| 2024 | Hss Properties Corporation | 990 | Co-Chair | 0.78 | $0 | $0 | View return |
| 2024 | The Partnership for New York City Inc | 990 | Director | 0.15 | $0 | $0 | View return |
| 2024 | The Economic Club of New York | 990 | Chair | 1 | $0 | $0 | View return |
| 2024 | Regional Plan Association Inc. | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2024 | New York Climate Exchange Inc. | 990 | Vice Chair As Of 08/2024 | 2 | $0 | $0 | View return |
| 2024 | The Rockefeller University | 990 | Trustee, Vice Chair | 3 | $0 | $0 | View return |
| 2023 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair | 17.04 | $0 | $0 | View return |
| 2023 | The Aspen Institute Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | The Partnership for New York City Inc | 990 | Director | 0.15 | $0 | $0 | View return |
| 2023 | The Robert K Steel Family Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | The Economic Club of New York | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2023 | Hss Properties Corporation | 990 | Co-Chair | 1 | $0 | $0 | View return |
| 2023 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair | 2.01 | $0 | $0 | View return |
| 2023 | Mission Township Fire Fighters Relief Association | 990 | (Ex-Officio) Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Lincoln Center for the Performing Arts Inc. | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2023 | New York Climate Exchange Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | The Rockefeller University | 990 | Trustee, Vice Chair | 3 | $0 | $0 | View return |
| 2023 | Regional Plan Association Inc. | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2022 | The Economic Club of New York | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Hss Properties Corporation | 990 | Co-Chair | 0.98 | $0 | $0 | View return |
| 2022 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair | 16.67 | $0 | $0 | View return |
| 2022 | The Partnership for New York City Inc | 990 | Director | 0.15 | $0 | $0 | View return |
| 2022 | The Aspen Institute Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Mission Township Fire Fighters Relief Association | 990 | (Ex-Officio) Trustee | 0.5 | $0 | $0 | View return |
| 2022 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair | 1.96 | $0 | $0 | View return |
| 2022 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Regional Plan Association Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Lincoln Center for the Performing Arts Inc. | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2022 | The Robert K Steel Family Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2022 | The Rockefeller University | 990 | Trustee, Vice Chair | 3 | $0 | $0 | View return |
| 2021 | El Buen Samaritano Episcopal Mission | 990 | CFO | 40 | $85,565 | $0 | View return |
| 2021 | Perella Weinberg Partners Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | The Aspen Institute Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | The Economic Club of New York | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Sustainability Accounting Standards Board | 990 | Chair Thru 5/31 Co-Chair - 6/1 | 4 | $0 | $0 | View return |
| 2021 | Mission Township Fire Fighters Relief Association | 990 | (Ex-Officio) Trustee | 0.5 | $0 | $0 | View return |
| 2021 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair | 14.87 | $0 | $0 | View return |
| 2021 | The Partnership for New York City Inc | 990 | Director | 0.15 | $0 | $0 | View return |
| 2021 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair | 1.75 | $0 | $0 | View return |
| 2021 | Hss Properties Corporation | 990 | Co-Chair | 0.88 | $0 | $0 | View return |
| 2021 | Lincoln Center for the Performing Arts Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Regional Plan Association Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | Sustainability Accounting Standards Board | 990 | Co-Chair | 4 | $0 | $0 | View return |
| 2021 | The Rockefeller University | 990 | Trustee, Vice Chair | 3 | $0 | $0 | View return |
| 2020 | Hss Properties Corporation | 990 | Co-Chair | 0.88 | $0 | $0 | View return |
| 2020 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair | 14.87 | $0 | $0 | View return |
| 2020 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair | 1.75 | $0 | $0 | View return |
| 2020 | Perella Weinberg Partners Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | The Partnership for New York City Inc | 990 | Director | 0.1 | $0 | $0 | View return |
| 2020 | Sustainability Accounting Standards Board | 990 | Chair | 4 | $0 | $0 | View return |
| 2020 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2020 | The Aspen Institute Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Economic Club of New York | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Regional Plan Association Inc. | 990 | Co-Chair | 3 | $0 | $0 | View return |
| 2020 | Lincoln Center for the Performing Arts Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2019 | Hss Properties Corporation | 990 | Co-Chair | 0.88 | $0 | $0 | View return |
| 2019 | The Economic Club of New York | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Aspen Institute Inc. | 990 | Trustee | 0.3 | $0 | $0 | View return |
| 2019 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair | 14.87 | $0 | $0 | View return |
| 2019 | Perella Weinberg Partners Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | Sustainability Accounting Standards Board | 990 | Chair | 4 | $0 | $0 | View return |
| 2019 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair | 1.75 | $0 | $0 | View return |
| 2019 | Lincoln Center for the Performing Arts Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Regional Plan Association Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2019 | The Rockefeller University | 990 | Trustee, Vice Chair | 2 | $0 | $0 | View return |
| 2018 | Hss Properties Corporation | 990 | Co-Chair - CHG From Mbr 4/18 | 0.92 | $0 | $0 | View return |
| 2018 | The Economic Club of New York | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | The Aspen Institute Inc. | 990 | Trustee | 0.3 | $0 | $0 | View return |
| 2018 | Sustainability Accounting Standards Board | 990 | Chair | 4 | $0 | $0 | View return |
| 2018 | The Hospital for Special Surgery Fund Inc | 990 | Co-Chair - CHG From Mbr 4/18 | 1.84 | $0 | $0 | View return |
| 2018 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Co-Chair - CHG From Mbr 4/18 | 15.61 | $0 | $0 | View return |
| 2018 | The Rockefeller University | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Lincoln Center for the Performing Arts Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Regional Plan Association Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Hss Properties Corporation | 990 | Member | 0.17 | $0 | $0 | View return |
| 2017 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.33 | $0 | $0 | View return |
| 2017 | The Aspen Institute Inc. | 990 | Trustee | 0.3 | $0 | $0 | View return |
| 2017 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Sustainability Accounting Standards Board | 990 | Vice Chair | 4 | $0 | $0 | View return |
| 2017 | Perella Weinberg Partners Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2017 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 2.8 | $0 | $0 | View return |
| 2017 | Patrick J Ward and Family Foundation | 990PF | Trustee - As Needed | 0 | $0 | $0 | View return |
| 2017 | Lincoln Center for the Performing Arts Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Regional Plan Association Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | The Rockefeller University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Rockefeller University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2016 | The Aspen Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2016 | Patrick J Ward and Family Foundation | 990PF | Trustee - As Needed | 0 | $0 | $0 | View return |
| 2016 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 2.9 | $0 | $0 | View return |
| 2016 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.34 | $0 | $0 | View return |
| 2016 | Hss Properties Corporation | 990 | Member | 0.17 | $0 | $0 | View return |
| 2016 | The Rockefeller University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Greater New York Councils Boy Scouts | 990 | Director | 3 | $0 | $0 | View return |
| 2015 | The Aspen Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2015 | Year Up Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Hss Properties Corporation | 990 | Member | 0.24 | $0 | $0 | View return |
| 2015 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.47 | $0 | $0 | View return |
| 2015 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 3.99 | $0 | $0 | View return |
| 2015 | The Rye Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | The Rockefeller University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Greater New York Councils Boy Scouts | 990 | Director | 3 | - | - | View return |
| 2014 | The Aspen Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2014 | The Rye Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 3.7 | $0 | $0 | View return |
| 2014 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.44 | $0 | $0 | View return |
| 2014 | Hss Properties Corporation | 990 | Member | 0.22 | $0 | $0 | View return |
| 2014 | Knights Templar Educational Fdn of the Gekt USA - Group Return | 990 | Nh Chairman | 1 | $0 | $0 | View return |
| 2014 | The Rockefeller University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 4.01 | $0 | $0 | View return |
| 2013 | Hss Properties Corporation | 990 | Member | 0.24 | - | - | View return |
| 2013 | The Aspen Institute Inc. | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | New York Society for the Relief of Ruptured & Crippled Maintaining | 990 | Member | 4.01 | $0 | $0 | View return |
| 2013 | The Hospital for Special Surgery Fund Inc | 990 | Member | 0.47 | - | - | View return |
| 2013 | New York City Tourism and Conventions Inc | 990 | Executive Committee Member | 0 | $0 | $0 | View return |
| 2013 | Knights Templar Educational Fdn of the Gekt USA - Group Return | 990 | Nh Chairman | 1 | $0 | $0 | View return |
| 2013 | The Rye Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Brooklyn Bridge Park Corporation | 990 | Chair (Former) | 1 | $0 | $0 | View return |