| 2024 | American Horse Trials Foundation Inc. | 990 | Secretary & Treasurer | 5 | $0 | $0 | View return |
| 2024 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2024 | Global Clearinghouse for Development Finance Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2023 | Global Clearinghouse for Development Finance Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | American Horse Trials Foundation Inc. | 990 | Sec. &Tres. | 5 | $0 | $0 | View return |
| 2022 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2022 | Global Clearinghouse for Development Finance Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | American Horse Trials Foundation Inc. | 990 | Sec. &Tres. | 5 | $0 | $0 | View return |
| 2022 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2021 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2021 | Global Clearinghouse for Development Finance Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2020 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2020 | Global Clearinghouse for Development Finance Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Secretary | 0.5 | $0 | $0 | View return |
| 2019 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2019 | Global Clearinghouse for Development Finance Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Marlboro College C/O Verdolino & Lowey PC | 990 | Trustee | 5 | $0 | $0 | View return |
| 2019 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Board Member | 0.5 | $0 | $0 | View return |
| 2018 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2018 | Global Clearinghouse for Development Finance Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Marlboro College C/O Verdolino & Lowey PC | 990 | Trustee | 5 | $0 | $0 | View return |
| 2018 | Wolf Kahn and Emily Mason Foundation Inc | 990PF | Board Member | 0.5 | $0 | $0 | View return |
| 2017 | Global Clearinghouse for Development Finance Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2017 | Marlboro College C/O Verdolino & Lowey PC | 990 | Trustee | 5 | $0 | $0 | View return |
| 2016 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2016 | Global Clearinghouse for Development Finance Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Marlboro College C/O Verdolino & Lowey PC | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Global Clearinghouse for Development Finance Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2015 | Marlboro College C/O Verdolino & Lowey PC | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2014 | Global Clearinghouse for Development Finance Inc. | 990 | - | 1 | $0 | $0 | View return |
| 2014 | Marlboro College C/O Verdolino & Lowey PC | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Global Clearinghouse for Development Finance Inc. | 990 | - | 1 | $0 | $0 | View return |
| 2013 | American Horse Trials Foundation Inc. | 990 | Sec./Tres. | 5 | $0 | $0 | View return |
| 2013 | Marlboro College C/O Verdolino & Lowey PC | 990 | Chairman | 1 | $0 | $0 | View return |