| 2025 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2024 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2024 | Winchester Committee for a Better Chance Inc. | 990 | VP Academics | 0 | $0 | $0 | View return |
| 2024 | Tower Lights Charities Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2024 | Jewish Child and Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Interfaith Outreach Home Inc. | 990 | Board Member | 3 | $0 | $0 | View return |
| 2023 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Boys & Girls Clubs of Metro Los Angeles | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Tower Lights Charities Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2023 | Winchester Committee for a Better Chance Inc. | 990 | VP Academics | 0 | $0 | $0 | View return |
| 2023 | Jewish Child and Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Boys & Girls Clubs of Metro Los Angeles | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2023 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2022 | Interfaith Outreach Home Inc. | 990 | Board Member | 3 | $0 | $0 | View return |
| 2022 | Tower Lights Charities Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2022 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2022 | Winchester Committee for a Better Chance Inc. | 990 | VP Academics | 0 | $0 | $0 | View return |
| 2022 | Jewish Child and Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2021 | Lighthouse Guild International Inc. | 990 | Director Resigned 9/9/21 | 0.1 | $0 | $0 | View return |
| 2021 | Realty Foundation of New York | 990PF | Director | 3 | $0 | $0 | View return |
| 2021 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2021 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2021 | Jewish Child and Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Jgb Mental Health & Mental Retardation Services Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2021 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2021 | Winchester Committee for a Better Chance Inc. | 990 | Vice President | 0 | $0 | $0 | View return |
| 2021 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2020 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2020 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2020 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2020 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2020 | Realty Foundation of New York | 990PF | Director | 3 | $0 | $0 | View return |
| 2020 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.15 | $0 | $0 | View return |
| 2020 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2020 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Realty Foundation of New York | 990PF | Director | 3 | $0 | $0 | View return |
| 2019 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2019 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2019 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2019 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2019 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.15 | $0 | $0 | View return |
| 2019 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2019 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Glendale College Foundation Incorporated | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2018 | Realty Foundation of New York | 990PF | Director | 3 | $0 | $0 | View return |
| 2018 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2018 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Yachdav Foundation | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2018 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Laureine and David Greenbaum Foundation | 990PF | Director/President | 0 | $0 | $0 | View return |
| 2018 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2018 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.1 | $0 | $0 | View return |
| 2018 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2018 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Realty Foundation of New York | 990PF | Director | 3 | $0 | $0 | View return |
| 2017 | Tower Lights Charities Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2017 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2017 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2017 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2017 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.2 | $0 | $0 | View return |
| 2017 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2016 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2016 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.2 | $0 | $0 | View return |
| 2015 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2015 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2015 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | The Campbell Center Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.2 | $0 | $0 | View return |
| 2014 | Citizens Budget Commission Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2014 | Lighthouse Guild International Inc. | 990 | Director | 0.1 | $0 | $0 | View return |
| 2014 | The Campbell Center Foundation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2014 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Kiwanis International K00761 Glendale DBA Kiwanis Club of Glendale | 990 | Vice President | 0 | $0 | $0 | View return |
| 2014 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.2 | $0 | $0 | View return |
| 2014 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 3 | $0 | $0 | View return |
| 2013 | Citizens Budget Commission Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2013 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2013 | Times Square District Management Association | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | The Real Estate Board of New York Inc | 990 | Member At La | 0.5 | $0 | $0 | View return |
| 2013 | The Jewish Guild for the Blind | 990 | Director - Through 12/23/13 | 0.5 | $0 | $0 | View return |
| 2013 | 34Th Street Partnership Inc. | 990 | Class A Director | 0.2 | $0 | $0 | View return |
| 2013 | Grand Central Partnership Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Boys and Girls Club of Venice Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Grand Central District Management Association Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Jewish National Fund -Keren Kayemeth Leisrael- Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |