| 2024 | Wisconsin World Affairs Council Inc. | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Wisconsin World Affairs Council Inc. | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Director (Thru 6/30/23) | 10 | $20,000 | $0 | View return |
| 2023 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 2 | $5,000 | $0 | View return |
| 2023 | Wisconsin World Affairs Council Inc. | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $20,000 | $0 | View return |
| 2022 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 2 | $5,000 | $0 | View return |
| 2022 | Wisconsin World Affairs Council Inc. | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $20,000 | $0 | View return |
| 2021 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 2 | $5,000 | $0 | View return |
| 2021 | Wisconsin World Affairs Council Inc. | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2019 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2018 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2017 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2016 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2015 | Joseph and Vera Zilber Family Foundation Inc | 990PF | Secretary/Treasurer/Director | 10 | $5,000 | $0 | View return |
| 2014 | Wisconsin World Affairs Council Inc. | 990PF | Director | 1 | $0 | $0 | View return |
