| 1 | Abercrombie Energy, LLC | Wichita, KS 67212 | Oil & Gas Operator | Dec 2023 |
| 2 | Abercrombie, A. L., Inc | Wichita, KS 67202 | Oil & Gas Operator | Dec 2023 |
| 3 | Allison J A | | Oil & Gas Operator | Nov 1995 |
| 4 | Anadarko Prod | | Oil & Gas Operator | Dec 1996 |
| 5 | Eagle Creek Corporation | Andover, KS 67002 | Oil & Gas Operator | Dec 2023 |
| 6 | Hartman Oil Company Inc | Wichita, KS 67206 | Oil & Gas Operator | Dec 2023 |
| 7 | Heath, Mark | Leoti, KS 67861 | Oil Operator | Nov 2009 |
| 8 | Kaiser-Francis Oil Company | Tulsa, OK 74121 | Oil & Gas Operator | Apr 2024 |
| 9 | Landmark Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Dec 2023 |
| 10 | Lario Oil & Gas Company | Odessa, TX 79762 | Oil & Gas Operator | Apr 2024 |
| 11 | Lasso Energy LLC | Chase, KS 67524 | Oil & Gas Operator | Dec 2023 |
| 12 | Mull Drilling Company | Wichita, KS 67206 | Oil & Gas Operator | Feb 2024 |
| 13 | Murfin Drilling Co., Inc. | Wichita, KS 67202 | Oil & Gas Operator | Feb 2024 |
| 14 | Osborn Heirs Company LTD | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2023 |
| 15 | Palomino Petroleum Inc | Newton, KS 67114 | Oil & Gas Operator | Dec 2023 |
| 16 | Raymond Oil Co., Inc. | Wichita, KS 67201 | Oil & Gas Operator | Dec 2023 |
| 17 | Red Oak Energy, Inc. | Wichita, KS 67207 | Oil & Gas Operator | Dec 2023 |
| 18 | Ritchie Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Jan 2024 |
| 19 | Samuel Gary Jr. & Associates, Inc. | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 20 | Scout Energy Management LLC | Dallas, TX 75240 | Oil & Gas Operator | Apr 2024 |
| 21 | Sdoco, LLC | Highlands Ranch, CO 80129 | Oil Operator | Dec 2023 |
| 22 | Shakespeare Oil Co Inc | Salem, IL 62881 | Oil & Gas Operator | Jan 2024 |
| 23 | Stratakan Exploration, LLC | Plainville, KS 67663 | Oil & Gas Operator | Dec 2023 |
| 24 | Whitco Petroleum, LP | Leoti, KS 67861 | Oil & Gas Operator | Dec 2023 |