| 2025 | Tr UW Helen F Kimball-The Moses Kimball Fund for Promotion of Good Citizenship | 990PF | Trustee | 1 | $10,078 | $0 | View return |
| 2025 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2025 | Kendall Square Association Inc | 990 | Board | 1 | $0 | $0 | View return |
| 2024 | Tr UW Helen F Kimball-The Moses Kimball Fund for Promotion of Good Citizenship | 990PF | Trustee | 1 | $7,634 | $0 | View return |
| 2024 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2024 | Kendall Square Association Inc | 990 | Vice Chair, Executive Boar | 1 | $0 | $0 | View return |
| 2024 | Cambridge Office for Tourism Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Kendall Square Association Inc | 990 | Vice Chair, Executive Boar | 1 | $0 | $0 | View return |
| 2023 | Cambridge Office for Tourism Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Cambridge Office for Tourism Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Kendall Square Association Inc | 990 | Vice Chair, Executive Boar | 1 | $0 | $0 | View return |
| 2022 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Kendall Square Association Inc | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2021 | Kendall Square Association Inc | 990 | Vice Chair, Executive Board Member | 1 | $0 | $0 | View return |
| 2020 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Kendall Square Association Inc | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2020 | The Randolph Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Kendall Square Association Inc | 990 | President Of Board Of Dire | 1 | $0 | $0 | View return |
| 2019 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | The Randolph Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | The Randolph Foundation | 990 | President | - | $0 | $0 | View return |
| 2018 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Kendall Square Association Inc | 990 | President Of Board Of Dire | 1 | $0 | $0 | View return |
| 2018 | Cambridge Community Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Cambridge Community Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Kendall Square Association Inc | 990 | President Of Board Of Dire | 1 | $0 | $0 | View return |
| 2017 | Cambridge Chamber of Commerce | 990 | Clerk | 1 | $0 | $0 | View return |
| 2017 | The Randolph Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Kendall Square Association Inc | 990 | President Of Board Of Dire | 1 | $0 | $0 | View return |
| 2015 | Kendall Square Association Inc | 990 | President Of Board Of Directors | 1 | $0 | $0 | View return |
| 2015 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Kendall Square Association Inc | 990 | Vice President Of Board Of | 1 | $0 | $0 | View return |
| 2013 | Cambridge Chamber of Commerce | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Kendall Square Association Inc | 990 | Vice President Of Board Of | 1 | $0 | $0 | View return |