Oil & Gas Companies in Beauregard Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | E. L. Cox And Stanrich Oil Co. | | Oil & Gas Operator | Jul 1981 |
| 2 | Edwin L. Cox | | Oil & Gas Operator | May 1986 |
| 3 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
| 4 | Empire Louisiana LLC Of Delaware | | Oil & Gas Operator | Dec 2024 |
| 5 | Enerfin Field Services LLC | Houston, TX 77077 | Oil Operator | Nov 2024 |
| 6 | Energy Prod Management Corp | | Oil & Gas Operator | Oct 1991 |
| 7 | Energyquest II, LLC | The Woodlands, TX 77381 | Oil & Gas Operator | Jun 2025 |
| 8 | EP Energy E&P Company, LP | Houston, TX 77210 | Oil & Gas Operator | Jan 2023 |
| 9 | Esquire Oil And Gas LLC | | Oil & Gas Operator | Jan 2011 |
| 10 | Est. Of H. L. Hunt | | Oil & Gas Operator | Jun 1983 |
| 11 | Etoco, L.P. | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 12 | Exco Resources Inc | Dallas, TX 75251 | Oil & Gas Operator | Jun 2025 |
| 13 | Exodus Energy, Inc. | Huntington Beach, CA 92615 | Oil & Gas Operator | Jul 2018 |
Production numbers shown above are only for Beauregard Parish, LA and for the production period listed.