| 1 | Black Gold Oil Co Dba C & L Expl Co | St Louis, MO 63304 | Oil Operator | Dec 2023 |
| 2 | Black Gold Oil Company | Duncan, OK 73533-1581 | Oil & Gas Operator | Dec 2025 |
| 3 | Blue Flame Energy Corp | Pikeville, KY 41501 | Oil & Gas Operator | Dec 2024 |
| 4 | Boots, Rod | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 5 | Brunton Expl Co, Inc | Littleton, CO 80127 | Oil Operator | Dec 2024 |
| 6 | Central Energy Group, LLC | | Oil & Gas Operator | Dec 2020 |
| 7 | Encore Operating Kentucky LLC | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 8 | Foggy Bottom Farms, LLC | Bowling Green, KY 42101 | Oil Operator | Dec 2023 |
| 9 | Frank, Erwin | Bowling Green, KY 42101 | Oil Operator | Dec 2020 |
| 10 | Gea Oil Drilling LLC | | Oil Operator | Dec 2016 |
| 11 | Gulfstar Energy Group, LLC | Caneyville, KY 42721 | Oil & Gas Operator | Dec 2024 |
| 12 | Jennings Drilling Co. | | Oil & Gas Operator | Dec 1997 |
| 13 | JTH Capital Group, LLC | Bowling Green, KY 42103 | Oil Operator | Dec 2023 |
| 14 | Kelcas Well Services LTD | Owensboro, KY 42303 | Oil Operator | Dec 2021 |
| 15 | Keneco, Inc | | Oil & Gas Operator | Dec 2018 |
| 16 | Key Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Dec 2021 |
| 17 | Killian, Jeffrey M | Bowling Green, KY 42101 | Oil Operator | Dec 2023 |
| 18 | Lowe, Wallace W | | Oil Operator | Dec 2013 |
| 19 | Madison Brothers Investment, LLC | Brownsville, KY 42210 | Oil & Gas Operator | Dec 2023 |
| 20 | Magnum Hunter Production, Inc. | Irving, TX 75014 | Oil & Gas Operator | Dec 2019 |
| 21 | Maximum Energy Development, LLC | Glasgow, KY 42142 | Oil Operator | Dec 2022 |
| 22 | MDM Energy, Inc. | The Colony, TX 75056 | Oil & Gas Operator | Apr 2026 |
| 23 | Mieka LLC | Flower Mound, TX 75028-7446 | Oil & Gas Operator | Dec 2014 |
| 24 | Nowea, Inc | Melbourne, FL 32901 | Oil Operator | Dec 2024 |
| 25 | Ohio Kentucky Oil Corporation | Lexington, KY 40503 | Oil & Gas Operator | Dec 2024 |
| 26 | Picayune Resources, Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2023 |
| 27 | Ravenna Oil Co | Beattyville, KY 41311 | Oil Operator | Dec 2023 |
| 28 | Republic Exploration, LLC | Bowling Green, KY 42104 | Oil Operator | Dec 2011 |
| 29 | Rodline Petroleum LLC | Adolphus, KY 42120 | Oil Operator | Dec 2023 |
| 30 | Saap Energy, Inc | Newburgh, NY 12550 | Oil Operator | Dec 2024 |
| 31 | Smith, Alan S | | Gas Operator | Dec 2022 |
| 32 | Southern Oil & Gas LLC | Corpus Christ, TX 78401 | Oil & Gas Operator | Apr 2026 |
| 33 | Star Oil Operating Company, LLC | Bowling Green, KY 42101 | Oil & Gas Operator | Mar 2026 |
| 34 | Stinson, Ernest Dba Logsdon Valley Oil | Horse Cave, KY 42749 | Oil Operator | Dec 2021 |
| 35 | T & T Contracting Dba Hulman Contracting, LLC | Rockfield, KY 42274 | Oil & Gas Operator | Dec 2024 |
| 36 | Travell Energy, Inc | | Oil Operator | Dec 2023 |
| 37 | Unknown | Houston, TX 77208 | Oil & Gas Operator | Dec 2024 |
| 38 | Viking Oil & Gas, LLC | Caneyville, KY 42721 | Oil & Gas Operator | Dec 2024 |
| 39 | Yost, Barbra E | | Oil Operator | Dec 2018 |