Oil & Gas Companies in Calcasieu Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | R L Kelly, SR. | | Oil Operator | Feb 2009 |
| 2 | Range Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Sep 2021 |
| 3 | Realco Oil & Gas, Inc. | | Oil & Gas Operator | Sep 2007 |
| 4 | Reef Exploration Inc | Denver, CO 80202 | Oil & Gas Operator | Feb 2007 |
| 5 | Reef Exploration, L.P. | Richardson, TX 75080 | Oil & Gas Operator | Oct 2025 |
| 6 | Reliance Energy, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 7 | Reserve Oil Inc. | | Oil & Gas Operator | Jan 1980 |
| 8 | Resources Investment Corp | Denver, CO 80202 | Oil & Gas Operator | Sep 2018 |
| 9 | Reunion Energy Company | Houston, TX 77056 | Oil & Gas Operator | May 1996 |
| 10 | Reunion Titan, Inc. | | Oil & Gas Operator | Jan 2017 |
| 11 | Riceland Petroleum Company | | Oil & Gas Operator | Nov 2024 |
| 12 | Rig Iron, Inc. | | Oil & Gas Operator | Mar 1991 |
| 13 | Rio Bravo Expl. & Prod. Co. | Houston, TX 77055 | Oil & Gas Operator | Apr 2020 |
| 14 | Rio Bravo Oil Company | The Woodlands, TX 77381 | Oil & Gas Operator | Feb 2002 |
| 15 | Riseden, LTD | | Oil & Gas Operator | Nov 1989 |
| 16 | RLM Energy Company Inc. | Monroe, LA 71201 | Oil & Gas Operator | Mar 2008 |
| 17 | Robert P. Artzberger | | Oil & Gas Operator | Dec 1979 |
| 18 | Rockleigh K. Thurman | | Oil & Gas Operator | Jan 2025 |
| 19 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 20 | Rutherford Oil Corporation | Houston, TX 77046 | Oil & Gas Operator | Jun 2019 |
Production numbers shown above are only for Calcasieu Parish, LA and for the production period listed.