| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R - J Enterprises | Farmington, NM 874990051 | Oil Operator | Mar 2021 |
| 2 | Reese Exploratio | Oil & Gas Operator | Mar 1995 | |
| 3 | Reese Oil Company | Raytown, MO 64133 | Oil Operator | Jan 1999 |
| 4 | Rhodes Well Service | Oil Operator | Feb 2026 | |
| 5 | Riveria Drilling | Oil Operator | Aug 1984 | |
| 6 | RJ Energy, LLC | Garnett, KS 66032 | Oil Operator | Feb 2026 |
| 7 | Rocky Road Oil Company | Oil Operator | Jan 2026 | |
| 8 | Running Foxes Petroleum Inc. | Centennial, CO 80112 | Oil & Gas Operator | Feb 2026 |