| 2024 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2024 | Capital Public Radio Inc. | 990 | Director (Thru 10/23) | 1 | $0 | $0 | View return |
| 2024 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2024 | Marine Insurance Seminars Inc. | 990 | Chairperson | 10 | $0 | $0 | View return |
| 2024 | Sacramento Region Community Foundation | 990 | Board Director | 1 | $0 | $0 | View return |
| 2024 | Vaad Hakashrus of Buffalo Inc. | 990EZ | Board Member | 0 | $0 | $0 | View return |
| 2023 | Bay Area Legal Aid | 990 | Regional Managing Attorney | 37.5 | $141,126 | $0 | View return |
| 2023 | Greater Houston Kosher Chili Cookoff Inc. | 990EZ | President | 3 | $0 | - | View return |
| 2023 | Capital Public Radio Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Laurence S Weiss and Edith G Weiss Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2023 | Applied Computational Electromagnetics Society | 990 | Director | 0 | $0 | $0 | View return |
| 2023 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2023 | Jafco Children'S Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | National Association of Marine Surveyors Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2023 | Marine Insurance Seminars Inc. | 990 | Chairperson | 10 | $0 | $0 | View return |
| 2023 | Sacramento Region Community Foundation | 990 | Board Director | 1 | $0 | $0 | View return |
| 2023 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Bay Area Legal Aid | 990 | Regional Managing Attorney | 37.5 | $136,770 | $0 | View return |
| 2022 | Greater Houston Kosher Chili Cookoff Inc. | 990EZ | President | 3 | $0 | - | View return |
| 2022 | Calabasas Chamber of Commerce | 990 | Chairman | 2 | $0 | $0 | View return |
| 2022 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Marine Insurance Seminars Inc. | 990 | Chairperson | 10 | $0 | $0 | View return |
| 2022 | Applied Computational Electromagnetics Society | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Laurence S Weiss and Edith G Weiss Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | National Association of Marine Surveyors Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2022 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2022 | Jafco Children'S Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Sacramento Region Community Foundation | 990 | Board Director | 1 | $0 | $0 | View return |
| 2022 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Lenape Valley Foundation | 990 | Crnp | 37.5 | $129,210 | $0 | View return |
| 2021 | Bay Area Legal Aid | 990 | Regional Managing Attorney | 37.5 | $126,615 | $0 | View return |
| 2021 | National Association of Marine Surveyors Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Jafco Children'S Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Laurence S Weiss and Edith G Weiss Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Calabasas Chamber of Commerce | 990 | Vice Chairman | 2 | $0 | $0 | View return |
| 2021 | Greater Houston Kosher Chili Cookoff Inc. | 990EZ | President | 3 | $0 | - | View return |
| 2021 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | New York State Association for Affordable Housing | 990 | Member | 0.5 | $0 | $0 | View return |
| 2021 | Sacramento Region Community Foundation | 990 | Board Director | 0.8 | $0 | $0 | View return |
| 2021 | Applied Computational Electromagnetics Society | 990 | Director | 0 | $0 | $0 | View return |
| 2021 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2021 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2021 | Marine Insurance Seminars Inc. | 990 | Chairperson | 10 | $0 | $0 | View return |
| 2021 | Capital Public Radio Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Lenape Valley Foundation | 990 | Crnp | 37.5 | $125,287 | $0 | View return |
| 2020 | Marine Insurance Seminars Inc. | 990 | President | 10 | $0 | $0 | View return |
| 2020 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2020 | Calabasas Chamber of Commerce | 990 | Vice Chairman | 2 | $0 | $0 | View return |
| 2020 | Jafco Children'S Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Laurence S Weiss and Edith G Weiss Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Applied Computational Electromagnetics Society | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Friends of Linden Hill Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | National Association of Marine Surveyors Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2020 | Brooklyn Waterfront Artists Coalition Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Jewish Vocational Service Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Calabasas Chamber of Commerce | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | The Officer Down Memorial Page Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2019 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2019 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Jewish Federation of Greater Buffalo Inc. | 990 | Immediate Past President | 5 | $0 | $0 | View return |
| 2019 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Lenape Valley Foundation | 990 | Crnp | 37.5 | $118,510 | $0 | View return |
| 2018 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Officer Down Memorial Page Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2018 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2018 | Calabasas Chamber of Commerce | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Jewish Vocational Service Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Jewish Federation of Greater Buffalo Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2018 | The Jewish Federations of North America Inc. | 990 | Trustee Through 11/18 | 1 | $0 | $0 | View return |
| 2017 | Lenape Valley Foundation | 990 | Crnp | 37.5 | $112,126 | $0 | View return |
| 2017 | The Officer Down Memorial Page Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2017 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2017 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | National Association of Marine Surveyors Inc | 990 | Past President | 2 | $0 | $0 | View return |
| 2017 | Jewish Vocational Service Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The Jewish Federations of North America Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Community Preservation Corporation | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Jewish Federation of Greater Buffalo Inc. | 990 | President | 5 | $0 | $0 | View return |
| 2017 | The Jewish Federations of North America Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Ttee | 0.5 | $0 | $0 | View return |
| 2016 | The Officer Down Memorial Page Inc | 990 | Secretary | 5 | $0 | $0 | View return |
| 2016 | Children'S Craniofacial Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Applied Computational Electromagnetics Society | 990EZ | Director | 0 | $0 | - | View return |
| 2016 | National Association of Marine Surveyors Inc | 990 | Past President | 15 | $0 | $0 | View return |
| 2016 | Weiss Family Foundation Inc | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2016 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Washington Conservatory of Music | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Jewish Vocational Service Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Linden Resources Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | The Jewish Federations of North America Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Jewish Federation of Greater Buffalo Inc. | 990 | President | 5 | $0 | $0 | View return |
| 2016 | Brooklyn Waterfront Artists Coalition Inc. | 990 | President | 20 | $0 | $0 | View return |
| 2016 | Vaad Hakashrus of Buffalo Inc. | 990EZ | Secretary | 0 | $0 | $0 | View return |
| 2015 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Director | 0 | $0 | $0 | View return |
| 2015 | Weiss Family Foundation Inc | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2015 | Applied Computational Electromagnetics Society | 990EZ | Director | 0 | $0 | - | View return |
| 2015 | Greater Houston Kosher Chili Cookoff Inc. | 990EZ | President | 3 | $0 | - | View return |
| 2015 | The Officer Down Memorial Page Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | The Jewish Federations of North America Inc. | 990 | Trustee Began Service November 2015 | 1 | $0 | $0 | View return |
| 2015 | Beit Rabban Day School | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Jewish Federation of Greater Buffalo Inc. | 990 | 1st Vice President | 5 | $0 | $0 | View return |
| 2015 | Linden Resources Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Jewish Vocational Service Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Officer Down Memorial Page Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2014 | National Association of Marine Surveyors Inc | 990 | President | 15 | $0 | $0 | View return |
| 2014 | Pacific Corinthian Yacht Club | 990 | Commodore | 10 | $0 | $0 | View return |
| 2014 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Director | 0 | $0 | $0 | View return |
| 2014 | Weiss Family Foundation Inc | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2014 | Applied Computational Electromagnetics Society | 990EZ | Director | 0 | $0 | - | View return |
| 2014 | Greater Conejo Valley Community Foundation | 990EZ | Member At La | 1 | $0 | - | View return |
| 2014 | Greater Houston Kosher Chili Cookoff Inc. | 990EZ | President | 3 | $0 | - | View return |
| 2014 | Jewish Federation of Greater Buffalo Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2013 | Institute of Management Accountants Inc. | 990 | Sr Vice President | 40 | $210,581 | $0 | View return |
| 2013 | Laser Institute of America | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Applied Computational Electromagnetics Society | 990EZ | Director | 0 | $0 | - | View return |
| 2013 | The Officer Down Memorial Page Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2013 | National Association of Marine Surveyors Inc | 990 | President | 10 | $0 | $0 | View return |
| 2013 | Weiss Family Foundation Inc | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Director | 0 | $0 | $0 | View return |
| 2013 | Preservation League of New York State | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Hebrew Free Loan Society Inc. | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2013 | Middlesex County Regional Chamber of Commerce Inc | 990 | Member | 1 | $0 | - | View return |
| 2013 | Jewish Federation of Greater Buffalo Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2012 | William L and Josephine B Weiss Family Foundation | 990PF | Co-President/Director | 0 | $0 | $0 | View return |
| 2012 | Weiss Family Foundation Inc | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | William L and Josephine B Weiss Family Foundation | 990PF | VP/Director | 0 | $0 | $0 | View return |
| 2011 | Weiss Family Foundation Inc | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | Weiss Family Foundation Inc | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | William L and Josephine B Weiss Family Foundation | 990PF | VP/Director | 0 | $0 | $0 | View return |