Oil & Gas Companies in Shelby County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Layline Energy I LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2019 |
| 2 | Legacy Reserves Operating LP | Denver, CO 80201 | Oil & Gas Operator | Feb 2026 |
| 3 | Lime Rock Resources III-A, L.P. | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 4 | Linder, John Operating Co., LLC | Gladewater, TX 75647 | Oil & Gas Operator | Feb 2026 |
| 5 | Longbranch Energy, LP | Center, TX 75935 | Oil & Gas Operator | Feb 2026 |
| 6 | Lorac, Inc. | Dallas, TX 75252 | Oil & Gas Operator | Feb 2026 |
Production numbers shown above are only for Shelby County, TX and for the production period listed.