| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Achilles Oil, LLC | Oil & Gas Operator | Sep 2025 | |
| 2 | Adco Producing Co. | Oil & Gas Operator | Mar 1989 | |
| 3 | Aldridge Operating Co., LLC | Oil & Gas Operator | Aug 2019 | |
| 4 | Alex Oil Co. | Oil Operator | Jun 1996 | |
| 5 | Allstar Oil And Gas Inc. | Oil & Gas Operator | Nov 1992 | |
| 6 | Alpine Well Service, Inc. | Oil & Gas Operator | Dec 2023 | |
| 7 | Amoco Production Company | Houston, TX 77253 | Oil & Gas Operator | Jun 2015 |
| 8 | Anderson Oil Company | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2015 |