| 2024 | Andrew Sabin Family Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2024 | Coalition to Keep the East Hampton Airport Open Ltd | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2024 | National Road Safety Foundation Inc. | 990 | Trustee | 5 | $0 | $0 | View return |
| 2023 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Coalition to Keep the East Hampton Airport Open Ltd | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | National Road Safety Foundation Inc. | 990 | Trustee | 5 | $0 | $0 | View return |
| 2023 | Andrew Sabin Family Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2023 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2022 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Andrew Sabin Family Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2022 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2022 | Coalition to Keep the East Hampton Airport Open Ltd | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Ivanhoe Commandery 24 Knights Temp | 990 | 2nd Guard | 2 | $0 | $0 | View return |
| 2022 | National Road Safety Foundation Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2022 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Ivanhoe Commandery 24 Knights Temp | 990 | 2nd Guard | 3 | $0 | $0 | View return |
| 2021 | Andrew Sabin Family Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2021 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2021 | National Road Safety Foundation Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2020 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2020 | Geothermal Resources Council | 990 | President (2020) | 0 | $0 | $0 | View return |
| 2020 | Geothermal Resources Council | 990 | Past President (2021) | 0 | $0 | $0 | View return |
| 2020 | National Road Safety Foundation Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2020 | Andrew Sabin Family Foundation | 990PF | Director | 5 | $0 | $0 | View return |
| 2019 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2019 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | National Road Safety Foundation Inc. | 990 | Independent Trustee | 0 | $0 | $0 | View return |
| 2018 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2018 | Turtle Conservancy | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Geothermal Resources Council | 990 | President | 0 | $0 | $0 | View return |
| 2018 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2017 | Turtle Conservancy | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2016 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Turtle Conservancy | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2016 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2015 | New York League of Conservation Voters Education Fund Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2015 | Turtle Conservancy | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2014 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2014 | New York League of Conservation Voters Education Fund Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Geothermal Resources Council | 990 | Board Member | 0 | $0 | $0 | View return |
| 2013 | Geothermal Resources Council | 990 | Board Member | 0 | $0 | $0 | View return |
| 2013 | South Fork Natural History Society | 990 | President | 15 | $0 | $0 | View return |
| 2013 | New York League of Conservation Voters Education Fund Inc. | 990 | Director | 1 | - | - | View return |
| 2013 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2012 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2011 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2010 | The Sabin Conservation Fund Inc | 990PF | President | 0 | $0 | $0 | View return |