Oil & Gas Companies in Grayson County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | H & S Production, Inc. | Dallas, TX 75252 | Oil & Gas Operator | Mar 2004 |
| 2 | H.L. Clark Oil Company LLC | Whitesboro, TX 76273 | Oil Operator | Jun 2025 |
| 3 | Hamman Oil & Refining Company | Houston, TX 77098 | Oil & Gas Operator | Jun 2025 |
| 4 | Harbor Resources LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Jun 2025 |
| 5 | Harper, Wayne | Dallas, TX 75206 | Oil & Gas Operator | Mar 2008 |
| 6 | Headington Oil Company | Dallas, TX 75231 | Oil & Gas Operator | Dec 2016 |
| 7 | Headington Oil Company, L.P. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2008 |
| 8 | Headline Resources, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Aug 1997 |
| 9 | Heape Exploration, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Dec 2020 |
| 10 | Heape, Gene G. | Dallas, TX 75367 | Oil & Gas Operator | Jun 2003 |
| 11 | Hep Oil Company LTD | Gainesville, TX 76240 | Oil & Gas Operator | Mar 2012 |
| 12 | Hep Oil GP, LLC | Gainesville, TX 76241 | Oil & Gas Operator | Mar 2015 |
| 13 | Hess, Jerry Operating Co. | Muenster, TX 76252 | Oil & Gas Operator | Jun 2025 |
| 14 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Jun 2025 |
| 15 | Hill Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2009 |
| 16 | Holcomb Company, The | Freer, TX 78357 | Oil & Gas Operator | Aug 1996 |
| 17 | Holden Energy Corporation | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2015 |
| 18 | Houtchens, D. D. | Gainesville, TX 76240 | Oil & Gas Operator | Jun 2025 |
| 19 | Huber J M Corp | Edison, NJ 08837 | Oil & Gas Operator | Jun 2025 |
| 20 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Jun 2025 |
| 21 | Huntington Energy LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Jun 2025 |
| 22 | Huntington Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2006 |
Production numbers shown above are only for Grayson County, TX and for the production period listed.