| 2025 | William F Vilas Trust Estate | 990 | Trustee | 2 | $300 | $0 | View return |
| 2024 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2023 | Marshfield Clinic Health System Inc. | 990 | Chair - Part Year | 9 | $24,924 | $0 | View return |
| 2023 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2023 | Dickinson County Healthcare System | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2023 | Beaver Dam Community Hospitals Inc. | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2023 | Memorial Hospital Inc. | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2023 | Mchs Hospitals Inc. | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2023 | Lakeview Medical Center Inc. of Rice Lake | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2023 | Flambeau Hospital Inc. | 990 | Chair - Part Year | 1 | $0 | $24,924 | View return |
| 2022 | Marshfield Clinic Health System Inc. | 990 | Chair | 9 | $26,500 | $0 | View return |
| 2022 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2022 | Beaver Dam Community Hospitals Inc. | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2022 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2022 | Memorial Hospital Inc. | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2022 | Flambeau Hospital Inc. | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2022 | Dickinson County Healthcare System | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2022 | Lakeview Medical Center Inc. of Rice Lake | 990 | Chair | 1 | $0 | $26,500 | View return |
| 2021 | Marshfield Clinic Health System Inc. | 990 | Chair | 9 | $23,500 | $0 | View return |
| 2021 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2021 | Memorial Hospital Inc. | 990 | Chair | 1 | $0 | $23,500 | View return |
| 2021 | Lakeview Medical Center Inc. of Rice Lake | 990 | Chair | 1 | $0 | $23,500 | View return |
| 2021 | Beaver Dam Community Hospitals Inc. | 990 | Chair | 1 | $0 | $23,500 | View return |
| 2021 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $23,500 | View return |
| 2021 | Flambeau Hospital Inc. | 990 | Chair | 1 | $0 | $23,500 | View return |
| 2020 | Lakeview Medical Center Inc. of Rice Lake | 990 | Chair | 1 | $33,000 | $0 | View return |
| 2020 | Marshfield Clinic Health System Inc. | 990 | Chair | 9 | $32,500 | $0 | View return |
| 2020 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2020 | Beaver Dam Community Hospitals Inc. | 990 | Chair | 1 | $0 | $33,000 | View return |
| 2020 | Memorial Hospital Inc. | 990 | Chair | 1 | $0 | $32,500 | View return |
| 2020 | Beaver Dam Community Hospitals Inc. | 990 | Chair | 1 | $0 | $32,500 | View return |
| 2020 | Flambeau Hospital Inc. | 990 | Chair | 1 | $0 | $32,500 | View return |
| 2020 | Lakeview Medical Center Inc. of Rice Lake | 990 | Chair | 1 | $0 | $32,500 | View return |
| 2020 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $32,500 | View return |
| 2019 | Marshfield Clinic Health System Inc. | 990 | Chair | 9 | $33,000 | $0 | View return |
| 2019 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2019 | Beaver Dam Community Hospitals Inc. | 990 | Chair | 1 | $0 | $38,500 | View return |
| 2019 | Memorial Hospital Inc. | 990 | Chair | 1 | $0 | $33,000 | View return |
| 2019 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $33,000 | View return |
| 2018 | Marshfield Clinic Health System Inc. | 990 | Chair | 1 | $38,500 | $0 | View return |
| 2018 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2018 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $38,500 | View return |
| 2017 | Marshfield Clinic Health System Inc. | 990 | Chair | 1 | $18,000 | $12,000 | View return |
| 2017 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2017 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $30,000 | View return |
| 2016 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2016 | Mchs Hospitals Inc. | 990 | Chair | 1 | $0 | $8,500 | View return |
| 2016 | Marshfield Clinic Health System Inc. | 990 | Chair | 1 | $0 | $8,500 | View return |
| 2015 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2015 | Marshfield Clinic Health System Inc. | 990 | Chair | 2 | $0 | $9,000 | View return |
| 2015 | Wisconsin Manufacturers and Commerce Inc | 990 | Director (Term Expired Jan. 2015) | 0.3 | $0 | $0 | View return |
| 2014 | William F Vilas Trust Estate | 990 | Trustee | 2 | $3,600 | $0 | View return |
| 2014 | Wisconsin Manufacturers and Commerce Inc | 990 | Director | 0.3 | $0 | $0 | View return |
| 2013 | University Research Park Incorporated | 990 | Director (Through 10/31/13) | 40 | $0 | $219,501 | View return |
| 2013 | Wisconsin Manufacturers and Commerce Inc | 990 | Director | 0.3 | $0 | $0 | View return |
| 2013 | Greater Madison Chamber of Commerce Inc | 990 | Director | 2 | $0 | $0 | View return |