| 2025 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President And Chairman | 0 | $0 | $0 | View return |
| 2024 | University Musical Society | 990 | Board Member | 0 | $0 | $0 | View return |
| 2024 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President And Chairman | 0 | $0 | $0 | View return |
| 2023 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2023 | University Musical Society | 990 | Board Member | 0 | $0 | $0 | View return |
| 2023 | Plenty International | 990 | Executive Director | 30 | $0 | $0 | View return |
| 2022 | Plenty International | 990 | Executive Director | 30 | $19,980 | $0 | View return |
| 2022 | University Musical Society | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2022 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2021 | Plenty International | 990 | Executive Director | 30 | $18,000 | $0 | View return |
| 2021 | University Musical Society | 990 | Board Director | 0.5 | $0 | $0 | View return |
| 2021 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2020 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2019 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2019 | Maricopa County Historical Society | 990 | Chairman | 3 | $0 | $0 | View return |
| 2018 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Maricopa County Historical Society | 990 | Chairman | 3 | $0 | $0 | View return |
| 2018 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2018 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2017 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2017 | Theatre of the Oppressed Nyc Inc | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | Maricopa County Historical Society | 990 | Chairman | 3 | $0 | $0 | View return |
| 2016 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2016 | Theatre of the Oppressed Nyc Inc | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | Plenty International | 990 | Exc. Direct. | 40 | $18,000 | $0 | View return |
| 2015 | The Parade Company | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Michigans Thanksgiving Parade Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Theatre of the Oppressed Nyc Inc | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | - | View return |
| 2015 | The Dea Educational Foundation | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | Plenty International | 990 | Exc. Direct. | 40 | $18,000 | $0 | View return |
| 2014 | Theatre of the Oppressed Nyc Inc | 990EZ | Treasurer | 2 | $0 | - | View return |
| 2014 | Maricopa County Historical Society | 990 | Chairman | 3 | $0 | $0 | View return |
| 2014 | The Dea Educational Foundation | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | $0 | View return |
| 2014 | Queens Lake Community Association Incorporated | 990 | Tennis | 2 | $0 | $0 | View return |
| 2013 | Queens Lake Community Association Incorporated | 990 | Tennis | 2 | $0 | $0 | View return |
| 2013 | Plenty International | 990 | Exc. Direct. | - | $0 | $0 | View return |
| 2013 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | $0 | View return |
| 2012 | William P & Gertrude Schweitzer Foundation Inc. | 990PF | President & CEO | 0 | $0 | $0 | View return |