| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Giebel Petroleum LTD. | Midland, TX 79705 | Oil & Gas Operator | Jul 2019 |
| 2 | Grand Banks Energy Company | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2025 |
| 3 | Greenwich Oil Corporation | Dallas, TX 75225 | Oil & Gas Operator | Mar 1994 |
| 4 | Griffin Petroleum Company | Midland, TX 79705 | Oil & Gas Operator | Feb 2026 |
| 5 | GTG Operating, LLC | Tyler, TX 75713 | Oil & Gas Operator | Feb 2026 |