| 2025 | Jack & Sandra Guthman Foundation | 990PF | Chairman | 1 | $0 | $0 | View return |
| 2024 | Jack & Sandra Guthman Foundation | 990PF | Chairman | 1 | $0 | $0 | View return |
| 2024 | Chicago Architecture Biennial Inc. | 990 | Past Chairman | 4 | $0 | $0 | View return |
| 2024 | Chicago Sculpture Exhibit | 990 | Director | 0.15 | $0 | $0 | View return |
| 2024 | Museum of Contemporary Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Jack & Sandra Guthman Foundation | 990PF | Chairman | 1 | $0 | $0 | View return |
| 2023 | Chicago Sculpture Exhibit | 990 | Director | 0.15 | $0 | $0 | View return |
| 2023 | Chicago Architecture Biennial Inc. | 990 | Chairman | 4 | $0 | $0 | View return |
| 2023 | Museum of Contemporary Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 5 | $0 | $0 | View return |
| 2022 | Jack & Sandra Guthman Foundation | 990PF | Chairman | 1 | $0 | $0 | View return |
| 2022 | Chicago Sculpture Exhibit | 990 | Director | 0.15 | $0 | $0 | View return |
| 2022 | Museum of Contemporary Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 5 | $0 | $0 | View return |
| 2021 | Jack & Sandra Guthman Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Chicago Sculpture Exhibit | 990EZ | Director | 0 | $0 | $0 | View return |
| 2021 | Museum of Contemporary Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Jack & Sandra Guthman Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Chicago Sculpture Exhibit | 990EZ | Director | 0 | $0 | - | View return |
| 2020 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 10 | $0 | $0 | View return |
| 2019 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 10 | $0 | $0 | View return |
| 2019 | Chicago Sculpture Exhibit | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Museum of Contemporary Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Chicago Architecture Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 5 | $0 | $0 | View return |
| 2018 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |
| 2017 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 5 | $0 | $0 | View return |
| 2017 | Chicago Architecture Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |
| 2016 | Chicago Architecture Biennial Inc. | 990 | Chairman/President | 5 | $0 | $0 | View return |
| 2016 | Chicago Architecture Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |
| 2015 | Chicago Architecture Biennial Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | Chicago Architecture Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |
| 2014 | Chicago Architecture Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | The Rebuild Foundation Nfp | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | United States Artists Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | The Rebuild Foundation Nfp | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | USA Projects | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Museum of Contemporary Art | 990 | Trustee | 5 | $0 | $0 | View return |