| 2025 | Equity Arc | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Symphony Pro Musica Society Inc. | 990EZ | Music Director And Conductor | 20 | $0 | $0 | View return |
| 2024 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2024 | Lowell N Johnson Charitable Foundation | 990PF | Sec/Treas | 5 | $0 | - | View return |
| 2024 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2024 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2024 | Bradley M Yusim Foundation | 990 | Sec/Treas | 0 | $0 | $0 | View return |
| 2024 | Equity Arc | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | National Alliance of El Sistema Inspired Programs | 990 | Director Emeritus | 2 | $0 | $0 | View return |
| 2023 | Equity Arc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | William Butterworth Foundation | 990PF | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2023 | Bradley M Yusim Foundation | 990 | Sec/Treas | 0 | $0 | $0 | View return |
| 2023 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2023 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2023 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2023 | The Alice Gravendijk Zionic | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | Symphony Pro Musica Society Inc. | 990EZ | Music Director And Conductor | 15 | $0 | $0 | View return |
| 2023 | National Alliance of El Sistema Inspired Programs | 990 | Director Emeritus | 2 | $0 | $0 | View return |
| 2023 | Orchestra of the Americas Group Inc. | 990 | Emeritus Member At Large | 1 | $0 | $0 | View return |
| 2022 | Bradley M Yusim Foundation | 990 | Sec/Treas | 0 | $0 | $0 | View return |
| 2022 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2022 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2022 | Equity Arc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | William Butterworth Foundation | 990PF | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2022 | Center for Artistry and Scholarship Inc. | 990EZ | Director | 0.5 | $0 | $0 | View return |
| 2022 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2022 | National Alliance of El Sistema Inspired Programs | 990 | Director Emeritus | 3 | $0 | $0 | View return |
| 2022 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2022 | The Alice Gravendijk Zionic | 990PF | Director | 2 | $0 | $0 | View return |
| 2022 | Project Step Inc. Symphony Hall | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Beta Theta Pi Society of Mn | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2021 | Bradley M Yusim Foundation | 990 | Sec/Treas | 0 | $0 | $0 | View return |
| 2021 | William Butterworth Foundation | 990PF | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2021 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2021 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2021 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2021 | Beta Theta Pi Society of Mn | 990 | Vice-President | 5 | $0 | $0 | View return |
| 2021 | National Alliance of El Sistema Inspired Programs | 990 | Director Emeritus | 3 | $0 | $0 | View return |
| 2021 | Project Step Inc. Symphony Hall | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2020 | Center for Artistry and Scholarship Inc. | 990 | Clerk | 2 | $0 | $0 | View return |
| 2020 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2020 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2020 | William Butterworth Foundation | 990PF | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2020 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2020 | Beta Theta Pi Society of Mn | 990 | Vice-President | 2 | $0 | $0 | View return |
| 2020 | National Alliance of El Sistema Inspired Programs | 990 | Member | 3 | $0 | $0 | View return |
| 2020 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2019 | Center for Artistry and Scholarship Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Northern Virginia Chamber of Commerce I | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2019 | William Butterworth Foundation | 990PF | Finance Committee Chairman | 1 | $0 | $0 | View return |
| 2019 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2019 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2019 | Beta Theta Pi Society of Mn | 990 | Secretary | 1 | $0 | $0 | View return |
| 2019 | National Alliance of El Sistema Inspired Programs | 990 | Member | 3 | $0 | $0 | View return |
| 2018 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2018 | Northern Virginia Chamber of Commerce I | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2018 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2018 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2018 | National Alliance of El Sistema Inspired Programs | 990 | Member | 3 | $0 | $0 | View return |
| 2017 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2017 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2017 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2017 | Northern Virginia Chamber of Commerce I | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | National Alliance of El Sistema Inspired Programs | 990 | Member | 5 | $0 | $0 | View return |
| 2017 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2016 | Northern Virginia Chamber of Commerce I | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2016 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2016 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2016 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2016 | National Alliance of El Sistema Inspired Programs | 990EZ | Member | 5 | $0 | - | View return |
| 2016 | Concert Productions Inc | 990PF | Director | 1 | $0 | $0 | View return |
| 2015 | National Alliance of El Sistema Inspired Programs | 990EZ | Member | 2 | $0 | - | View return |
| 2015 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2015 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2015 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2015 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2015 | Concert Productions Inc | 990PF | Director | 1 | $0 | $0 | View return |
| 2014 | Black Hawk College Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | William Butterworth Memorial Trust | 990PF | Board Member | 1 | $0 | $0 | View return |
| 2014 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2014 | National Alliance of El Sistema Inspired Programs | 990EZ | Member | 1 | $0 | - | View return |
| 2014 | Churchill Family Charitable Foundation | 990PF | Secretary/Treas | 0.38 | $0 | - | View return |
| 2014 | Churchill Family Charitable Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2014 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2014 | Concert Productions Inc | 990PF | Director | 1 | $0 | $0 | View return |
| 2013 | Black Hawk College Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2013 | Concert Productions Inc | 990EZ | Director | 1 | $0 | $0 | View return |
| 2013 | Orchestra of the Americas Group Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2012 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |
| 2011 | Rhs Foundation | 990PF | Sec/Treas | 10 | $0 | - | View return |