| 2025 | Naledi | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | Naledi | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | Western Neurosurgical Society | 990 | President | 0.05 | $0 | $0 | View return |
| 2024 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2023 | Naledi | 990EZ | Director | 1 | $0 | - | View return |
| 2023 | Western Neurosurgical Society | 990 | President Elect | 0.05 | $0 | $0 | View return |
| 2023 | Palo Alto Veterans Institute for Research | 990 | Director, Board Chair | 1 | $0 | $0 | View return |
| 2023 | Trustees of Dartmouth College | 990 | Trustee | 3 | $0 | $0 | View return |
| 2023 | Castilleja School Foundation | 990 | Vice-Chair | 2 | $0 | $0 | View return |
| 2023 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2022 | Naledi | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2022 | Castilleja School Foundation | 990 | Vice-Chair | 2 | $0 | $0 | View return |
| 2022 | Palo Alto Veterans Institute for Research | 990 | Director, Board Chair | 1 | $0 | $0 | View return |
| 2021 | Gods Anointed & Appointed Prayer Line Ministry | 990 | Treasury | 0 | $0 | $0 | View return |
| 2021 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2021 | Palo Alto Veterans Institute for Research | 990 | Director, Board Chair From 9/1/22 | 1 | $0 | $0 | View return |
| 2021 | Castilleja School Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Gods Anointed & Appointed Prayer Line Ministry | 990 | Treasury | 0 | $0 | $0 | View return |
| 2020 | California Assn of Neurological Surgeons | 990EZ | Director-North | 2 | $0 | - | View return |
| 2020 | Castilleja School Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2019 | Society of Young Inklings Inc. | 990EZ | Board Member | 0 | $0 | - | View return |
| 2019 | Gods Anointed & Appointed Prayer Line Ministry | 990 | Treasury | 0 | $0 | $0 | View return |
| 2019 | Castilleja School Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Palo Alto Veterans Institute for Research | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Society of Young Inklings Inc. | 990EZ | Board Member | 0 | $0 | - | View return |
| 2018 | Palo Alto Veterans Institute for Research | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | Palo Alto Veterans Institute for Research | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Society of Young Inklings Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2017 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2016 | Society of Young Inklings Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2016 | Western Neurosurgical Society | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2016 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2016 | Palo Alto Veterans Institute for Research | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Society of Young Inklings Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2015 | Palo Alto Veterans Institute for Research | 990 | Va Director | 0.5 | $0 | $0 | View return |
| 2015 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |
| 2014 | Society of Young Inklings Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2014 | Boys & Girls Clubs of the Peninsula | 990 | Board Member | 2 | $0 | $0 | View return |