| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Natural Capital LLC | Castle Rock, CO 80104 | Oil & Gas Operator | Dec 2009 |
| 2 | New Donna Lee Oil Company | Bakersfield, CA 93308 | Oil & Gas Operator | Dec 2009 |
| 3 | NTR Energy LLC | Caney, KS 67333 | Oil & Gas Operator | Apr 2020 |
| 4 | Numac LLC | Cherryvale, KS 67335 | Oil Operator | Aug 2023 |