| 2024 | James Lenox House Association Inc. | 990 | Director (Thru 9/11/24) | 2 | $0 | $0 | View return |
| 2024 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | John and Barbara Samuelson Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | John and Barbara Samuelson Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | James Lenox House Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | John and Barbara Samuelson Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | James Lenox House Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | John and Barbara Samuelson Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | James Lenox House Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | John and Barbara Samuelson Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | America-Israel Cultural Foundation Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2019 | Westport Country Playhouse Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | America-Israel Cultural Foundation Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2018 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Westport Country Playhouse Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | America-Israel Cultural Foundation Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2018 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Westport Country Playhouse Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | America-Israel Cultural Foundation Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2017 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | America-Israel Cultural Foundation Inc. | 990 | Vice President | 5 | $0 | $0 | View return |
| 2016 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | America-Israel Cultural Foundation Inc. | 990 | Vice President | 5 | $0 | $0 | View return |
| 2015 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | America-Israel Cultural Foundation Inc. | 990 | Vice President | 5 | $0 | $0 | View return |
| 2014 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | American Friends of Orr Shalom Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | America-Israel Cultural Foundation Inc. | 990 | Vice President | 5 | $0 | $0 | View return |
| 2013 | Council on the Environment Inc. | 990 | Director | 1 | $0 | $0 | View return |