| 2024 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2024 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2023 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2023 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2023 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2022 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2022 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2021 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2021 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | Hudson Gateway Association of Realtors Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Hudson Gateway Association of Realtors Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2020 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2020 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2020 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2020 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2019 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2019 | Hudson Gateway Association of Realtors Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2019 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2018 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | The Arnold Gold Foundation | 990 | Trustee | 5 | $0 | $0 | View return |
| 2018 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2017 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2016 | Norman and Barbara Seiden Foundation | 990PF | Vice-President | 0 | $0 | $0 | View return |
| 2016 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2016 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2016 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2015 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | $0 | View return |
| 2015 | Cngcs Development Corporation | 990 | Director | 3 | $0 | $0 | View return |
| 2015 | Central Nassau Guidance and Counseling Services Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2015 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2014 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | $0 | View return |
| 2014 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | $0 | View return |
| 2012 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | - | View return |
| 2012 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | - | View return |
| 2011 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | Mark and Diane Seiden Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | Norman and Barbara Seiden Foundation | 990PF | Trustee/VP (Min) | 0 | $0 | $0 | View return |