| 2024 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2024 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee/Chair | 0 | $0 | $0 | View return |
| 2024 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2023 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee/Chair | 0 | $0 | $0 | View return |
| 2023 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | American Academy in Rome | 990 | Secretary | 2 | $0 | $0 | View return |
| 2022 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2022 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee | 0 | $0 | $0 | View return |
| 2022 | American Academy in Rome | 990 | Secretary (Effective 1/1/2023) | 2 | $0 | $0 | View return |
| 2022 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2021 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee | 0 | $0 | $0 | View return |
| 2021 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2020 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | American Academy in Rome | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee | 0 | $0 | $0 | View return |
| 2019 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2019 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee | 0 | $0 | $0 | View return |
| 2019 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | American Academy in Rome | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2018 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Music Associates of Aspen Inc DBA Aspen Music Festival & School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2018 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2017 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2016 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2016 | United States Japan Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2016 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2016 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Pen American Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | United States Japan Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2015 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2015 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Reversible Destiny Foundation Inc. | 990PF | Director | 1 | $0 | - | View return |
| 2014 | United States Japan Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2014 | The Rosenkranz Charitable Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Rosenkranz Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2014 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | United States Japan Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2013 | Longhouse Reserve | 990 | Trustee | 1 | $0 | $0 | View return |
| 2012 | United States Japan Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |