| 1 | Apex DRLG | Bermuda Dunes, CA 92203 | Oil & Gas Operator | Dec 2019 |
| 2 | Axp Energy, Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2021 |
| 3 | Bradley, Charles R Dba Basin Energy Co | Prestonsburg, KY 41653 | Oil & Gas Operator | Dec 2022 |
| 4 | Chesapeake Appalachia LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Sep 2024 |
| 5 | Clean Gas, Inc | Hindman, KY 41822 | Oil & Gas Operator | Dec 2021 |
| 6 | Cobra Petroleum Production Corp | | Oil & Gas Operator | Dec 2018 |
| 7 | Core Appalachia Operating LLC | Charleston, WV 25362 | Oil & Gas Operator | Dec 2020 |
| 8 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Nov 2024 |
| 9 | Diversified Southern Production LLC | | Oil & Gas Operator | Dec 2018 |
| 10 | Eqt Production Company | Pittsburg, PA 15222 | Oil & Gas Operator | Sep 2024 |
| 11 | Hayden Harper Energy Ka, LLC | Charlotte, NC 28203-4173 | Oil & Gas Operator | Dec 2021 |
| 12 | Inland Gas Co, Inc | | Oil & Gas Operator | Dec 2022 |
| 13 | Jetta Operating Appalachia, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2022 |
| 14 | Kinzer, J. W. | | Oil & Gas Operator | Dec 2006 |
| 15 | Magnum Hunter Production, Inc. | Irving, TX 75014 | Oil & Gas Operator | Dec 2019 |
| 16 | Newport Oil Corporation | Clearwater, FL 33755 | Oil & Gas Operator | Jul 2011 |
| 17 | Quality Natural Gas, LLC | Allen, KY 41601 | Oil & Gas Operator | Dec 2022 |
| 18 | Spirit Energy L.L.C. | Caddo Mills, TX 75135 | Oil & Gas Operator | Dec 2018 |
| 19 | Target Oil & Gas Corp | | Oil & Gas Operator | Dec 2013 |
| 20 | Vinland Energy Operations, LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2022 |