| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | H & H Production | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2015 |
| 2 | H & R Exploratio | Oil Operator | Feb 1992 | |
| 3 | HG Oil Holdings, LLC | Hoisington, KS 67544 | Oil & Gas Operator | Jun 2025 |
| 4 | Hrbek, R.L. | Merino, CO 80741 | Oil & Gas Operator | Jan 2024 |