| 2025 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | - | View return |
| 2025 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | - | View return |
| 2024 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | - | View return |
| 2024 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2023 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2022 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2020 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2020 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2019 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Oscar C & Augusta Schlegel Foundation | 990PF | Vice Chairman | 3 | $0 | $0 | View return |
| 2018 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2017 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2015 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2015 | Concordia University Wisconsin Foundation Inc. | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2015 | Concordia University Wisconsin Foundation Inc. | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2015 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2014 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | West Bend Community & Alumni Scholarship Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2013 | Concordia University Wisconsin Foundation Inc. | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2011 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2010 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |
| 2009 | Oscar C & Augusta Schlegel Foundation | 990PF | Chairman | 3 | $0 | $0 | View return |