| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Hall-Houston Expl. II, L.P. | Houston, TX 77027 | Oil & Gas Operator | Mar 2024 |
| 2 | Hampton Resources Corporation | Houston, TX 77010 | Oil & Gas Operator | Mar 1996 |
| 3 | Houston Oil & Minerals Corp. | Houston, TX 77002 | Oil & Gas Operator | Aug 1996 |
| 4 | Huber J M Corp | Edison, NJ 08837 | Oil & Gas Operator | Mar 2024 |
| 5 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |