Oil & Gas Companies in Erath County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | H.A.N. Operating Incorporated | Clyde, TX 79510 | Oil & Gas Operator | Aug 2016 |
| 2 | Halek Energy L.L.C. | Dallas, TX 75201 | Oil & Gas Operator | Jan 2014 |
| 3 | Hanks, Christopher Glenn | Gainesville, TX 76240 | Oil & Gas Operator | Oct 2025 |
| 4 | Heflin, Bryan Exploration, Inc. | Strawn, TX 76475 | Oil & Gas Operator | Mar 2008 |
| 5 | Herod, Bill | Ranger, TX 76470 | Oil & Gas Operator | Apr 2022 |
| 6 | Hess, Jerry Operating Co. | Muenster, TX 76252 | Oil & Gas Operator | Oct 2025 |
| 7 | Hexagon Oil And Gas Inc. | Fort Worth, TX 76132 | Oil & Gas Operator | Oct 2025 |
| 8 | HH&F Partners | Katy, TX 77450 | Oil & Gas Operator | Sep 2019 |
| 9 | Hill Operating LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | Nov 2023 |
| 10 | Hopkins, T. M. Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 11 | Huber Energy L.P. | Houston, TX 77079 | Oil & Gas Operator | Feb 2007 |
| 12 | Huber Energy Panhandle LP | Houston, TX 77079 | Oil & Gas Operator | Oct 2005 |
| 13 | Huber J M Corp | Edison, NJ 08837 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Erath County, TX and for the production period listed.