| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Magic Circle Energy | Oklahoma City, OK 73185 | Oil & Gas Operator | Dec 1983 |
| 2 | Memaca Petroleum Corporation | Oil & Gas Operator | Jan 1990 | |
| 3 | Meridian Oil Inc. | Houston, TX 77210 | Oil & Gas Operator | Aug 1996 |
| 4 | Merit Energy Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2024 |
| 5 | Monterey Pipeline Co. | Oil Operator | Aug 1993 | |
| 6 | Murexco Petroleum, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Oct 1996 |