| 2024 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Federation of American Hospitals | 990 | Director Until 07/2020 | 1 | $0 | $0 | View return |
| 2020 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | Sheboygan Senior Community Foundation Inc. | 990 | President | 0.25 | $0 | $0 | View return |
| 2019 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | Sheboygan Senior Community Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2019 | The Harpeth Hall School | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2019 | Federation of American Hospitals | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Sheboygan Senior Community Inc. | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2018 | Federation of American Hospitals | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Sheboygan Senior Community Foundation Inc. | 990 | Vice President | 0.25 | $0 | $0 | View return |
| 2018 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | The Harpeth Hall School | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2017 | Federation of American Hospitals | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Sheboygan Senior Community Foundation Inc. | 990 | Vice President | 0.25 | $0 | $0 | View return |
| 2017 | Sheboygan Senior Community Inc. | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2017 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2016 | Sheboygan Senior Community Inc. | 990 | Vice President | 0 | $0 | $0 | View return |
| 2016 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Federation of American Hospitals | 990 | Trustee - Until 10/2016 | 1 | $0 | $0 | View return |
| 2016 | Federation of American Hospitals | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | Sheboygan Senior Community Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2015 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Federation of American Hospitals | 990 | Immediate Past Chair | 1 | $0 | $0 | View return |
| 2015 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | Garden City Education Association | 990 | President | 2 | $0 | $0 | View return |
| 2015 | Little League Baseball Inc | 990EZ | Board Member | 1 | $0 | - | View return |
| 2014 | Sheboygan Senior Community Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | Sheboygan Senior Community Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | Federation of American Hospitals | 990 | Chairman | 2 | $0 | $0 | View return |
| 2014 | Little League Baseball Inc | 990EZ | Board Member | 1 | $0 | - | View return |
| 2014 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2013 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | Federation of American Hospitals | 990 | Chairman-Elect | 1 | $0 | $0 | View return |
| 2013 | The Harpeth Hall School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2012 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2011 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2010 | David T Vandewater Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |