| 1 | Benelli Oil LLC | | Oil Operator | Dec 2023 |
| 2 | Cain Glen | | Oil Operator | Dec 2016 |
| 3 | Christian Oil Co Inc | | Oil & Gas Operator | Dec 2024 |
| 4 | Creco Operating, LLC | | Oil & Gas Operator | Nov 2015 |
| 5 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 6 | Don Yohe Enterprises Inc. | Armada, MI 48005 | Oil & Gas Operator | Apr 2018 |
| 7 | Federated Oil And Gas Properties Inc | | Oil & Gas Operator | Dec 2024 |
| 8 | Glen Cain Inc | | Oil Operator | Dec 2023 |
| 9 | Hilden Oil Co Inc | | Oil & Gas Operator | Oct 2024 |
| 10 | House Thomas J | | Oil Operator | Jun 2024 |
| 11 | J And D Evart Production LLC | | Oil Operator | Jan 2025 |
| 12 | J&J Oil | La Vernia, TX 78121 | Oil & Gas Operator | Mar 2025 |
| 13 | Lease Management Inc | | Oil & Gas Operator | Jul 2024 |
| 14 | Lees Petroleum LLC | | Oil & Gas Operator | Jul 2000 |
| 15 | Long Jack Senior | | Oil Operator | Jan 2004 |
| 16 | Midstate Employment Services LLC | | Oil Operator | Apr 2024 |
| 17 | Miller Energy Company II LLC | | Oil & Gas Operator | Dec 2024 |
| 18 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Mar 2025 |
| 19 | Muskegon Operating Company LLC | | Oil & Gas Operator | Jan 2025 |
| 20 | Newstar Energy USA Inc | Thornville, OH 43076 | Oil & Gas Operator | Aug 2004 |
| 21 | Okemah Production Inc | | Oil Operator | Dec 2005 |
| 22 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 23 | R And B Energy Co LLC | | Oil Operator | Dec 2011 |
| 24 | Tongue Schuster And Associates Inc | | Oil & Gas Operator | Feb 2007 |
| 25 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 26 | W B Osborn Oil And Gas Operations LTD | | Oil Operator | Dec 2024 |
| 27 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | Dec 2024 |