| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | GLB Exploration Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2026 |
| 2 | Godfrey Oil Properties | Madill, OK 73446 | Oil & Gas Operator | Dec 2025 |
| 3 | Greenhead Energy Operating LLC | Oklahoma City, OK 73131 | Oil & Gas Operator | Jan 2026 |
| 4 | Gulf Exploration, LLC | Oklahoma City, OK 73114 | Oil & Gas Operator | Feb 2026 |
| 5 | Gulf Production Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Apr 2015 |