Oil & Gas Companies in Louisiana
| Company Name | Company Location | Company Type | Most Recent Production |
| 201 | Hunt Energy Corporation | | Oil & Gas Operator | Feb 2002 |
| 202 | Hunt Industries, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2000 |
| 203 | Hunt Investment Corporation | | Oil & Gas Operator | Jun 1989 |
| 204 | Hunt Oil Co., Et Al | | Oil & Gas Operator | Nov 1992 |
| 205 | Hunt Oil Company | Dallas, TX 75201 | Oil & Gas Operator | Apr 2026 |
| 206 | Hunt Petroleum (Aec), Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 207 | Hunt Petroleum Corp. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2008 |
| 208 | Hunter Oil & Gas, LLC | | Oil & Gas Operator | Oct 2001 |
| 209 | Huntlyn Operating, LLC | | Oil & Gas Operator | Sep 2022 |
| 210 | Hurley Oil And Gas Company | | Oil & Gas Operator | Jan 1997 |
| 211 | Hurley Petroleum Corporation | Baton Rouge, LA 70821 | Oil & Gas Operator | Feb 2000 |
| 212 | Hurricane Iron & Steel, Inc. | | Oil Operator | Dec 1993 |
| 213 | Hutson Oil Co. | | Oil & Gas Operator | Nov 2024 |
| 214 | Hy-Mark Oil & Gas, Inc. | | Oil Operator | Mar 1991 |
| 215 | Hyatt Exploration, Inc. | | Oil Operator | Jul 1995 |
| 216 | Hyco Oil Inc | Newcastle, WY 82701 | Oil & Gas Operator | Dec 2006 |
| 217 | Hydrocarbon MGMT., Inc. | | Oil & Gas Operator | Mar 1997 |
| 218 | Hyman Muslow | | Oil Operator | Jun 1995 |
| 219 | Hyperion Energy LP | Dallas, TX 75206 | Oil & Gas Operator | May 2014 |
Production numbers shown above are only for Louisiana and for the production period listed.