| 2024 | Faith an Endowment for Orthodoxy & Hellenism | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2024 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2023 | Faith an Endowment for Orthodoxy & Hellenism | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2023 | Boys & Girls Club of Greater Lowell Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Crossroad Institute Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | Young Conservatives for Carbon Dividends Inc | 990EZ | President And Director | 20 | $0 | $0 | View return |
| 2023 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2022 | Faith an Endowment for Orthodoxy & Hellenism | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2022 | Young Conservatives for Carbon Dividends Inc | 990EZ | President And Director | 20 | $0 | $0 | View return |
| 2022 | Crossroad Institute Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2022 | Crossroad Institute Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Faith an Endowment for Orthodoxy & Hellenism | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2021 | Crossroad Institute Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Young Conservatives for Carbon Dividends Inc | 990EZ | President And Director Beginning April 2021 | 20 | $0 | $0 | View return |
| 2021 | Crossroad Institute Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Faith an Endowment for Orthodoxy & Hellenism | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2020 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emeritus | 1 | $0 | $0 | View return |
| 2019 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emer | 1 | $0 | $0 | View return |
| 2019 | The Behrakis Foundation C/O Stephanie B Liakos Trustee | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emer | 1 | $0 | $0 | View return |
| 2017 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Boston Symphony Orchestra Inc. | 990 | Vice-Chair | 2 | $0 | $0 | View return |
| 2017 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emeritus | 1 | $0 | $0 | View return |
| 2016 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emeritus | 1 | $0 | $0 | View return |
| 2016 | Boston Symphony Orchestra Inc. | 990 | Vice-Chair | 2 | $0 | $0 | View return |
| 2016 | Northeastern University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emeritus | 1 | $0 | $0 | View return |
| 2015 | Boston Symphony Orchestra Inc. | 990 | Vice-Chair | 2 | $0 | $0 | View return |
| 2015 | Northeastern University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Lowell Art Association D/B/A Whistler House Museum of Art | 990 | Trustee Emeritus | 1 | $0 | $0 | View return |
| 2014 | Boston Symphony Orchestra Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | Northeastern University | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Boys & Girls Club of Greater Lowell Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Boston Symphony Orchestra Inc. | 990 | Trustee | 2 | $0 | $0 | View return |