| 2024 | The Weill Family Foundation | 990PF | Chairman, CEO, Director | 5 | $0 | $0 | View return |
| 2024 | The Carnegie Hall Corporation | 990 | President And Trustee | 1 | $0 | $0 | View return |
| 2023 | Lang Lang International Music Foundation Inc. | 990 | Director & Chairman Emeritus | 2 | $0 | $0 | View return |
| 2023 | Naf | 990 | Chairman | 4 | $0 | $0 | View return |
| 2023 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2023 | New York Academy of Sciences | 990 | Governor | 2 | $0 | $0 | View return |
| 2023 | The Carnegie Hall Corporation | 990 | President And Trustee | 1 | $0 | $0 | View return |
| 2022 | Naf | 990 | Chairman | 4 | $0 | $0 | View return |
| 2022 | Hss Properties Corporation | 990 | Member-Left Bot 2022 | 0.05 | $0 | $0 | View return |
| 2022 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member-Left Bot 2022 | 0.85 | $0 | $0 | View return |
| 2022 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2022 | Lang Lang International Music Foundation Inc. | 990 | Director & Chairman Emeritus | 0.5 | $0 | $0 | View return |
| 2022 | The Hospital for Special Surgery Fund Inc | 990 | Member-Left Bot 2022 | 0.1 | $0 | $0 | View return |
| 2022 | New York Academy of Sciences | 990 | Governor | 2 | $0 | $0 | View return |
| 2022 | The Carnegie Hall Corporation | 990 | President And Trustee | 1 | $0 | $0 | View return |
| 2021 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2021 | Lang Lang International Music Foundation Inc. | 990 | Director & Chairman Emeritus | 0.5 | $0 | $0 | View return |
| 2021 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.23 | $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 | New York Academy of Sciences | 990 | Governor | 2 | $0 | $0 | View return |
| 2021 | Naf | 990 | Chairman | 4 | $0 | $0 | View return |
| 2021 | The Carnegie Hall Corporation | 990 | President And Trustee | 1 | $0 | $0 | View return |
| 2020 | Lang Lang International Music Foundation Inc. | 990 | Director & Chairman Emeritus | 0.5 | $0 | $0 | View return |
| 2020 | Hss Properties Corporation | 990 | Member | 0.01 | $0 | $0 | View return |
| 2020 | New York Society for the Relief of Ruptured & Crippled Maintaining | 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 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2020 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2019 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2019 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2019 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2019 | Lang Lang International Music Foundation Inc. | 990 | Chairman Thru 11/6/19 | 0.5 | $0 | $0 | View return |
| 2019 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2019 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2019 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2018 | Lang Lang International Music Foundation Inc. | 990 | Chairman | 0.5 | $0 | $0 | View return |
| 2018 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2018 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2018 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2018 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2018 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2018 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2018 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2017 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2017 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2017 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2017 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2017 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2017 | Lang Lang International Music Foundation Inc. | 990 | Chairman | 0.5 | $0 | $0 | View return |
| 2017 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2017 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2016 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | $0 | View return |
| 2016 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2016 | Lang Lang International Music Foundation Inc. | 990 | Chairman | 0.5 | $0 | $0 | View return |
| 2016 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2016 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2016 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2016 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2016 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Chief Executives for Corporate Purpose Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Carnegie Hall Society Inc | 990 | President | 1 | $0 | $0 | View return |
| 2015 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2015 | Lang Lang International Music Foundation Inc. | 990 | Chairman As Of 5/15 | 0.5 | $0 | $0 | View return |
| 2015 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | - | View return |
| 2015 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2015 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2015 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2015 | Chief Executives for Corporate Purpose Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Carnegie Hall Society Inc | 990 | President | 1 | $0 | $0 | View return |
| 2015 | The Weill Family Foundation | 990PF | Chairman, Treas, Director | 5 | $0 | - | View return |
| 2015 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2014 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2014 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | $0 | $0 | View return |
| 2014 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2014 | Hss Properties Corporation | 990 | Member | 0.02 | $0 | $0 | View return |
| 2014 | Lang Lang International Music Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | $0 | $0 | View return |
| 2014 | The Carnegie Hall Corporation | 990 | President | 1 | $0 | $0 | View return |
| 2014 | The Carnegie Hall Society Inc | 990 | President | 1 | $0 | $0 | View return |
| 2014 | Chief Executives for Corporate Purpose Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Gerald R Ford Foundation | 990 | Trustee | 0.2 | - | - | View return |
| 2013 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2013 | Naf | 990 | Chairman | 3 | $0 | $0 | View return |
| 2013 | Hss Properties Corporation | 990 | Member | 0.02 | - | - | View return |
| 2013 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 0.37 | $0 | $0 | View return |
| 2013 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.04 | - | - | View return |
| 2013 | The Carnegie Hall Corporation | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | The Carnegie Hall Society Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | The Carnegie Hall Society Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Chief Executives for Corporate Purpose Inc. | 990 | Director | 1 | $0 | $0 | View return |