| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Geonatural Resources, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Nov 2024 |
| 2 | GGP Exploration, LTD. | Fort Worth, TX 76101 | Oil & Gas Operator | Nov 2024 |
| 3 | Graham Royalty LTD | Covington, LA 70434 | Oil & Gas Operator | Jul 2007 |
| 4 | Great Western Drilling Co | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 5 | Gruy Petroleum Management Co. | Irving, TX 75014 | Oil & Gas Operator | Nov 2014 |
| 6 | Gulfmark Energy Inc | Houston, TX 77027 | Gas Operator | Apr 2023 |