Oil & Gas Companies in St. Landry Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | W & T Oil Properties, Inc. | | Oil & Gas Operator | Nov 1989 |
| 2 | W. A. Moncrief | | Oil & Gas Operator | Jun 2010 |
| 3 | W. A. Moncrief, Jr. | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 2025 |
| 4 | W. G. Darsey, III | | Oil & Gas Operator | Nov 1981 |
| 5 | W. L. Estis | | Oil & Gas Operator | Dec 1999 |
| 6 | Wainoco Oil & Gas Company | Houston, TX 77024 | Oil & Gas Operator | Dec 2005 |
| 7 | Walter Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 8 | Wapiti Operating, LLC | Houston, TX 77043 | Oil & Gas Operator | Oct 2025 |
| 9 | Warhorse Oil & Gas, LLC | | Oil & Gas Operator | Dec 2018 |
| 10 | Westport Oil & Gas Company LP | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2007 |
| 11 | White Oak Operating Company LLC | Houston, TX 77077 | Oil & Gas Operator | Oct 2025 |
| 12 | White River Operating LLC | Gilmer, TX 75644 | Oil & Gas Operator | Jul 2025 |
| 13 | Whitton Company, Inc. | | Oil & Gas Operator | Jul 2020 |
| 14 | Windfohr Oil Company | | Oil & Gas Operator | May 1980 |
| 15 | Wle, Inc. | | Oil & Gas Operator | Feb 2012 |
| 16 | Woods Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
Production numbers shown above are only for St. Landry Parish, LA and for the production period listed.