| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Eddy Oil Company | Oil & Gas Operator | Oct 2011 | |
| 2 | Edge Energy II LLC | Oil & Gas Operator | Oct 2024 | |
| 3 | Edge Energy LLC | Oil & Gas Operator | Dec 2025 | |
| 4 | Encana Energy Resources Inc | Denver, CO 80202-2828 | Oil & Gas Operator | Feb 2024 |
| 5 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 6 | EOG Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 7 | Extraction Oil & Gas LLC | Oil & Gas Operator | Dec 2025 |