| 2024 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $44,000 | $0 | View return |
| 2024 | The Habe Foundation | 990PF | VP & Secretary | 0.25 | $0 | $0 | View return |
| 2024 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2024 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2024 | John & Patricia Klingenstein Fund | 990PF | Trustee | 5 | $0 | $0 | View return |
| 2024 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | New York CIVIL Rights Coalition Inc. | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President, Treasurer&Class A Director | 1 | $0 | $0 | View return |
| 2024 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0 | $0 | $0 | View return |
| 2023 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President, Treasurer&Class A Director | 1 | $0 | $0 | View return |
| 2023 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0 | $0 | $0 | View return |
| 2023 | The Habe Foundation | 990PF | VP & Secretary | 0.25 | $0 | $0 | View return |
| 2023 | John & Patricia Klingenstein Fund | 990PF | Trustee | 5 | $0 | $0 | View return |
| 2023 | National Association of Scholars Inc. | 990 | Member & Treasurer | 0 | $0 | $0 | View return |
| 2023 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2023 | New York CIVIL Rights Coalition Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2022 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President, Treasurer&Class A Director | 1 | $0 | $0 | View return |
| 2022 | Belgrade Regional Conservation Alliance Inc | 990 | Past Chairpe | 1 | $0 | $0 | View return |
| 2022 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2022 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2022 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2022 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2022 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2022 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2022 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2022 | The Klingenstein Third Generation Foundation | 990PF | Past Treasurer Resigned 8/2023 | 0 | $0 | $0 | View return |
| 2021 | Belgrade Regional Conservation Alliance Inc | 990 | Past Chairpe | 0.5 | $0 | $0 | View return |
| 2021 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President, Treasurer&Class A Director | 1 | $0 | $0 | View return |
| 2021 | National Association of Scholars Inc. | 990 | Member & Treasurer | 0 | $0 | $0 | View return |
| 2021 | The Habe Foundation | 990PF | VP & Secretary | 0.5 | $0 | $0 | View return |
| 2021 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2021 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2021 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2021 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2021 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Belgrade Regional Conservation Alliance Inc | 990 | Past Chairpe | 1 | $0 | $0 | View return |
| 2020 | The Habe Foundation | 990PF | VP & Secretary | 0.5 | $0 | $0 | View return |
| 2020 | National Association of Scholars Inc. | 990 | Member & Treasurer | 0 | $0 | $0 | View return |
| 2020 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President, Treasurer&Class A Director | 1 | $0 | $0 | View return |
| 2020 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2020 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2020 | National CIVIC Art Society | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2020 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2019 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2019 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | President And Treasurer | 0.5 | $0 | $0 | View return |
| 2019 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2019 | National Association of Scholars Inc. | 990 | Member & Treasurer | 0 | $0 | $0 | View return |
| 2019 | National CIVIC Art Society | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2019 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2019 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2019 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2018 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2018 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2018 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2018 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2018 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2018 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Chair | 1 | $0 | $0 | View return |
| 2018 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Belgrade Regional Conservation Alliance Inc | 990 | Member At Large | 1 | $0 | $0 | View return |
| 2017 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2017 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2017 | Maine Lakes Resource Center | 990 | President | 5 | $0 | $0 | View return |
| 2017 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2017 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2017 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director; Chair | 1 | $0 | $0 | View return |
| 2017 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2017 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director; Chair | 1 | $0 | $0 | View return |
| 2016 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2016 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2016 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | $0 | View return |
| 2016 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Maine Lakes Resource Center | 990 | President | 5 | $0 | $0 | View return |
| 2016 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2016 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | $0 | View return |
| 2016 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director; Chair | 1 | $0 | $0 | View return |
| 2016 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | - | View return |
| 2015 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2015 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2015 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | - | View return |
| 2015 | National Association of Scholars Inc. | 990 | Member | 0 | $0 | $0 | View return |
| 2015 | Maine Lakes Resource Center | 990 | President | 5 | $0 | $0 | View return |
| 2015 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2015 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2015 | Claremont Inst for the Study of Statesmanship & Polit Philosophy | 990 | Director, Ch | 1 | $0 | $0 | View return |
| 2014 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | - | View return |
| 2014 | Maine Lakes Resource Center | 990 | President | 5 | $0 | $0 | View return |
| 2014 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | - | View return |
| 2014 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2014 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2014 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2014 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2013 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | - | View return |
| 2013 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2013 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | - | View return |
| 2013 | The Reach Institute Resource for Advancing Childrens Health | 990 | Board Chair-Term Ended Oct. 2013 | 1 | $0 | $0 | View return |
| 2013 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2013 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2013 | Maine Lakes Resource Center | 990 | President | 5 | $0 | $0 | View return |
| 2013 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2013 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2012 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | - | View return |
| 2012 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2012 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2012 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | - | View return |
| 2012 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2012 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2012 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2011 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0.2 | $0 | - | View return |
| 2011 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2011 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2011 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | - | View return |
| 2011 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2011 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2011 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2010 | Andrew and Julie Klingenstein Family Fund Inc. | 990PF | Vice Pres | 0 | $0 | $0 | View return |
| 2010 | The Thomas D Klingenstein and Nancy D Perlman Family Fund Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2010 | Sadie and Harry Davis Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2010 | The Habe Foundation | 990PF | VP & Secretary | 0 | $0 | $0 | View return |
| 2010 | Thomas D Klingenstein Fund | 990PF | President/Treasurer | 0.25 | $0 | $0 | View return |
| 2010 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2010 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 0.25 | $0 | - | View return |
| 2009 | The Esther a and Joseph Klingenstein Fund Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2009 | The Klingenstein Third Generation Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |