| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Quality Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Aug 2002 |
| 2 | Quanico Oil & Gas, Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Oct 2025 |
| 3 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | Oct 2025 |
| 4 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Jun 2025 |
| 5 | Questar Expl. And Prod. Co. | Salt Lake Cty, UT 84145 | Oil & Gas Operator | Jul 2011 |