| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Mbi Oil & Gas LLC | Dickinson, ND 58601 | Oil & Gas Operator | Aug 2025 |
| 2 | McRae & Henry LTD | Golden, CO 80401 | Oil & Gas Operator | May 2022 |
| 3 | Medora Minerals, LLC | Oil & Gas Operator | Aug 2025 | |
| 4 | Meridian Oil Inc. | Houston, TX 77210 | Oil & Gas Operator | Aug 1996 |
| 5 | Missouri Basin Well Service, Inc. | Belfield, ND 58622 | Oil & Gas Operator | Jan 2018 |
| 6 | Morgan E&P, LLC | Oil & Gas Operator | Aug 2025 | |
| 7 | Morningstar Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2025 |
| 8 | Murex Petroleum Corporation | Humble, TX 77347 | Oil & Gas Operator | Aug 2025 |