| 2025 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2024 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2024 | Federal City Council | 990 | Immediate Past Chair | 1 | $0 | $0 | View return |
| 2023 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2023 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Washington Housing Conservancy Inc. | 990 | Vice-Chair | 4 | $0 | $0 | View return |
| 2023 | Greater Washington Jewish Community Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2023 | The Jewish Federation of Greater Washington Inc. | 990 | President Foundation | 2 | $0 | $0 | View return |
| 2023 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Greater Washington Jewish Community Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2022 | Washington Housing Conservancy Inc. | 990 | Vice-Chair | 4 | $0 | $0 | View return |
| 2022 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2022 | The Jewish Federation of Greater Washington Inc. | 990 | President Ujef | 2 | $0 | $0 | View return |
| 2022 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | Washington Housing Conservancy Inc. | 990 | Vice-Chair | 1 | $0 | $0 | View return |
| 2021 | Federal City Council | 990 | Vice President | 1 | $0 | $0 | View return |
| 2021 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2021 | Greater Washington Jewish Community Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2021 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | The Jewish Federation of Greater Washington Inc. | 990 | President Ujef | 2 | $0 | $0 | View return |
| 2021 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2020 | Washington Housing Conservancy Inc. | 990 | Vice-Chair | 6 | $0 | $0 | View return |
| 2020 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2020 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2020 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2020 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Jewish Federation of Greater Washington Inc. | 990 | Member | 0.7 | $0 | $0 | View return |
| 2020 | Federal City Council | 990 | Vice President | 1 | $0 | $0 | View return |
| 2020 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2019 | Washington Housing Conservancy Inc. | 990 | Vice-Chair | 6 | $0 | $0 | View return |
| 2019 | District of Columbia Building Industry Association | 990 | Vice President | 2 | $0 | $0 | View return |
| 2019 | Eugene & Agnes E Meyer Foundation | 990PF | Director Thru 6/19 | 1 | $0 | $0 | View return |
| 2019 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Jewish Federation of Greater Washington Inc. | 990 | Member | 0.7 | $0 | $0 | View return |
| 2019 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2018 | District of Columbia Building Industry Association | 990 | Vice President | 2 | $0 | $0 | View return |
| 2018 | The Albert B & Audrey G Ratner Family Foundation | 990PF | Secretary/Trustee | 1 | $0 | $0 | View return |
| 2018 | The Museum of Language Arts Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2018 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Jewish Federation of Greater Washington Inc. | 990 | Member | 0.7 | $0 | $0 | View return |
| 2018 | Edlavitch Jewish Community Center of Washington DC Inc. | 990 | President Emeritus | 1 | $0 | $0 | View return |
| 2018 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2018 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2017 | District of Columbia Building Industry Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Museum of Language Arts Incorporated | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Edlavitch Jewish Community Center of Washington DC Inc. | 990 | President Emeritus | 1 | $0 | $0 | View return |
| 2017 | The Jewish Federation of Greater Washington Inc. | 990 | Presidential Appointee | 2 | $0 | $0 | View return |
| 2017 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2016 | Federal City Council | 990 | Transportation Committee Co-Chair | 1 | $0 | $0 | View return |
| 2016 | District of Columbia Building Industry Association | 990 | Vice President | 2 | $0 | $0 | View return |
| 2016 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2016 | The Urban Land Institute | 990 | Member | 2 | $0 | $0 | View return |
| 2016 | Edlavitch Jewish Community Center of Washington DC Inc. | 990 | President Emeritus | 1 | $0 | $0 | View return |
| 2016 | The Jewish Federation of Greater Washington Inc. | 990 | Presidential Appointee | 2 | $0 | $0 | View return |
| 2015 | District of Columbia Building Industry Association | 990 | Secretary | 2 | $0 | $0 | View return |
| 2015 | The 2030 Group Inc Co Buchanan Partners LLC | 990 | Director/Member | 0.5 | $0 | $0 | View return |
| 2015 | American Committee for the Weizmann Institute of Science Inc. | 990 | Board Member-Through 10/27/15 | 1 | $0 | $0 | View return |
| 2015 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | The Urban Land Institute | 990 | Member | 2 | $0 | $0 | View return |
| 2015 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | The Jewish Federation of Greater Washington Inc. | 990 | Presidential Appointee | 2 | $0 | $0 | View return |
| 2014 | District of Columbia Building Industry Association | 990 | Vice President | 2 | $0 | $0 | View return |
| 2014 | American Committee for the Weizmann Institute of Science Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | American Committee for the Weizmann Institute of Science Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Edlavitch Jewish Community Center of Washington DC Inc. | 990 | President Emeritus | 1 | $0 | $0 | View return |
| 2014 | The Urban Land Institute | 990 | Member | 2 | $0 | $0 | View return |
| 2014 | Gallaudet University Foundation | 990EZ | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | The Jewish Federation of Greater Washington Inc. | 990 | Member | 0.7 | $0 | $0 | View return |
| 2014 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | District of Columbia Building Industry Association | 990 | Vice President | 2 | $0 | $0 | View return |
| 2013 | The Jewish Federation of Greater Washington Inc. | 990 | Member | 0.7 | $0 | $0 | View return |
| 2013 | Federal City Council | 990 | At-Large Mbr-Exec. Comm. | 0.3 | $0 | $0 | View return |
| 2013 | American Committee for the Weizmann Institute of Science Inc. | 990 | Board Member | 0.2 | $0 | $0 | View return |
| 2013 | Kenyon College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Edlavitch Jewish Community Center of Washington DC Inc. | 990 | President Emeritus | 1 | $0 | $0 | View return |
| 2013 | The George Washington University | 990 | Trustee | 2 | - | - | View return |
| 2013 | American Committee for the Weizmann Institute of Science Inc. | 990 | Board Member | 0.2 | $0 | $0 | View return |