| 1 | Alliance Petroleum Co., LLC | | Oil & Gas Operator | Dec 2021 |
| 2 | Angerman Associates Inc | | Oil & Gas Operator | Mar 1998 |
| 3 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Sep 2024 |
| 4 | Chesapeake Appalachia LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Oct 2024 |
| 5 | CNG Producing Company | New Orleans, LA 70112 | Oil & Gas Operator | Dec 2015 |
| 6 | Columbia Natural Resources, LLC | Charleston, WV 23502 | Oil & Gas Operator | Dec 2021 |
| 7 | Commonwealth Energy, Inc. | Weston, WV 26452-0000 | Oil & Gas Operator | Dec 2021 |
| 8 | Core Appalachia Operating LLC | Charleston, WV 25362 | Oil & Gas Operator | Dec 2020 |
| 9 | Cornerstone Mining, LLC | | Gas Operator | Sep 2019 |
| 10 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 11 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Dec 2024 |
| 12 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |
| 13 | Eastern American Energy Corp | | Oil & Gas Operator | Dec 2008 |
| 14 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2022 |
| 15 | Equitable Production Company | Charleston, WV 25302 | Oil & Gas Operator | Dec 2007 |
| 16 | Greylock Conventional, LLC | Charleston, WV 25311 | Oil & Gas Operator | Oct 2024 |
| 17 | Nytis Exploration Company LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2021 |
| 18 | Operator Unknown | Charleston, WV 25304-0000 | Oil & Gas Operator | Dec 2021 |
| 19 | Ross & Wharton Gas Co Inc | Buckhannon, WV 26201 | Oil & Gas Operator | Dec 2021 |
| 20 | T & F Exploration, LP | Pittsburgh, PA 15241-1375 | Oil & Gas Operator | Oct 2023 |
| 21 | Virtex Eastern Producing Co., LLC | | Gas Operator | Dec 2021 |