| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Addison Oil, LLC | Addison, TX 75001 | Oil & Gas Operator | Mar 2013 |
| 2 | Alcorn Prod Co. | Victoria, TX 77902 | Oil & Gas Operator | Mar 1997 |
| 3 | Alexandria Oil, Inc. | Oil Operator | Dec 1991 | |
| 4 | Anadarko E&P Company LP | Houston, TX 77251 | Oil & Gas Operator | Aug 2014 |
| 5 | Andover Oil Company | Oil Operator | Sep 1982 | |
| 6 | Anr Production Company | Houston, TX 77046 | Oil & Gas Operator | Aug 2017 |
| 7 | Arco O & G Co-Div Atl Rich Co | Oil & Gas Operator | Feb 1994 |