| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | E & B Natural Resources Management Corporation | Hays, KS 67601 | Oil & Gas Operator | Aug 2025 |
| 2 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 3 | Elevate Energy LTD | Aurora, CO 80016 | Oil & Gas Operator | Jun 2025 |
| 4 | Encore Operating Company | Denver, CO 80227 | Oil & Gas Operator | Dec 2019 |
| 5 | Energy Explorati | Oil & Gas Operator | Oct 1993 | |
| 6 | Energy One Oil Operations | Oil Operator | Mar 2003 | |
| 7 | Energy Three, Inc. | Jackson, MS 39211 | Oil & Gas Operator | Jun 2025 |
| 8 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Dec 2019 |