| 2024 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2024 | Biotechnology Innovation Organization | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2023 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2023 | Biotechnology Innovation Organization | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Sanibel Captiva Rotary Trust Fund | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2022 | Biotechnology Innovation Organization | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Sanibel Captiva Rotary Trust Fund | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2021 | Sanibel Captiva Rotary Trust Fund | 990EZ | Director | 0.5 | $0 | $0 | View return |
| 2020 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2020 | Germantown Historical Society Inc. | 990EZ | Director | 0 | $0 | - | View return |
| 2020 | Sanibel Captiva Rotary Trust Fund | 990EZ | Director | 0.5 | $0 | $0 | View return |
| 2019 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2019 | Germantown Historical Society Inc. | 990EZ | Director | 0 | $0 | - | View return |
| 2018 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2018 | Germantown Historical Society Inc. | 990EZ | Director | 5 | $0 | - | View return |
| 2017 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2017 | Germantown Historical Society Inc. | 990EZ | Director | 5 | $0 | $0 | View return |
| 2016 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2015 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2015 | Germantown Historical Society Inc. | 990EZ | Director | 5 | $0 | $0 | View return |
| 2015 | Bay Area Bioscience Association | 990 | Member | 1 | $0 | $0 | View return |
| 2014 | Mason Baseball-Softball Club Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2014 | Bay Area Bioscience Association | 990 | Member | 1 | $0 | $0 | View return |
| 2014 | Theatre in the Park Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Bay Area Bioscience Association | 990 | Member | 1 | $0 | $0 | View return |
| 2013 | Theatre in the Park Inc. | 990 | Director | 1 | $0 | $0 | View return |