| 2025 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $2,950 | - | View return |
| 2024 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $2,556 | - | View return |
| 2024 | William a Linton Charitable Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2024 | Minneapolis Rowing Club | 990 | At-Large Member | 4 | $0 | $0 | View return |
| 2024 | Usona Institute Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2024 | Southern Utah Art Guild Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2023 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $1,920 | - | View return |
| 2023 | Usona Institute Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2023 | William a Linton Charitable Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Minneapolis Rowing Club | 990 | At-Large Member | 4 | $0 | $0 | View return |
| 2022 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $1,678 | - | View return |
| 2022 | Usona Institute Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2022 | Minneapolis Rowing Club | 990 | At-Large Member | 4 | $0 | $0 | View return |
| 2022 | William a Linton Charitable Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | The Idea School Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2021 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $1,726 | - | View return |
| 2021 | Usona Institute Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2021 | William a Linton Charitable Foundation Inc. | 990EZ | Emeritus Director | 1 | $0 | $0 | View return |
| 2021 | Minneapolis Rowing Club | 990 | At-Large Member | 4 | $0 | $0 | View return |
| 2021 | The Idea School Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2020 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $2,051 | $0 | View return |
| 2020 | Usona Institute Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2020 | East Garrett Water Supply | 990 | General Manager | 25 | $0 | $0 | View return |
| 2020 | The Idea School Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $2,076 | $0 | View return |
| 2019 | The Idea School Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2018 | R a Hunsdorfer Foundation | 990PF | Trustee | 1 | $1,841 | $0 | View return |
| 2018 | R a Hunsdorfer Foundation | 990PF | Trustee | 1 | $1,841 | $0 | View return |
| 2018 | William a Linton Charitable Foundation Inc. | 990EZ | Emeritus Director | 1 | $0 | $0 | View return |
| 2018 | The Idea School Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2017 | R a Hunsdorfer Foundation | 990PF | Trustee | 0 | $1,826 | $0 | View return |
| 2017 | Healthy Minds Innovations Inc. | 990 | Emeritus | 4 | $0 | $0 | View return |
| 2017 | William a Linton Charitable Foundation Inc. | 990EZ | Emeritus Director | 1 | $0 | $0 | View return |
| 2017 | Panther Creek Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $1,822 | $0 | View return |
| 2016 | Healthy Minds Innovations Inc. | 990 | Secretary And Treasurer | 4 | $0 | $0 | View return |
| 2016 | Panther Creek Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Usona Institute Inc. | 990 | Secretary | 5 | $0 | $0 | View return |
| 2015 | R a Hunsdorfer Foundation | 990PF | Trustee | 5 | $2,234 | $0 | View return |
| 2015 | Usona Institute Inc. | 990 | Secretary | 5 | $0 | $0 | View return |
| 2015 | Fairport Harbor Yacht Club | 990 | Commodore | 5 | $0 | $0 | View return |
| 2015 | Panther Creek Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Panther Creek Country Club | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Panther Creek Country Club | 990 | Director | 1 | $0 | $0 | View return |