| 2025 | Regents of the University of Minnesota | 990 | Adult President | 1 | $0 | $0 | View return |
| 2025 | Minnesota Grain and Feed Association | 990 | President | 1 | $0 | $0 | View return |
| 2025 | The Simpson Family Foundation Inc | 990PF | Director, Pr | 0 | $0 | $0 | View return |
| 2024 | Minnesota Grain and Feed Association | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2024 | Shavers Creek Valley Home Assocation | 990 | Secretarytreasurer | 2 | $0 | $0 | View return |
| 2024 | Regents of the University of Minnesota | 990EZ | Adult VP | 1 | $0 | - | View return |
| 2024 | The Simpson Family Foundation Inc | 990PF | Director, Pr | 0 | $0 | $0 | View return |
| 2023 | Shavers Creek Valley Home Assocation | 990 | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2023 | Minnesota Grain and Feed Association | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | The Simpson Family Foundation Inc | 990PF | Director, Pr | 1 | $0 | $0 | View return |
| 2023 | Regents of the University of Minnesota | 990 | Adult VP | 1 | $0 | $0 | View return |
| 2022 | Wakefield High School Ptsa | 990EZ | President | 10 | $0 | $0 | View return |
| 2022 | Regents of the University of Minnesota | 990EZ | Adult VP | 1 | $0 | - | View return |
| 2022 | The Simpson Family Foundation Inc | 990PF | Director, President, Secretary | 1 | $0 | $0 | View return |
| 2022 | Shavers Creek Valley Home Assocation | 990 | Vice President | 5 | $0 | $0 | View return |
| 2021 | The Simpson Family Foundation Inc | 990PF | Director, President, Secretary | 1 | $0 | $0 | View return |
| 2021 | Shavers Creek Valley Home Assocation | 990 | Vice President | 5 | $0 | $0 | View return |
| 2021 | Parkersburg Homecoming Inc | 990EZ | Secretary | 1 | $0 | - | View return |
| 2020 | Shavers Creek Valley Home Assocation | 990 | Vice President | 5 | $0 | $0 | View return |
| 2020 | The Simpson Family Foundation Inc | 990PF | Director, President, Secretary | 1 | $0 | $0 | View return |
| 2020 | Pure Play Every Day Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Parkersburg Homecoming Inc | 990EZ | Secretary | 1 | $0 | - | View return |
| 2019 | Pure Play Every Day Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Wakefield High School Ptsa | 990EZ | VP Programs | 1 | $0 | - | View return |
| 2019 | Health Care for All-Oregon Education Fund | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2019 | Parkersburg Homecoming Inc | 990EZ | Secretary | 2 | $0 | - | View return |
| 2018 | Health Care for All-Oregon Education Fund | 990EZ | Director | 2 | $0 | - | View return |
| 2018 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2018 | Wakefield High School Ptsa | 990EZ | VP Programs | 1 | $0 | - | View return |
| 2017 | Health Care for All-Oregon Education Fund | 990 | Director | 4 | $0 | $0 | View return |
| 2017 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2016 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2015 | Health Care for All Oregon Action | 990EZ | Director | 8 | $0 | - | View return |
| 2015 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2014 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2014 | North Tyler Development Academy | 990 | Board Member | 0 | $0 | $0 | View return |
| 2014 | Health Care for All Oregon Action | 990EZ | Member | 10 | $0 | - | View return |
| 2013 | University Professional & Continuing Education Association | 990 | Director Corp Relations | 35 | $106,000 | $0 | View return |
| 2013 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2012 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2011 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |
| 2010 | The Simpson Family Foundation Inc | 990PF | Director And Treasurer | 1 | $0 | $0 | View return |