| 2023 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | The Boston Library Society | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | Mass General Brigham Incorporated & | 990 | See Schedule O - O & T Titles | 1 | $0 | $0 | View return |
| 2017 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | Mass General Brigham Incorporated | 990 | Director (Until 06/30/2018) | 1 | $0 | $0 | View return |
| 2016 | Mass General Brigham Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2016 | Mass General Brigham Incorporated & | 990 | See Schedule O - O & T Title | 1 | $0 | $0 | View return |
| 2015 | Mass General Brigham Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Proprietors of the Boston Athenaeum | 990 | Trustee | 2 | $0 | $0 | View return |
| 2015 | Mass General Brigham Incorporated & | 990 | See Schedule O - O & T Titles | 1 | $0 | $0 | View return |
| 2014 | Mass General Brigham Incorporated & | 990 | See Schedule O - O & T Titles | 1 | $0 | $0 | View return |
| 2014 | Mass General Brigham Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Mass General Brigham Incorporated | 990 | Director(07/01/14-09/30/14) | 1 | $0 | $0 | View return |
| 2013 | Mass General Brigham Incorporated & | 990 | See Schedule O - O & T Titles | 1 | $0 | $0 | View return |