| 1 | Apollo Exploration And Development Inc | | Oil & Gas Operator | Jun 2024 |
| 2 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 3 | Breitburn Operating Limited Partnership | | Oil & Gas Operator | Aug 2022 |
| 4 | Brown, H. L., Jr. | Midland, TX 79702 | Oil & Gas Operator | May 2002 |
| 5 | Bwab Incorporated | Denver, CO 80202 | Oil & Gas Operator | Aug 1996 |
| 6 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
| 7 | CMS Oil And Gas Company | Jackson, MI 49201 | Oil & Gas Operator | Oct 2002 |
| 8 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 9 | Dominion Midwest Energy Inc | | Oil & Gas Operator | Dec 2007 |
| 10 | Dynamic Development Inc | | Oil & Gas Operator | Sep 2024 |
| 11 | Federated Oil And Gas Properties Inc | | Oil & Gas Operator | Oct 2024 |
| 12 | H And H Star Energy Inc Dba Petrostar Energy | | Oil & Gas Operator | Feb 2004 |
| 13 | H L Brown Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2024 |
| 14 | Hardy And Hardy Consulting LLC | | Oil & Gas Operator | Sep 2024 |
| 15 | Howard Energy Co Inc | Traverse City, MI 49684 | Oil & Gas Operator | Jun 2014 |
| 16 | Isbrandtsen Oil And Gas Co | | Oil Operator | Mar 2002 |
| 17 | Layline Oil And Gas LLC | Marion, MI 49665 | Oil & Gas Operator | Sep 2024 |
| 18 | Lease Management Inc | | Oil & Gas Operator | May 2024 |
| 19 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2024 |
| 20 | McClure Oil Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Dec 2024 |
| 21 | McCool John E | Youngsville, PA 16371 | Oil & Gas Operator | Sep 2024 |
| 22 | Mid Michigan Gas Storage Co | | Oil & Gas Operator | Mar 2022 |
| 23 | Miller Energy Company II LLC | | Oil & Gas Operator | Oct 2024 |
| 24 | Miracle Petroleum LLC | | Oil & Gas Operator | Oct 2018 |
| 25 | Missaukee Oil And Gas Company LLC | | Oil & Gas Operator | Sep 2024 |
| 26 | Newstar Energy USA Inc | Thornville, OH 43076 | Oil & Gas Operator | Aug 2004 |
| 27 | Northern Processors Inc | The Woodlands, TX 77387-9385-9385 | Oil & Gas Operator | Sep 2010 |
| 28 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 29 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 30 | R S E C LLC | | Oil & Gas Operator | Nov 2002 |
| 31 | Ranch Production Co | | Oil & Gas Operator | Jul 2000 |
| 32 | Ranch Production LLC | | Oil & Gas Operator | Jun 2024 |
| 33 | Riverside Energy Michigan LLC | | Oil & Gas Operator | Sep 2024 |
| 34 | Samson Natural Gas Co | | Oil & Gas Operator | Oct 1992 |
| 35 | Schmude Oil Inc | | Oil & Gas Operator | Oct 2024 |
| 36 | Summit Reed City Inc | | Oil Operator | Dec 2014 |
| 37 | Terra Energy LTD | | Oil & Gas Operator | Apr 2018 |
| 38 | W B Osborn Oil And Gas Operations LTD | | Oil Operator | Sep 2024 |
| 39 | Ward M Haggard Oil And Gas Exploration Inc | | Oil Operator | Oct 2024 |
| 40 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Dec 2024 |
| 41 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 42 | Winterfield Corp | | Oil Operator | Dec 2023 |