| 2024 | American College of Governance Counsel | 990EZ | Trustee | 1 | $0 | $0 | View return |
| 2024 | Colonial Williamsburg Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2024 | Computer History Museum | 990 | Board Member/Vice Chair | 1 | $0 | $0 | View return |
| 2023 | Alliance for Southern California | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2023 | Colonial Williamsburg Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Computer History Museum | 990 | Board Member/Vice Chair | 1 | $0 | $0 | View return |
| 2023 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2023 | President-Board of Trustees | 990 | Chair | 2 | $0 | $0 | View return |
| 2022 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2022 | Alliance for Southern California | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Colonial Williamsburg Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | President-Board of Trustees | 990 | Chair | 2 | $0 | $0 | View return |
| 2022 | Computer History Museum | 990 | Board Member/Vice Chair | 1 | $0 | $0 | View return |
| 2022 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2021 | Alliance for Southern California | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Colonial Williamsburg Foundation | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2021 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2021 | Computer History Museum | 990 | Board Member/Vice Chair Of Board | 1 | $0 | $0 | View return |
| 2021 | President-Board of Trustees | 990 | Chair | 2 | $0 | $0 | View return |
| 2020 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2020 | Bay Area Council | 990 | Board Member | 2 | $0 | $0 | View return |
| 2020 | Computer History Museum | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2020 | President-Board of Trustees | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2019 | Bay Area Council | 990 | Board Member | 2 | $0 | $0 | View return |
| 2019 | Computer History Museum | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2019 | President-Board of Trustees | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2018 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2018 | Bay Area Council | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | Computer History Museum | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |
| 2018 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2018 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2017 | American College of Governance Counsel | 990EZ | Chair | 1 | $0 | $0 | View return |
| 2017 | Bay Area Council | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |
| 2017 | The American University of Rome | 990 | Trustee | 4 | $0 | $0 | View return |
| 2016 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |
| 2015 | Bay Area Council | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Securities and Exchange Commission | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |
| 2014 | Bay Area Council | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |
| 2013 | President-Board of Trustees | 990 | Secretary | 2 | $0 | $0 | View return |