| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Halfway Oil Inc | Tahlequah, OK 74464-5448 | Oil & Gas Operator | Aug 2013 |
| 2 | Herzfeld Fabricators Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 2017 |
| 3 | HRC Production Co | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |