| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Eagle Operating Inc | Minot, ND 58701 | Oil & Gas Operator | Jan 2025 |
| 2 | Elk Oil Company | Overland Park, KS 66212 | Oil & Gas Operator | Sep 2007 |
| 3 | Empire North Dakota LLC | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2025 |
| 4 | Encore Energy Partners Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2015 |
| 5 | Encore Operating LP | Plano, TX 75024 | Oil & Gas Operator | Dec 2024 |
| 6 | Enduro Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 7 | EOG Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2025 |