| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Edisto Resources Corp | Houston, TX 77057 | Oil & Gas Operator | Oct 1999 |
| 2 | Elite Tank Trucks, Inc | Oil & Gas Operator | Mar 2025 | |
| 3 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 4 | Equal Energy Us Inc | Tulsa, OK 74103-4621 | Oil & Gas Operator | Nov 2019 |
| 5 | Esco Exploration, Inc | Dallas, TX 75201 | Oil & Gas Operator | Mar 2015 |
| 6 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Jun 2025 |
| 7 | Exxonmobil Oil Corp | Houston, TX 77210 | Oil & Gas Operator | Mar 2025 |