| 1 | Ausmus & Clark Oil | | Oil Operator | Jul 2022 |
| 2 | Becca Oil LLC | Cushing, OK 74023-1347 | Oil & Gas Operator | Sep 2024 |
| 3 | Berry Energy Inc*Walter | | Oil & Gas Operator | Feb 2017 |
| 4 | Cholla Petroleum, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Dec 2024 |
| 5 | Cholla Production LLC | Littleton, CO 80127 | Oil & Gas Operator | Aug 2024 |
| 6 | Ellora LLC | Boulder, CO 80308 | Oil & Gas Operator | Feb 2010 |
| 7 | H & R Well Services, Inc. | FT Morgan, CO 80701 | Oil & Gas Operator | Apr 2015 |
| 8 | Horseshoe Operating, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 2023 |
| 9 | HRM Resources II, LLC | Denver, CO 80202 | Oil & Gas Operator | Jan 2022 |
| 10 | HRM Resources LLC | Denver, CO 80202 | Oil & Gas Operator | Aug 2015 |
| 11 | Investment Equipment LLC | FT Morgan, CO 80701 | Oil & Gas Operator | Sep 2024 |
| 12 | Jetta Operating Company Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2024 |
| 13 | Kykon Oil & Gas, Inc. | Billings, MT 59103 | Oil & Gas Operator | Feb 2009 |
| 14 | L B Exploration Inc | Wichita, KS 67205 | Oil & Gas Operator | Aug 2024 |
| 15 | Lamar Oil & Gas Exploration | | Gas Operator | Oct 2013 |
| 16 | Mull Drilling Company | Wichita, KS 67206 | Oil & Gas Operator | Sep 2024 |
| 17 | Murfin Drilling Co., Inc. | Wichita, KS 67202 | Oil & Gas Operator | Oct 2024 |
| 18 | Oilfield Operating Company | Cushing, OK 74023-1347 | Oil & Gas Operator | Jan 2018 |
| 19 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Dec 2024 |
| 20 | P.O.&G. Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2024 |
| 21 | Ramsey Property Management LLC | Oklahoma City, OK 73120-1955 | Oil & Gas Operator | Sep 2024 |
| 22 | Renegade Oil & Gas Company LLC | | Oil & Gas Operator | Sep 2024 |
| 23 | Strachan Exploration Inc | Englewood, CO 80112 | Oil & Gas Operator | Sep 2024 |
| 24 | Sunburst, Inc. | Wheat Ridge, CO 80033 | Oil & Gas Operator | Aug 2024 |
| 25 | Thomas L Spring LLC | | Oil & Gas Operator | Oct 2024 |