| 2025 | 141 East 23Rd Street Hdfc | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2025 | Lexington Housing Development Fund | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2025 | 231 East 77 Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2025 | 334 East 92Nd Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2025 | 351 East 61 Street Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2025 | 332 East 22Nd Street Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | 91 Carlton Avenue Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | 332 East 22Nd Street Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | 332 East 22Nd Street Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2024 | Lexington Housing Development Fund | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | 231 East 77 Housing Development | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | 385 Third Avenue Housing Development Fund Corporation C/O Met Council | 990 | Secretary | 0.1 | $0 | $0 | View return |
| 2023 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2023 | American College of Bankruptcy Foundation | 990 | Director Until March | 0.3 | $0 | $0 | View return |
| 2023 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | American College of Bankruptcy Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2022 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2022 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2021 | American College of Bankruptcy Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2021 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | American College of Bankruptcy Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2020 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2020 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2019 | American College of Bankruptcy Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2019 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | American College of Bankruptcy Foundation | 990 | Director As Of March 2018 | 0.3 | $0 | $0 | View return |
| 2018 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2018 | Metropolitan New York Coordinating | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | The Nadine and Herbert Eckstein Foundation | 990PF | President, Treasurer | 0 | $0 | $0 | View return |
| 2016 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | $0 | View return |
| 2015 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |
| 2014 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |
| 2013 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |
| 2012 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |
| 2011 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |
| 2010 | The Nadine and Herbert Eckstein Foundation | 990PF | VP, Asst Treas., Secy | 0 | $0 | - | View return |