| 2024 | Friends of Levitt Shell Sioux Falls Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | University of Sioux Falls | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Sioux Steel Company Foundation | 990PF | Vice President | 0.5 | $0 | $0 | View return |
| 2021 | Sioux Steel Company Foundation | 990PF | Vice President | 0.5 | $0 | $0 | View return |
| 2020 | Sioux Steel Company Foundation | 990PF | Vice President | 0.5 | $0 | $0 | View return |
| 2020 | University of Sioux Falls | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | University of Sioux Falls | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2018 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2018 | University of Sioux Falls | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2017 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2017 | University of Sioux Falls | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2016 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2016 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2016 | University of Sioux Falls | 990 | Trustee | 5 | $0 | $0 | View return |
| 2015 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2015 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2015 | University of Sioux Falls | 990 | Trustee | 5 | $0 | $0 | View return |
| 2014 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2014 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2014 | University of Sioux Falls | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | Great Bear Recreation Park Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2013 | University of Sioux Falls | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2013 | Southeast Technical Institute Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2012 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2011 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2010 | Sioux Steel Company Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |