| 2024 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2023 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $3,000 | $0 | View return |
| 2023 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2022 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $3,000 | $0 | View return |
| 2022 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2021 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $3,000 | $0 | View return |
| 2021 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2020 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $2,220 | $0 | View return |
| 2020 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2019 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $1,200 | $0 | View return |
| 2019 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2019 | Language Central Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2019 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2018 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Build | 3 | $1,200 | $0 | View return |
| 2018 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2018 | Language Central Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2018 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2018 | Phoenix Montessori School Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2017 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Building Representative | 3 | $1,200 | $0 | View return |
| 2017 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2017 | Phoenix Montessori School Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2017 | Language Central Inc | 990EZ | Secretary | 1 | $0 | - | View return |
| 2017 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2016 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Building Representative | 3 | $1,200 | $0 | View return |
| 2016 | Phoenix Montessori School Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2016 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2016 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2015 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Building Representative | 3 | $1,200 | $0 | View return |
| 2015 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2015 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2015 | Phoenix Montessori School Inc | 990 | President | 1 | $0 | $0 | View return |
| 2014 | American Federation of Teachers Yorktown Congress of Teachers | 990 | Senior Building Representative | 3 | $1,200 | - | View return |
| 2014 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2014 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2013 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2013 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2012 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2012 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2011 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |
| 2011 | Winchester Historical Society | 990PF | Trustee | 1 | $0 | - | View return |
| 2010 | The Linden Foundation Inc C/O Gma Foundations | 990PF | Director | 2 | $0 | $0 | View return |