Oil & Gas Companies in Hardeman County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | La Roca Energy, LP | Dallas, TX 75207 | Oil & Gas Operator | May 2024 |
| 2 | Lafonda Energy LLC | Vernon, TX 76384 | Oil Operator | Oct 2025 |
| 3 | Larson, Perry L Operating Co Inc | Dallas, TX 75382 | Oil & Gas Operator | Feb 2021 |
| 4 | Lewis Operating Company | Holliday, TX 76366 | Oil & Gas Operator | Oct 2025 |
| 5 | Lex And Lace Petroleum, LLC | Houston, TX 77269 | Oil Operator | Oct 2025 |
| 6 | Lillis, Michael D. | Midland, TX 79702 | Oil & Gas Operator | Oct 2025 |
| 7 | Lime Rock Resources IV-A, L.P. | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 8 | Lorac, Inc. | Dallas, TX 75252 | Oil & Gas Operator | Oct 2025 |
| 9 | Loudon Exploration, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Mar 2008 |
| 10 | Louisiana Land & Exploration Co. | Houston, TX 77210 | Oil & Gas Operator | Sep 2013 |
Production numbers shown above are only for Hardeman County, TX and for the production period listed.