| 2024 | Xavier University of Louisiana | 990 | Board Member | 5 | $0 | $0 | View return |
| 2023 | Xavier University of Louisiana | 990 | Board Member | 5 | $0 | $0 | View return |
| 2022 | Xavier University of Louisiana | 990 | Board Member | 5 | $0 | $0 | View return |
| 2021 | Xavier University of Louisiana | 990 | Board Member | 2 | $0 | $0 | View return |
| 2020 | Xavier University of Louisiana | 990 | Board Member | 12 | $0 | $0 | View return |
| 2019 | The New York Historical Society | 990 | Trustee (End 5/12/2020) | 1 | $0 | $0 | View return |
| 2019 | American Museum of Natural History | 990 | Trustee-End 5/12/20 | 1 | $0 | $0 | View return |
| 2019 | Xavier University of Louisiana | 990 | Board Member | 8 | $0 | $0 | View return |
| 2018 | American Museum of Natural History | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Xavier University of Louisiana | 990 | Board Member | 8 | $0 | $0 | View return |
| 2018 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | American Museum of Natural History | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Beacon Project | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Gilder Lehrman Institute of American History | 990 | Co-Chair, E.V.P. & Treasurer | 1 | $0 | $0 | View return |
| 2017 | The Beacon Project | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | American Museum of Natural History | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | The Gilder Lehrman Institute of American History | 990 | Co-Chair, E.V.P. & Treasurer | 1 | $0 | $0 | View return |
| 2015 | American Museum of Natural History | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | The Gilder Lehrman Institute of American History | 990 | Co-Chair, E.V.P. & Treasurer | 1 | $0 | $0 | View return |
| 2015 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | The Gilder Lehrman Institute of American History | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | American Museum of Natural History | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | The Gilder Lehrman Institute of American History | 990 | Treasurer & Executive V.P. | 1 | $0 | $0 | View return |
| 2013 | The New York Historical Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | American Museum of Natural History | 990 | Trustee | 1 | - | - | View return |
| 2012 | Foundation for Education Reform and Accountability | 990PF | Board Member | 1 | $0 | $0 | View return |
| 2010 | Pripet Riding Program | 990PF | President& Treasurer | 3 | $0 | $0 | View return |