| 1 | A.D.C.O. Well Services Inc. | Waterloo, NY 13165 | Gas Operator | Dec 2017 |
| 2 | Columbia Natural Resources LLC | Charleston, WV 23502 | Oil & Gas Operator | Dec 2017 |
| 3 | Empire Energy E & P LLC | Wichita, KS 67203 | Oil & Gas Operator | Feb 2019 |
| 4 | Meridian Exploration Corp. | Pittsburgh, PA 15222-1719 | Oil & Gas Operator | Nov 2017 |
| 5 | Minard Run Oil Co | Bradford, PA 16701 | Oil & Gas Operator | Dec 2018 |
| 6 | Pioneer Resources Inc | Phillipsburg, KS 67661 | Oil & Gas Operator | Feb 2019 |
| 7 | Range Resources Appalachia LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2019 |
| 8 | Rasmussen'S Energy Inc. | Waterloo, NY 13165 | Gas Operator | Dec 2016 |
| 9 | Reserve Energy Exploration Company | Chagrin Falls, OH 44023 | Gas Operator | Dec 2017 |