| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R.S. Glaze Drilling | Oil Operator | Jan 1998 | |
| 2 | Reusch Well Service, Inc. | Ottawa, KS 66067 | Oil Operator | Nov 2024 |
| 3 | Rieke, Leo Ernest | Lenexa, KS 66219 | Oil & Gas Operator | Aug 1986 |
| 4 | Robert S. Harwell, Inc. | Edmond, OK 73034 | Oil Operator | Nov 2019 |