| 2024 | Foundation for Rural Service | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2023 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2022 | Iowa Communications Alliance | 990 | Director - Thru 3/22 | 1 | $0 | $0 | View return |
| 2022 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Iowa Communications Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2021 | Carl and Marilynn Thoma Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2020 | Iowa Communications Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Carl and Marilynn Thoma Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2020 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2019 | Carl and Marilynn Thoma Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2019 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | Iowa Communications Alliance | 990 | Immediate Past President | 2 | $0 | $0 | View return |
| 2019 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2018 | Iowa Communications Alliance | 990 | President | 2 | $0 | $0 | View return |
| 2018 | Carl and Marilynn Thoma Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2018 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2018 | Carl and Marilynn Thoma Art Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2017 | Carl and Marilynn Thoma Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2017 | Iowa Communications Alliance | 990 | Vice President | 2 | $0 | $0 | View return |
| 2017 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2016 | Iowa Communications Alliance | 990 | 2nd Vice President | 2 | $0 | $0 | View return |
| 2016 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2015 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2015 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2014 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2014 | Mount Baker Theatre | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2013 | Forest City Economic Development Inc | 990 | Board Member | - | $0 | $0 | View return |
| 2013 | Mount Baker Theatre | 990 | Treasurer | 2 | $0 | $0 | View return |