Oil & Gas Companies in St. Landry Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Halbouty-Reserve | | Oil & Gas Operator | Sep 1987 |
| 2 | Halbouty-Reserve-Pel-Tex | | Oil & Gas Operator | May 1985 |
| 3 | Harbert Energy Corp/Gulf Coast | | Oil & Gas Operator | Dec 1991 |
| 4 | Headington Oil Company | Dallas, TX 75231 | Oil & Gas Operator | Dec 2016 |
| 5 | Henderson Oil & Gas | | Oil Operator | Sep 1990 |
| 6 | Henry Production Company, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Oct 2019 |
| 7 | Hilcorp Energy Company | Houston, TX 77208 | Oil & Gas Operator | Oct 2025 |
| 8 | Hilliard Oil & Gas Inc | New Orleans, LA 70112 | Oil & Gas Operator | May 2001 |
| 9 | Hilliard Petroleum Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Sep 2009 |
| 10 | Hilty Interests, Inc. | Kerrville, TX 78028 | Oil & Gas Operator | Jun 1989 |
| 11 | Houston Production Corporation | | Oil & Gas Operator | Jan 2004 |
| 12 | Howell Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Oct 2015 |
| 13 | HS Resources, Inc. | Denver, CO 80202 | Oil & Gas Operator | Dec 2005 |
| 14 | Hunter Oil & Gas, LLC | | Oil & Gas Operator | Oct 2001 |
| 15 | Huntlyn Operating, LLC | | Oil & Gas Operator | Sep 2022 |
Production numbers shown above are only for St. Landry Parish, LA and for the production period listed.