| 2024 | David and Masako Rosen Family Foundation | 990PF | Treas, Director | 1 | $0 | $0 | View return |
| 2024 | Purdue Triangle Housing Corp | 990EZ | Board Member | 2 | $0 | - | View return |
| 2023 | The Scarsdale Historical Society | 990 | Director Unt | 1 | $0 | $0 | View return |
| 2023 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | David and Masako Rosen Family Foundation | 990PF | Treas, Director | 1 | $0 | $0 | View return |
| 2023 | Purdue Triangle Housing Corp | 990EZ | Board Member | 2 | $0 | - | View return |
| 2023 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2022 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | David and Masako Rosen Family Foundation | 990PF | Treas, Director | 1 | $0 | $0 | View return |
| 2022 | The Scarsdale Historical Society | 990 | Treasurer Un | 2 | $0 | $0 | View return |
| 2022 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2022 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2021 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | David and Masako Rosen Family Foundation | 990PF | Dir, Treas | 1 | $0 | $0 | View return |
| 2021 | The Scarsdale Historical Society | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2020 | David and Masako Rosen Family Foundation | 990PF | Dir, Treas | 1 | $0 | $0 | View return |
| 2020 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2020 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Kingwood Revolution Inc | 990EZ | Director | 0 | $0 | - | View return |
| 2020 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Scarsdale Historical Society | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2020 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2019 | David and Masako Rosen Family Foundation | 990PF | Dir, Treas | 1 | $0 | $0 | View return |
| 2019 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2019 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2019 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2018 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2018 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2018 | North Range Behavioral Health | 990 | President | 1 | $0 | $0 | View return |
| 2018 | David and Masako Rosen Family Foundation | 990PF | Dir, Treas | 1 | $0 | $0 | View return |
| 2018 | The Paula Takacs Foundation for Sarcoma Research | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2017 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2017 | Center for Companies That Care | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | David and Masako Rosen Family Foundation | 990PF | Dir, Treas | 1 | $0 | $0 | View return |
| 2017 | The Paula Takacs Foundation for Sarcoma Research | 990 | Board Of Director | 5 | $0 | $0 | View return |
| 2017 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2017 | North Range Behavioral Health | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2017 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2017 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2016 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Paula Takacs Foundation for Sarcoma Research | 990 | Director | 5 | $0 | $0 | View return |
| 2016 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2016 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2016 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2016 | North Range Behavioral Health | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2015 | The German Language And | 990 | Secretary | 1 | $0 | $0 | View return |
| 2015 | Pioneer Valley Riverfront Club Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | San Diego Software & Internet Council | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Paula Takacs Foundation for Sarcoma Research | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | Harford Land Trust Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2015 | The Archer School for Girls Inc | 990 | Trustee | 2.5 | $0 | $0 | View return |
| 2015 | North Range Behavioral Health | 990 | Secretary | 1 | $0 | $0 | View return |
| 2014 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2014 | Pioneer Valley Riverfront Club Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2014 | Harford Land Trust Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Academie Lafayette | 990 | Director | 4 | $0 | $0 | View return |
| 2014 | North Range Behavioral Health | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Public Television 19 Inc | 990 | Chief Development Officer | 40 | $147,219 | $0 | View return |
| 2013 | The German Language And | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2013 | Academie Lafayette | 990 | Director | 4 | $0 | $0 | View return |