| 2024 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2023 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2023 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2023 | New Bremen Foundation Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2022 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2022 | New Bremen Foundation Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Ohio Historical Society Inc | 990 | Vice President | 4 | $0 | $0 | View return |
| 2021 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2021 | New Bremen Foundation Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Ohio Historical Society Inc | 990 | Vice President | 4 | $0 | $0 | View return |
| 2020 | New Bremen Foundation Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2020 | Conserve School Trust Ea0296803 | 990 | Co-Chair | - | $0 | $0 | View return |
| 2019 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Member-At-Large | 1 | $0 | $0 | View return |
| 2019 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2019 | Ohio Historical Society Inc | 990 | Vice President | 4 | $0 | $0 | View return |
| 2019 | New Bremen Foundation Inc. | 990 | Pres/Treas(End 12/19)/Ttee(Beg 6/20) | 2 | $0 | $0 | View return |
| 2019 | Conserve School Trust Ea0296803 | 990 | Co-Chair | - | $0 | $0 | View return |
| 2018 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Member-At-Large | 1 | $0 | $0 | View return |
| 2018 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2018 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2018 | Ohio Historical Society Inc | 990 | Vice President | 4 | $0 | $0 | View return |
| 2017 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2017 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2016 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2016 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2015 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2015 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2015 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2014 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2014 | Trinity University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | James F & Eilleen W Dicke Charitable Trust C/O Bradley L Smith | 990EZ | Family Trustee | 2 | $0 | $0 | View return |
| 2013 | New Bremen Foundation Inc. | 990 | President/Treas & Trustee | 2 | $0 | $0 | View return |
| 2013 | Trinity University | 990 | Trustee | 0 | $0 | $0 | View return |
| 2013 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2013 | Ohio Historical Society Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2012 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2011 | Dicke Family Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |