| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | E & E Production Company, Inc. | Oil & Gas Operator | Dec 2004 | |
| 2 | Eldorado Gas Inc. | Oil & Gas Operator | May 1986 | |
| 3 | Empire Land Corporation | New Orleans, LA 70130 | Oil & Gas Operator | Nov 2014 |
| 4 | Enercorp Resources, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 1993 |
| 5 | Energy Reserves Group | Houston, TX 770563020 | Oil & Gas Operator | Apr 1996 |
| 6 | Enlink Lig, LLC | Oil Operator | Jul 2024 | |
| 7 | Evangeline Pumpers, Inc. | Oil & Gas Operator | Jul 2005 | |
| 8 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |