| 2025 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer | 2 | $0 | - | View return |
| 2024 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer | 1 | $0 | - | View return |
| 2023 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer | 1 | $0 | - | View return |
| 2023 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer | 1 | $0 | - | View return |
| 2022 | Grace Bible Mission Society | 990EZ | Secretary & Treasurer | 8 | $0 | $0 | View return |
| 2022 | International Assoc of Lions 8009 Akron New York | 990EZ | President | 1 | $0 | - | View return |
| 2021 | Manufacturing Advocacy & Growth Network Inc. | 990 | Director | 40 | $141,440 | $0 | View return |
| 2021 | Museum of Wisconsin Art Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer/CFO | 1 | $0 | - | View return |
| 2021 | International Assoc of Lions 8009 Akron New York | 990EZ | 1st VP | 1 | $0 | - | View return |
| 2020 | Manufacturing Advocacy & Growth Network Inc. | 990 | Director | 40 | $136,188 | $0 | View return |
| 2020 | Manufacturing Advocacy & Growth Network Inc. | 990 | Director | 40 | $136,188 | $0 | View return |
| 2020 | Sieg and Doris Fischer Family Foundation | 990PF | Treasurer/CFO | 1 | $0 | - | View return |
| 2020 | Museum of Wisconsin Art Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2019 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Association of Intermountain Housing Officers Incorporated | 990EZ | Treasurer | 2.5 | $0 | - | View return |
| 2018 | Association of Intermountain Housing Officers Incorporated | 990 | Treasurer | 2.5 | $0 | $0 | View return |
| 2018 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Sieg and Doris Fischer Family Foundation | 990PF | Director | 1 | $0 | - | View return |
| 2017 | Association of Intermountain Housing Officers Incorporated | 990 | Treasurer | 2.5 | $0 | $0 | View return |
| 2017 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Washington County Youth Hockey Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Wyoming Trial Lawyers Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Museum of Wisconsin Art Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | St John Volunteer Fire Dept Inc | 990EZ | Board Member | 0 | $0 | - | View return |
| 2015 | Washington County Youth Hockey Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Family Center of Washington County Inc | 990EZ | Board Member | 1 | $0 | - | View return |
| 2015 | St John Volunteer Fire Dept Inc | 990EZ | Board Member | 1 | $0 | - | View return |
| 2015 | Wyoming Trial Lawyers Association | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Museum of Wisconsin Art Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Family Center of Washington County Inc | 990EZ | Board Member | 1 | $0 | - | View return |
| 2014 | Museum of Wisconsin Art Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Wyoming Trial Lawyers Association | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Museum of Wisconsin Art Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
