| 2023 | Howard Hanna Childrens Free Care Fund of Michigan | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2023 | Michigan History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Michigan History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Howard Hanna Childrens Free Care Fund of Michigan | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2022 | Howard Hanna Children'S Free Care Fund | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Kerrytown Concert House Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Howard Hanna Childrens Free Care Fund of Michigan | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Howard Hanna Childrens Free Care Fund of Michigan | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2020 | Michigan History Foundation Inc. | 990 | Director | 0.25 | $0 | $0 | View return |
| 2020 | Howard Hanna Children'S Free Care Fund | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2019 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Howard Hanna Childrens Free Care Fund of Michigan | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Howard Hanna Children'S Free Care Fund | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2018 | Ann Arbor District Library | 990 | Secretary | 1 | $0 | $0 | View return |
| 2018 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Michigan History Foundation Inc. | 990 | Director | 0.25 | $0 | $0 | View return |
| 2018 | Howard Hanna Children'S Free Care Fund | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2017 | Eastern Michigan University Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Ann Arbor District Library | 990 | Secretary | 1 | $0 | $0 | View return |
| 2017 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Howard Hanna Children'S Free Care Fund | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2016 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Ann Arbor District Library | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | Eastern Michigan University Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Howard Hanna Children'S Free Care Fund | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Eastern Michigan University Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Ann Arbor District Library | 990 | Vice President | 1 | $0 | $0 | View return |
| 2015 | Kerrytown Concert House Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Howard Hanna Children'S Free Care Fund | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Kerrytown Concert House Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Library of Michigan Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Ann Arbor District Library | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Michigan History Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Eastern Michigan University Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Howard Hanna Children'S Free Care Fund | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2013 | Michigan History Foundation Inc. | 990 | Director | 0.5 | - | - | View return |