| 2024 | Friends of Georgica Pond Foundation | 990 | President-Off Dec 2024 | 7 | $0 | $0 | View return |
| 2024 | B Robert Williamson Jr Foundation | 990PF | Secretary (Until 11/21/2024) | 0.1 | $0 | $0 | View return |
| 2023 | B Robert Williamson Jr Foundation | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2023 | Friends of Georgica Pond Foundation | 990 | Treasurer | 10 | $0 | $0 | View return |
| 2023 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2022 | B Robert Williamson Jr Foundation | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2022 | Friends of Georgica Pond Foundation | 990 | Treasurer | 10 | $0 | $0 | View return |
| 2022 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2021 | B Robert Williamson Jr Foundation | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2021 | Friends of Georgica Pond Foundation | 990 | Treasurer | 7 | $0 | $0 | View return |
| 2021 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2020 | Friends of Georgica Pond Foundation | 990 | Treasurer | 7 | $0 | $0 | View return |
| 2020 | B Robert Williamson Jr Foundation | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2020 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2019 | B Robert Williamson Jr Foundation | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2019 | Friends of Georgica Pond Foundation | 990 | Treasurer | 7 | $0 | $0 | View return |
| 2019 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2018 | Friends of Georgica Pond Foundation | 990 | Treasurer | 15 | $0 | $0 | View return |
| 2018 | Jgb Rehabilitation Corporation | 990 | Deputy Chair- Through 6/21/18 | 0.1 | $0 | $0 | View return |
| 2018 | Lighthouse International | 990 | Deputy Chair Thru 6/21/18 | 0.1 | $0 | $0 | View return |
| 2018 | Lighthouse Guild International Inc | 990 | Deputy Chair - Thru 6/21/18 | 0.1 | $0 | $0 | View return |
| 2018 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2018 | The Jewish Guild for the Blind | 990 | Deputy Chair - Thru 6/21/2018 | 0.1 | $0 | $0 | View return |
| 2018 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair - 6/21/18 | 0.1 | $0 | $0 | View return |
| 2018 | Guildnet Inc | 990 | Deputy Chair- Through 6/21/18 | 0.1 | $0 | $0 | View return |
| 2017 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Guildnet Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | The Jewish Guild for the Blind | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Friends of Georgica Pond Foundation | 990 | Treasurer | 15 | $0 | $0 | View return |
| 2017 | Jgb Rehabilitation Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Jgb Health Facilities Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Lighthouse Guild International Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Lighthouse International | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2017 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2017 | J G B Education Services | 990 | Deputy Chair (End- 6/21/2018) | 0.1 | $0 | $0 | View return |
| 2017 | Jgb Mental Health and Mental Retardation Services Inc | 990 | Deputy Chair (End - 06/21/18) | 0.1 | $0 | $0 | View return |
| 2016 | Guildnet Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Lighthouse Guild International Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Friends of Georgica Pond Foundation | 990 | Treasurer | 15 | $0 | $0 | View return |
| 2016 | The Jewish Guild for the Blind | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Jgb Health Facilities Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Jgb Rehabilitation Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Lighthouse International | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | J G B Education Services | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2016 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2016 | Jgb Mental Health and Mental Retardation Services Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Guildnet Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Lighthouse International | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Jgb Health Facilities Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Jgb Rehabilitation Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Lighthouse Guild International Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Friends of Georgica Pond Foundation | 990EZ | Treasurer | 6 | $0 | $0 | View return |
| 2015 | The Jewish Guild for the Blind | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | J G B Education Services | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2015 | Jgb Mental Health and Mental Retardation Services Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | The Jewish Guild for the Blind | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2014 | Guildnet Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Jgb Rehabilitation Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Lighthouse International | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Jgb Health Facilities Corporation | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Lighthouse Guild International Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | Jgb Mental Health and Mental Retardation Services Inc | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2014 | J G B Education Services | 990 | Deputy Chair | 0.1 | $0 | $0 | View return |
| 2013 | Greater Boston Diabetes Society Inc | 990EZ | Deputy Chair-Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Guildnet Inc | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Greater Boston Guild for the Blind Inc | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Jgb Health Facilities Corporation | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Jgb Rehabilitation Corporation | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | The Jewish Guild for the Blind | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Jgb Mental Health and Mental Retardation Services Inc | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | Landmark Wakeman Foundation | 990PF | Trustee | 0.25 | $0 | $0 | View return |
| 2013 | J G B Education Services | 990 | Deputy Chair - Effective 12/23/13 | 0.5 | $0 | $0 | View return |