Oil & Gas Companies in Calcasieu Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Eagle Oil & Gas Co. | Dallas, TX 75225 | Oil & Gas Operator | Oct 2025 |
| 2 | Eastern Oil Corporation | Houston, TX 77070 | Oil & Gas Operator | Oct 2025 |
| 3 | Eclipse Services, Inc. * | La Grange, TX 78945 | Oil & Gas Operator | Jul 2003 |
| 4 | Edwin L. Cox | | Oil & Gas Operator | May 1986 |
| 5 | Edwin L. Cox & Berry R. Cox | | Oil & Gas Operator | Jun 1986 |
| 6 | Elysium Energy, L.L.C. | Denver, CO 80202 | Oil & Gas Operator | Jun 2019 |
| 7 | Elysium Jennings, LLC | | Oil & Gas Operator | Dec 2024 |
| 8 | Empire Land Corporation | New Orleans, LA 70130 | Oil & Gas Operator | Nov 2014 |
| 9 | Energen Resources Maq Inc | Birmingham, AL 35203 | Oil & Gas Operator | Sep 2000 |
| 10 | Energy Development Corporation | Houston, TX 77067 | Oil & Gas Operator | Dec 2024 |
| 11 | Energy Investments Inc | | Oil & Gas Operator | Aug 2025 |
| 12 | Energy Properties Inc. | | Oil & Gas Operator | Dec 2023 |
| 13 | Enron Oil & Gas Company | Houston, TX 77210 | Oil & Gas Operator | Dec 1999 |
| 14 | Entex, Inc. | | Oil & Gas Operator | Dec 1984 |
| 15 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Dec 2019 |
| 16 | Equipment, Inc. | | Oil & Gas Operator | Mar 1983 |
| 17 | Ethyl Properties Inc. | | Oil & Gas Operator | Aug 1989 |
| 18 | Etoco, L.P. | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 19 | Exchange Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1987 |
| 20 | Exodus Energy, Inc. | Huntington Beach, CA 92615 | Oil & Gas Operator | Jul 2018 |
| 21 | Expert Oil & Gas, L.L.C. | | Oil & Gas Operator | Nov 2024 |
Production numbers shown above are only for Calcasieu Parish, LA and for the production period listed.