| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Aba Energy Corporation | Oil & Gas Operator | Mar 2026 | |
| 2 | Allied Energy Corporation | Oil & Gas Operator | Dec 2025 | |
| 3 | Amerada Hess Corp. Unit Operator | Oil & Gas Operator | Dec 1986 | |
| 4 | Arkoma Production Company Of California | Oil & Gas Operator | Dec 1993 | |
| 5 | Atasca Resources, Inc. | Houston, TX 77219 | Oil & Gas Operator | Jun 2026 |
| 6 | Atlantic Oil Company | Oil & Gas Operator | Dec 2025 |