| 2025 | Columbus Classical Academy | 990 | Secretary | 3 | $0 | $0 | View return |
| 2024 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $195,000 | $0 | View return |
| 2024 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2024 | Columbus Classical Academy | 990 | Secretary | 3 | $0 | $0 | View return |
| 2024 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | $0 | View return |
| 2023 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $182,000 | $0 | View return |
| 2023 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | $0 | View return |
| 2023 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2023 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Collegiate Network Inc. | 990 | Trustee (Until 3/24) | 1 | $0 | $0 | View return |
| 2023 | Intercollegiate Studies Institute Inc. | 990 | Trustee (Until 3/24) | 2 | $0 | $0 | View return |
| 2022 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $170,000 | - | View return |
| 2022 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2022 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2022 | Intercollegiate Studies Institute Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Collegiate Network Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $162,000 | - | View return |
| 2021 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2021 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2021 | Collegiate Network Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Intercollegiate Studies Institute Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $157,000 | - | View return |
| 2020 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2020 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2020 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2020 | Mission Columbus Institute For | 990 | Secretary | 2 | $0 | $0 | View return |
| 2020 | Collegiate Network Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Intercollegiate Studies Institute Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $151,121 | - | View return |
| 2019 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2019 | Mission Columbus Institute For | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2019 | Collegiate Network Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Intercollegiate Studies Institute Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $160,136 | $0 | View return |
| 2018 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2018 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Mission Columbus Institute For | 990 | Secretary | 2 | $0 | $0 | View return |
| 2018 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 2 | $0 | - | View return |
| 2018 | Collegiate Network Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Intercollegiate Studies Institute Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $143,000 | $0 | View return |
| 2017 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 1 | $0 | $0 | View return |
| 2017 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2016 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $144,305 | $0 | View return |
| 2016 | Hendricks County Community Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Acton Institute for the Study of Religion and Liberty | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Hillsdale College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2016 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 0.5 | $0 | $0 | View return |
| 2016 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2015 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $0 | $0 | View return |
| 2015 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 1 | $0 | $0 | View return |
| 2015 | Hendricks County Community Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 0.5 | $0 | $0 | View return |
| 2014 | Altsheler-Durell Foundation Inc. | 990PF | Chairman | 10 | $0 | $0 | View return |
| 2014 | The George Edward Durell Foundation | 990PF | Chairman | 30 | $0 | $0 | View return |
| 2014 | Hendricks County Community Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairma | 0.5 | $0 | $0 | View return |
| 2014 | Mission Columbus Institute For | 990 | Trustee | 2 | $0 | $0 | View return |
| 2013 | Hendricks County Community Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The George Edward Durell Foundation | 990PF | Chairman | 20 | $0 | $0 | View return |
| 2013 | Mercy Medical Center of Cambodia Inc | 990 | Vice Chairman | 0 | $0 | $0 | View return |
| 2012 | The George Edward Durell Foundation | 990PF | Chairman | 20 | $0 | $0 | View return |
| 2011 | The George Edward Durell Foundation | 990PF | Chairman | 20 | $22,500 | $0 | View return |
| 2010 | The George Edward Durell Foundation | 990PF | Chairman | 20 | $25,000 | $0 | View return |