| 1 | B J Oil Company | Corsicana, TX 75109 | Oil & Gas Operator | Apr 2026 |
| 2 | Barrett Oil Co. | White Oak, TX 75693 | Oil & Gas Operator | Dec 2024 |
| 3 | Bell, Robert | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 4 | Bowling, Sim P & Louise M | Louisville, KY 40208 | Oil Operator | Dec 2018 |
| 5 | Burness, William Steele Jr | Glasgow, KY 42142 | Oil Operator | Dec 2024 |
| 6 | Camco, Inc | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 7 | Carnes Oil LLC | Russell Springs, KY 42642 | Oil Operator | Dec 2020 |
| 8 | Colonial Corporation | St Simons Island, GA 31522 | Oil & Gas Operator | Dec 2000 |
| 9 | Coomer, Mitchell | Columbia, KY 42728 | Oil Operator | Dec 2024 |
| 10 | Crystal Exploration Co | | Oil & Gas Operator | Dec 2009 |
| 11 | Double D Producers, Inc | Edmonton, KY 42129 | Oil Operator | Dec 2024 |
| 12 | Eastern Energy Corporation | Bowling Green, KY 42104 | Oil & Gas Operator | Dec 2014 |
| 13 | Energy Corporation Of America | Charleston, WV 25311 | Oil & Gas Operator | Dec 2024 |
| 14 | Explo Oil, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Apr 2026 |
| 15 | Forell Energy Company | Fullerton, CA 92838 | Oil Operator | Dec 2023 |
| 16 | G & R Oil | Columbia, KY 42728 | Oil & Gas Operator | Dec 2019 |
| 17 | Garner, Jason L | Byrdstown, TN 38549 | Oil Operator | Dec 2023 |
| 18 | Gator Oil Co | Banner Elk, NC 28604 | Oil & Gas Operator | Dec 2020 |
| 19 | Gea Oil Drilling LLC | | Oil Operator | Dec 2016 |
| 20 | Hayden, Mabel | Barkerton, KY 42717 | Oil Operator | Dec 2015 |
| 21 | Hillside Oil Inc | Aurora, ON L4G | Oil Operator | Dec 2021 |
| 22 | Jackson, Howard Dba Jackson Enterprises | Williamsburg, KY 40769 | Oil & Gas Operator | Dec 2024 |
| 23 | Janes, Richard & Sandy | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 24 | Jarvis Drilling, Inc. | MT Zion, IL 62549 | Oil & Gas Operator | Dec 2023 |
| 25 | Jerry Hess Operating Company | Muenster, TX 76252 | Oil Operator | Dec 2008 |
| 26 | Lindsey, W W & Elliott, W E Dba Lindsey & Elliott | | Oil & Gas Operator | Dec 2024 |
| 27 | Lyle Energy & Development, Inc | | Oil Operator | Dec 2008 |
| 28 | Maximum Energy Development, LLC | Glasgow, KY 42142 | Oil Operator | Dec 2022 |
| 29 | Mercury Petroleum Company, Inc | | Oil Operator | Dec 2018 |
| 30 | Ohio Kentucky Oil Corporation | Lexington, KY 40503 | Oil & Gas Operator | Dec 2024 |
| 31 | Onyx Int'L Exploration LLC | | Oil & Gas Operator | Dec 2015 |
| 32 | Petrotech Resources Corp | Glasgow, KY 42141 | Oil & Gas Operator | Dec 2024 |
| 33 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Apr 2026 |
| 34 | Reliford, Jimmy | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 35 | Reliford, Jimmy DRLG Co | Columbia, KY 42728 | Oil & Gas Operator | Dec 2019 |
| 36 | Resource Energy Technologies, LLC | | Oil & Gas Operator | Dec 2017 |
| 37 | Rick-Rod Oil Company, Inc | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 38 | Rick-Rod Well Services Co | | Oil Operator | Dec 2013 |
| 39 | S & C Drilling, Inc | Columbia, KY 42728 | Oil Operator | Dec 2024 |
| 40 | Saap Energy, Inc | Newburgh, NY 12550 | Oil Operator | Dec 2024 |
| 41 | Sand Dollar, LLC | Henderson, KY 42420 | Oil & Gas Operator | Dec 2018 |
| 42 | Sinkhole Solutions, LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2021 |
| 43 | Storm Burchett Dba Storm Resources, LLC | Albany, KY 42602 | Oil Operator | Dec 2022 |
| 44 | T & B Drilling, Inc | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 45 | Target Oil & Gas Corp | | Oil & Gas Operator | Dec 2013 |
| 46 | Unknown | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
| 47 | Whitney Oil & Gas Co, LLC | | Oil & Gas Operator | Dec 2017 |
| 48 | Wilson, Bruce Oil Inc | Columbia, KY 42728 | Oil Operator | Dec 2024 |
| 49 | Yates Drilling Company | Artesia, NM 88210 | Oil & Gas Operator | Dec 2021 |
| 50 | Young Oil Corporation | | Oil & Gas Operator | Dec 2019 |