| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Empire North Dakota LLC | Tulsa, OK 74114 | Oil & Gas Operator | Aug 2025 |
| 2 | Encore Energy Partners Operating LLC | Houston, TX 77057 | Oil & Gas Operator | Apr 2015 |
| 3 | Encore Operating LP | Plano, TX 75024 | Oil & Gas Operator | May 2025 |
| 4 | Enduro Operating LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2018 |
| 5 | Exploration Company, The | San Antonio, TX 78258 | Oil & Gas Operator | Jun 2010 |