| 2024 | America'S Frontier Fund | 990 | Chief Executive Officer | 30 | $29,121 | $25,067 | View return |
| 2024 | Partnership for Digital Access in Africa Inc. | 990 | Co-Chair | 1 | $0 | $0 | View return |
| 2024 | Federation of American Scientists | 990 | Chair | 0.43 | $0 | $0 | View return |
| 2023 | John and Mary R Markle Foundation | 990PF | Director | 3 | $0 | $0 | View return |
| 2023 | Federation of American Scientists | 990 | Chair | 1 | $0 | $0 | View return |
| 2023 | Mandarin Institute | 990 | Chair | 1 | $0 | $0 | View return |
| 2022 | John and Mary R Markle Foundation | 990PF | Director | 3 | $0 | $0 | View return |
| 2022 | Federation of American Scientists | 990 | Chair | 1 | $0 | $0 | View return |
| 2021 | John and Mary R Markle Foundation | 990PF | Director | 3 | $0 | $0 | View return |
| 2021 | Federation of American Scientists | 990 | Chair | 1 | $0 | $0 | View return |
| 2020 | John and Mary R Markle Foundation | 990PF | Director | 3 | $0 | $0 | View return |
| 2019 | National Center for Research in Advanced Information & Digital Tec | 990 | Member (Through July 2019) | 3 | $0 | $0 | View return |
| 2019 | National Center for Research in Advanced Information & Digital Tec | 990 | Member (Through July 2019) | 3 | $0 | $0 | View return |
| 2019 | Federation of American Scientists | 990 | Chair | 1 | $0 | $0 | View return |
| 2018 | National Center for Research in Advanced Information & Digital Tec | 990 | Member | 3 | $0 | $0 | View return |
| 2018 | Cia Officers Memorial Foundation | 990 | Director (Through Oct 2018) | 2 | $0 | $0 | View return |
| 2018 | Federation of American Scientists | 990 | Chair | 1 | $0 | $0 | View return |
| 2018 | Spark Sf Public Schools | 990 | Vice Chair | 0.2 | $0 | $0 | View return |
| 2017 | Cia Officers Memorial Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | National Center for Research in Advanced Information & Digital Tec | 990 | Audit Chair | 1 | $0 | $0 | View return |
| 2017 | Spark Sf Public Schools | 990 | Vice Chair | 0.2 | $0 | $0 | View return |
| 2017 | Mandarin Institute | 990 | Chair | 1 | $0 | $0 | View return |
| 2016 | Cia Officers Memorial Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | National Center for Research in Advanced Information & Digital Tec | 990 | Audit Chair | 1 | $0 | $0 | View return |
| 2016 | Spark Sf Public Schools | 990 | Chair | 0.2 | $0 | $0 | View return |
| 2016 | Mandarin Institute | 990 | Chair | 1 | $0 | $0 | View return |
| 2015 | National Center for Research in Advanced Information & Digital Tec | 990 | Audit Chair | 1 | $0 | $0 | View return |
| 2015 | Cia Officers Memorial Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Chinese American International School | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2015 | Federation of American Scientists | 990 | Chairman | 1 | $0 | $0 | View return |
| 2015 | Mandarin Institute | 990 | Chair | 2 | $0 | $0 | View return |
| 2015 | Spark Sf Public Schools | 990 | Vice Chair | 0.1 | $0 | $0 | View return |
| 2014 | National Center for Research in Advanced Information & Digital Tec | 990 | Audit Chair | 1 | $0 | $0 | View return |
| 2014 | Cia Officers Memorial Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Federation of American Scientists | 990 | Chairman | 1 | $0 | $0 | View return |
| 2014 | Chinese American International School | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2013 | Cia Officers Memorial Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | National Center for Research in Advanced Information & Digital Tec | 990 | Audit Chair | 1 | $0 | $0 | View return |
| 2013 | Chinese American International School | 990 | Vice Chair | 2 | $0 | $0 | View return |