| 2025 | Arenaco | 990 | Director | 0.25 | $0 | $0 | View return |
| 2024 | Arenaco | 990 | Director | 0.25 | $0 | $0 | View return |
| 2024 | Hawkeye Area Council Boy Scouts of America | 990 | Board Member | 5 | $0 | $0 | View return |
| 2024 | Iowa City Area Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Arenaco | 990 | Director | 0.25 | $0 | $0 | View return |
| 2023 | Hawkeye Area Council Boy Scouts of America | 990 | Board Member | 5 | $0 | $0 | View return |
| 2023 | Iowa City Area Chamber of Commerce | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2022 | Arenaco | 990 | Director | 0.25 | $0 | $0 | View return |
| 2021 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2021 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Arenaco | 990 | Director | 0.25 | $0 | $0 | View return |
| 2020 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2020 | Arenaco | 990 | Director | - | $0 | $0 | View return |
| 2020 | United Way of Johnson & Washington Counties Inc. | 990 | Strategic Planning Chair | 1.5 | $0 | $0 | View return |
| 2020 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2020 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | United Way of Johnson & Washington Counties Inc. | 990 | Strategic Planning Chair | 1.5 | $0 | $0 | View return |
| 2019 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2019 | Arenaco | 990 | Director | - | $0 | $0 | View return |
| 2019 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2019 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2018 | Arenaco | 990EZ | Director | 0.5 | $0 | - | View return |
| 2018 | United Way of Johnson & Washington Counties Inc. | 990 | Strategic Planning Chair | 1.5 | $0 | $0 | View return |
| 2018 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2018 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2018 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2017 | United Way of Johnson & Washington Counties Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Hawkeye Area Council Boy Scouts of America | 990 | Past Preside | 5 | $0 | $0 | View return |
| 2017 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2017 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2016 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2016 | United Way of Johnson & Washington Counties Inc. | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2016 | Hawkeye Area Council Boy Scouts of America | 990 | Board Member | 5 | $0 | $0 | View return |
| 2016 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2016 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2015 | University of Iowa Research Park Corporation | 990 | Director (Term Expired Dec 2015) | 0.2 | $0 | $0 | View return |
| 2015 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Hawkeye Area Council Boy Scouts of America | 990 | Board Member | 5 | $0 | $0 | View return |
| 2015 | United Way of Johnson & Washington Counties Inc. | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2014 | Hawkeye Area Council Boy Scouts of America | 990 | Board Member | 5 | $0 | $0 | View return |
| 2014 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |
| 2014 | University of Iowa Research Park Corporation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2013 | University of Iowa Research Park Corporation | 990 | Director | 0.4 | $0 | $0 | View return |
| 2013 | Iowa City Area Development Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Hawkeye Area Council Boy Scouts of America | 990 | Past President | 5 | $0 | $0 | View return |
| 2013 | Iowa City Unesco City of Literature | 990 | Board Of Trustees | 1 | $0 | $0 | View return |