| 2025 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2025 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2025 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2025 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2024 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2024 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2024 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2023 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2023 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2023 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2023 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2022 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2022 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2022 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2022 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2021 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2021 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2021 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2021 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2020 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2020 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2020 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2020 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Marks Preserve Foundation | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2019 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2019 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2019 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2018 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2018 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2018 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2017 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2017 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2017 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2017 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2016 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2016 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2016 | Gateway Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2015 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2015 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | W Jerome Frautschi Foundation Inc. | 990PF | Secretary | 2 | $0 | $0 | View return |
| 2015 | Rowland Reading Foundation Inc. | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2014 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2013 | Pleasant T Rowland Foundation Inc | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2013 | Rowland Reading Foundation Inc. | 990PF | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2012 | Rowland Reading Foundation Inc. | 990PF | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2011 | Margaret Humleker Charitable Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2011 | Rowland Reading Foundation Inc. | 990PF | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2010 | Rowland Reading Foundation Inc. | 990PF | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2010 | Margaret Humleker Charitable Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2009 | Margaret Humleker Charitable Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2009 | Rowland Reading Foundation Inc. | 990PF | Secretary/Treasurer | 5 | $0 | $0 | View return |