| 2024 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2023 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2023 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2021 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Madison Community Foundation | 990 | Past Board Chair | 1 | $0 | $0 | View return |
| 2020 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2019 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Madison Community Foundation | 990 | Past Board Chair | 1 | $0 | $0 | View return |
| 2018 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2018 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2017 | Overture Center Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2016 | Overture Center Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Wisconsin Youth Symphony Orchestras Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Madison Childrens Museum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Endres Manufacturing Foundation Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2015 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Overture Center Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Wisconsin History Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Madison Childrens Museum Inc. | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2014 | Endres Manufacturing Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2014 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Overture Center Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Endres Manufacturing Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2013 | Overture Center Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Madison Children'S Museum Foundation Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2012 | Endres Manufacturing Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2011 | Endres Manufacturing Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2010 | Endres Manufacturing Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |