| 1 | Arbor Resources LLC | | Oil & Gas Operator | Dec 2007 |
| 2 | Benchley Donald C | | Oil Operator | Jul 2012 |
| 3 | Breitburn Operating Limited Partnership | | Oil & Gas Operator | Aug 2022 |
| 4 | Clarkston Oil Co | | Oil Operator | Dec 2024 |
| 5 | Clarkston Oil Corp | | Oil Operator | Dec 2024 |
| 6 | Elek Aaron III | | Oil Operator | Jul 2005 |
| 7 | Elek Aaron III Estate | | Oil Operator | Feb 2015 |
| 8 | Fair Energies Inc | | Oil Operator | Oct 2024 |
| 9 | G And H Producers Inc | | Oil Operator | Sep 2004 |
| 10 | Hardy And Hardy Consulting LLC | | Oil & Gas Operator | Jul 2025 |
| 11 | Jordan Development Company LLC | Traverse City, MI 49686 | Oil & Gas Operator | Jul 2025 |
| 12 | Lease Management Inc | | Oil & Gas Operator | Jul 2025 |
| 13 | Long Jack Senior | | Oil Operator | Jan 2004 |
| 14 | Mercury Exploration Co | Fort Worth, TX 76104 | Oil & Gas Operator | Dec 2006 |
| 15 | Miller Energy Company II LLC | | Oil & Gas Operator | Aug 2025 |
| 16 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Oct 2025 |
| 17 | Muskegon Operating Company LLC | | Oil & Gas Operator | Aug 2025 |
| 18 | Newstar Energy USA Inc | Thornville, OH 43076 | Oil & Gas Operator | Aug 2004 |
| 19 | Northshore Petroleum LLC | | Oil Operator | Feb 2009 |
| 20 | Okemah Production Inc | | Oil Operator | Dec 2005 |
| 21 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 22 | Riverside Energy Michigan LLC | | Oil & Gas Operator | Jul 2025 |
| 23 | Sappington Crude Oil Inc | | Oil & Gas Operator | Dec 2024 |
| 24 | Sappington Walter B Dianne M | | Oil Operator | Dec 2024 |
| 25 | Sterling Operators Inc | | Oil Operator | Jul 2025 |
| 26 | Summit Essexville Inc | | Oil Operator | Dec 2014 |
| 27 | Sumner Energy Inc | | Oil & Gas Operator | Aug 2025 |
| 28 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 29 | Tallman Industries Inc | | Oil Operator | Jul 2025 |
| 30 | Tallman Trust Co | | Oil Operator | Jul 2025 |
| 31 | Untener Bishop Kenneth (Diocese Of Saginaw) | | Oil Operator | Dec 2024 |
| 32 | Wagner And Brown LTD Dba Wagner And Brown LTD | | Oil & Gas Operator | Sep 2002 |
| 33 | Yost Energy Inc | | Oil & Gas Operator | Aug 2025 |