Oil & Gas Companies in Liberty County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Nance Engineering Inc. | Houston, TX 77058 | Oil & Gas Operator | Mar 2002 |
| 2 | Neches Transport Inc. | Spurger, TX 77660 | Oil & Gas Operator | Oct 2025 |
| 3 | New Century Exploration, Inc. | Spring, TX 77379 | Oil & Gas Operator | Oct 2025 |
| 4 | New Horizon Resources LLC | Houston, TX 77057 | Oil & Gas Operator | Oct 2025 |
| 5 | Newbridge Resources, LLC | Houston, TX 77056 | Oil & Gas Operator | Aug 2025 |
| 6 | Newfield Exploration Company | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2017 |
| 7 | Newman, John A. | Joplin, MO 64804 | Oil & Gas Operator | Jan 2001 |
| 8 | Newturn Oil Company | Houston, TX 77208 | Oil & Gas Operator | Jan 2004 |
| 9 | Nitschke, Dan E. | Henrietta, TX 76365 | Oil & Gas Operator | Oct 2025 |
| 10 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Oct 2025 |
| 11 | North Central Oil Corp | Houston, TX 77252 | Oil & Gas Operator | Dec 2005 |
| 12 | Noxxe Oil And Gas, LLC | Houston, TX 77269 | Oil & Gas Operator | Oct 2025 |
| 13 | Nueces Petroleum Corporation | Sugar Land, TX 77496 | Oil Operator | Oct 2025 |
| 14 | Nuevo Energy Company | Houston, TX 77002 | Oil & Gas Operator | Dec 2002 |
Production numbers shown above are only for Liberty County, TX and for the production period listed.