| 2025 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2025 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | Hss Properties Corporation | 990 | Member | 0.08 | $0 | $0 | View return |
| 2024 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.16 | $0 | $0 | View return |
| 2024 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2024 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 1.37 | $0 | $0 | View return |
| 2024 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 1.31 | $0 | $0 | View return |
| 2023 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | Hss Properties Corporation | 990 | Member | 0.08 | $0 | $0 | View return |
| 2023 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.16 | $0 | $0 | View return |
| 2023 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Hss Properties Corporation | 990 | Member | 0.07 | $0 | $0 | View return |
| 2022 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 1.18 | $0 | $0 | View return |
| 2022 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2022 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.14 | $0 | $0 | View return |
| 2022 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.23 | $0 | $0 | View return |
| 2021 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2021 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.03 | $0 | $0 | View return |
| 2021 | Hss Properties Corporation | 990 | Member | 0.01 | $0 | $0 | View return |
| 2021 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Hss Properties Corporation | 990 | Member | 0.01 | $0 | $0 | View return |
| 2020 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.25 | $0 | $0 | View return |
| 2020 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.03 | $0 | $0 | View return |
| 2020 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Warren B Kanders Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2019 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2019 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.37 | $0 | $0 | View return |
| 2019 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2019 | Kanders Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | Whitney Museum of American Art | 990 | Vice Chairman (To July 2019) | 1 | $0 | $0 | View return |
| 2018 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2018 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2018 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.37 | $0 | $0 | View return |
| 2018 | Whitney Museum of American Art | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2017 | Hss Properties Corporation | 990 | Member | 0.03 | $0 | $0 | View return |
| 2017 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.06 | $0 | $0 | View return |
| 2017 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.46 | $0 | $0 | View return |
| 2017 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Whitney Museum of American Art | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member | 0.46 | $0 | $0 | View return |
| 2016 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2016 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.06 | $0 | $0 | View return |
| 2016 | Hss Properties Corporation | 990 | Member | 0.03 | $0 | $0 | View return |
| 2016 | Whitney Museum of American Art | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Foundation for Federal Enforcement & Homeland Security Corp | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2015 | The Hospital for Special Surgery Fund Inc | 990 | Member - Start Cy15' | 0.04 | $0 | $0 | View return |
| 2015 | New York Society for the Relief of the Ruptured and Crippled Maintaining the Hospita | 990 | Member - Start Cy15' | 0.34 | $0 | $0 | View return |
| 2015 | Whitney Museum of American Art | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2015 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2014 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Whitney Museum of American Art | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2014 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | The Winston Churchill Foundation of the United States | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Whitney Museum of American Art | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2013 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2012 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2012 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2011 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2010 | Warren B Kanders Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | Kanders Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |