| 2025 | Grand Valley University Foundation | 990 | Executive Member & Director | 0.5 | $0 | $0 | View return |
| 2025 | American CIVIL Liberties Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2025 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2024 | Grand Valley University Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2024 | Esther and Seymour Padnos Foundation | 990PF | Treasurer | 0.5 | $0 | $0 | View return |
| 2024 | Institute of Scrap Recycling Industries Inc | 990 | Past President | 1 | $0 | $0 | View return |
| 2024 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2024 | American CIVIL Liberties Union | 990 | Director | 0.3 | $0 | $0 | View return |
| 2024 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2024 | American CIVIL Liberties Union Fund of Michigan | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | American CIVIL Liberties Union | 990 | Director | 0.3 | $0 | $0 | View return |
| 2023 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2023 | Institute of Scrap Recycling Industries Inc | 990 | Past President | 1 | $0 | $0 | View return |
| 2023 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2023 | Esther and Seymour Padnos Foundation | 990PF | Treasurer | 0.5 | $0 | $0 | View return |
| 2023 | Grand Valley University Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2023 | American CIVIL Liberties Union Fund of Michigan | 990 | Director | 0.3 | $0 | $0 | View return |
| 2022 | American CIVIL Liberties Union | 990 | Director | 0.3 | $0 | $0 | View return |
| 2022 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2022 | Grand Valley University Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Esther and Seymour Padnos Foundation | 990PF | Treasurer | 0.5 | $0 | $0 | View return |
| 2022 | Institute of Scrap Recycling Industries Inc | 990 | Past President | 1 | $0 | $0 | View return |
| 2022 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2022 | American CIVIL Liberties Union Fund of Michigan | 990 | Director | 0.3 | $0 | $0 | View return |
| 2021 | American CIVIL Liberties Union | 990 | Director | 0.3 | $0 | $0 | View return |
| 2021 | Grand Valley University Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2021 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2021 | Institute of Scrap Recycling Industries Inc | 990 | Past President | 1 | $0 | $0 | View return |
| 2021 | American CIVIL Liberties Union Fund of Michigan | 990 | Director | 0.3 | $0 | $0 | View return |
| 2020 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2020 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2020 | American CIVIL Liberties Union Fund of Michigan | 990 | Director | 0.3 | $0 | $0 | View return |
| 2019 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2019 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2019 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2019 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2018 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2018 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2017 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2017 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2017 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2016 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2016 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2016 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2015 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2015 | Institute of Scrap Recycling Industries Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2015 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2014 | Louis and Helen Padnos Foundation | 990PF | Secretary & Trustee | 2 | $0 | $0 | View return |
| 2014 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2013 | Lostn Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2013 | Institute of Scrap Recycling Industries Inc | 990 | Past President | 1 | $0 | $0 | View return |