| 2024 | Guarneri Hall Nfp | 990 | Trustee | 2 | $0 | $0 | View return |
| 2024 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 8 | $0 | $0 | View return |
| 2024 | Guarneri Hall Nfp | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2023 | Guarneri Hall Nfp | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Guarneri Hall Nfp | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2021 | Guarneri Hall Nfp | 990EZ | Trustee | 2 | $0 | - | View return |
| 2021 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2020 | Guarneri Hall Nfp | 990EZ | Trustee | 2 | $0 | - | View return |
| 2020 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2019 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2018 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2017 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2017 | Chicago Symphony Musicians | 990PF | President | 2 | $0 | $0 | View return |
| 2016 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2015 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2014 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |
| 2013 | Dempster St Pro Musica Nfp C/O Michael L Henoch | 990EZ | President & Artistic Direc | 10 | $0 | $0 | View return |