT 59427 | Oil Operator | Oct 2000 |
| 9 | Mountain States Resources Inc | Cut Bank, MT 59427 | Oil & Gas Operator | Oct 2000 |
| 10 | Murphy Exploration & Prod. Co. | Houston, TX 77094 | Oil & Gas Operator | Jun 2011 |
Production numbers shown above are only for Glacier County, MT and for the production period listed.