| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Deep Resources LLC | Holmesville, OH 44633 | Oil & Gas Operator | Dec 2025 |
| 2 | Derby Oil & Gas Corp | Cumberland, OH 43732 | Oil & Gas Operator | Dec 1986 |
| 3 | Derby Operating Corp | Wooster, OH 44691 | Oil & Gas Operator | Dec 2025 |
| 4 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2026 |
| 5 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Mar 2026 |