| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Quantum Energy | Red Lodge, MT 59068 | Gas Operator | Jan 1998 |
| 2 | Quest Cherokee LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2025 |
| 3 | Quest Development Co. | Oil Operator | Sep 2025 | |
| 4 | Quest Energy Service Inc. | Chanute, KS 66720 | Oil & Gas Operator | Jan 2009 |
| 5 | Quogue Oil & Gas, Inc. | New York, NY 10022 | Gas Operator | Jun 1998 |