| 2024 | Iowa Business Council | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2024 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2024 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2023 | International Union Icwuc Local 498 | 990 | Vice President | 1.7 | $4,769 | $0 | View return |
| 2023 | Iowa Business Council | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2023 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2023 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2023 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2022 | International Union Icwuc Local 498 | 990 | Vice President | 0.2 | $2,430 | $0 | View return |
| 2022 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2022 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2022 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2021 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2021 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2021 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2020 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2020 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2019 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2019 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2018 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2018 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2018 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2017 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2017 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2016 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2016 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2016 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2015 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2015 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2015 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2014 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2013 | Iowa Business Council | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | National Association of Manufacturers of the USA | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |
| 2013 | Kent Corporation Charitable Foundation | 990PF | Trustee | 1 | $0 | - | View return |
| 2013 | Simpson College | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2012 | Gak Charitable Foundation | 990PF | President | 1 | $0 | - | View return |