| 2024 | Abundance Foundation | 990 | Pres/CEO/Director | 40 | $203,312 | $0 | View return |
| 2024 | Foundation for American Content and Entertainment | 990 | Director | 5 | $0 | $0 | View return |
| 2024 | Out of Eden Walk | 990 | Director | 5 | $0 | $0 | View return |
| 2023 | Abundance Foundation | 990 | Pres/CEO/Director | 40 | $186,436 | $0 | View return |
| 2023 | Out of Eden Walk | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2023 | Foundation for American Content and Entertainment | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Abundance Foundation | 990 | Pres/CEO/Director | 40 | $182,137 | $0 | View return |
| 2022 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2022 | Out of Eden Walk | 990 | Director | 4 | $0 | $0 | View return |
| 2022 | Twinscoast2Coast | 990PF | Stephen Kahn | 5 | $0 | - | View return |
| 2021 | Abundance Foundation | 990 | President, CEO, Director | 40 | $179,287 | $0 | View return |
| 2021 | Ancient Free Masons of South Carolina | 990EZ | Chaplain | 0 | $0 | - | View return |
| 2021 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2021 | Out of Eden Walk | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Abundance Foundation | 990 | President, CEO, Director | 40 | $179,287 | $0 | View return |
| 2020 | Out of Eden Walk | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2019 | Abundance Foundation | 990 | President, CEO, Director | 40 | $192,071 | $0 | View return |
| 2019 | Roeliff Jansen Community Library | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Out of Eden Walk | 990 | Sec/Treas | 10 | $0 | $0 | View return |
| 2019 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2019 | Masonic Hall Association of Richmond California | 990EZ | Director | 2 | $0 | $0 | View return |
| 2019 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Wolf Trap Foundation for the Performing Arts | 990 | Director/General Counsel | 1 | $0 | $0 | View return |
| 2018 | Masonic Hall Association of Richmond California | 990EZ | Director | 0 | $0 | $0 | View return |
| 2018 | Out of Eden Walk | 990 | Sec/Treas | 10 | $0 | $0 | View return |
| 2018 | Roeliff Jansen Community Library | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2017 | Out of Eden Walk | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2016 | Out of Eden Walk | 990 | Director | 15 | $0 | $0 | View return |
| 2016 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2015 | Out of Eden Walk | 990 | Director | 4 | $0 | $0 | View return |
| 2015 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |
| 2015 | Operation Aware of Oklahoma Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |
| 2014 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2014 | Out of Eden Walk | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |
| 2013 | Wolf Trap Foundation for the Performing Arts | 990 | General Counsel | 1 | $0 | $0 | View return |
| 2013 | The Wrexham Foundation Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2012 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |
| 2011 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |
| 2010 | The Sidney Kahn Family Foundation | 990PF | Treas | 1 | $0 | $0 | View return |