| 2024 | John M Kohler Foundation Inc 040015242300 | 990PF | Director, Vice President, Assistant Secretary-Trea | 1 | $10,000 | - | View return |
| 2024 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2024 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2023 | John M Kohler Foundation Inc 040015242300 | 990PF | Director, Vice President, Assistant Secretary-Trea | 1 | $10,000 | - | View return |
| 2023 | Lakeland University Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2023 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director (Thru 8/8/23) | 2 | $0 | $0 | View return |
| 2023 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2023 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2023 | Walk to the Sea Inc. | 990PF | President (Until 3/24) | 5 | $0 | $0 | View return |
| 2022 | John M Kohler Foundation Inc 040015242300 | 990PF | Director, Vice President, Assistant Secretary-Trea | 1 | $15,000 | - | View return |
| 2022 | Lakeland University Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2022 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2022 | Lakeland University Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2022 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2022 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2022 | Walk to the Sea Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2021 | John M Kohler Foundation Inc 040015242300 | 990PF | Director, Vice President, Assistant Secretary-Trea | 1 | $0 | - | View return |
| 2021 | Lakeland University Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2021 | Lakeland University Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2021 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2021 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2021 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Walk to the Sea Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | Lakeland University Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2020 | Lakeland University Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2020 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2020 | Seas Foundation Ltd. | 990 | Prior - Vice | 0.1 | $0 | $0 | View return |
| 2020 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2020 | Mapping Boston Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2020 | John M Kohler Foundation Inc 040015242300 | 990PF | Director, Vice President, Assistant Secretary-Trea | 1 | $0 | - | View return |
| 2020 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair (Until 10/20) | 1 | $0 | $0 | View return |
| 2020 | Walk to the Sea Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2019 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2019 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2019 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2019 | Parkinson'S Foundation Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2019 | Sheboygan County Aviation Corp | 990 | Director | - | $0 | $0 | View return |
| 2019 | Seas Foundation Ltd. | 990 | Vice Preside | 0.1 | $0 | $0 | View return |
| 2019 | Lakeland University Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Lakeland University Foundation Inc. | 990 | Secretary/Treasurer | 1 | $0 | $0 | View return |
| 2019 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer/Director | 0 | $0 | $0 | View return |
| 2019 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2019 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Mapping Boston Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2019 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair (Until 10/2020) | 1 | $0 | $0 | View return |
| 2019 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Walk to the Sea Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2018 | Lakeland University Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Lakeland University Foundation Inc. | 990 | Secretary/Treasurer | 1 | $0 | $0 | View return |
| 2018 | Parkinson'S Foundation Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2018 | Sheboygan County Aviation Corp | 990 | Director | - | $0 | $0 | View return |
| 2018 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2018 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2018 | Seas Foundation Ltd. | 990 | Vice Preside | 0.1 | $0 | $0 | View return |
| 2018 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0.1 | $0 | $0 | View return |
| 2018 | Mapping Boston Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2018 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2018 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Walk to the Sea Inc. | 990PF | President | 5 | $0 | $0 | View return |
| 2017 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2017 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Parkinson'S Foundation Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2017 | Muriel G and Norman B Leventhal Charitable Trust | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2017 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2017 | Sheboygan County Aviation Corp | 990 | Director | - | - | - | View return |
| 2017 | Mapping Boston Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2017 | Seas Foundation Ltd. | 990 | Vice Preside | 0.1 | $0 | $0 | View return |
| 2017 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2017 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair | 1 | $0 | $0 | View return |
| 2017 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Walk to the Sea Inc. | 990 | President | 5 | $0 | $0 | View return |
| 2017 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Lakeland University Inc. | 990 | Former Board Chair/Trustee | 1 | $0 | $0 | View return |
| 2016 | Seas Foundation Ltd. | 990 | Vice Preside | 0.1 | $0 | $0 | View return |
| 2016 | Sheboygan County Aviation Corp | 990 | Director | - | - | - | View return |
| 2016 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Lakeland University Foundation Inc. | 990 | Secretary/Treasurer | 1 | $0 | $0 | View return |
| 2016 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair | 4 | $0 | $0 | View return |
| 2016 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2016 | National Parkinson Foundation Inc | 990 | Board Member At Large | 0.5 | $0 | $0 | View return |
| 2016 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2016 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | President/ Director | 2 | $0 | $0 | View return |
| 2016 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Walk to the Sea Inc. | 990 | President | 5 | $0 | $0 | View return |
| 2015 | Sheboygan County Aviation Corp | 990 | Director | - | - | - | View return |
| 2015 | Neighborhood House Charter School Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Lakeland University Foundation Inc. | 990 | Secretary/Treasurer | 1 | $0 | $0 | View return |
| 2015 | Lakeland University Inc. | 990 | Former Board Chair/Trustee | 1 | $0 | $0 | View return |
| 2015 | Mapping Boston Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | National Parkinson Foundation Inc | 990 | Board Member At Large | 1 | $0 | $0 | View return |
| 2015 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair | 4 | $0 | $0 | View return |
| 2015 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2015 | Walk to the Sea Inc. | 990 | President | 5 | $0 | $0 | View return |
| 2014 | National Parkinson Foundation Inc | 990 | Board Member At Large | 0.5 | $0 | $0 | View return |
| 2014 | Lakeland University Foundation Inc. | 990 | Secretary/Treasurer | 1 | $0 | $0 | View return |
| 2014 | Lakeland University Inc. | 990 | Chairperson | 0 | $0 | $0 | View return |
| 2014 | Sail Sheboygan Ltd. | 990 | Legal Counsel - Non Voting | 1 | $0 | $0 | View return |
| 2014 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2014 | Mapping Boston Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Seas Foundation Ltd. | 990 | Vice Pres/Tr | 0.1 | $0 | $0 | View return |
| 2014 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2014 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chair | 3 | $0 | $0 | View return |
| 2014 | Walk to the Sea Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2013 | Ice Age Trail Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Sail Sheboygan Ltd. | 990 | Legal Counsel - Non Voting | 1 | $0 | $0 | View return |
| 2013 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2013 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2013 | Mapping Boston Foundation Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Seas Foundation Ltd. | 990 | Vice Pres/Tr | 0.1 | $0 | $0 | View return |
| 2013 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2013 | Walk to the Sea Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The Norman B Leventhal Map & Education Center Inc | 990 | Board Member, Chairman | 3 | $0 | $0 | View return |
| 2012 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2012 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2012 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2012 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2011 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2011 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2011 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2011 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2010 | Becca Grace Foundation Inc. | 990PF | Secretary/Treasurer | 0 | $0 | $0 | View return |
| 2010 | John M Kohler Foundation Inc 040015242300 | 990PF | Director | 1 | $0 | - | View return |
| 2010 | Catherine B Stayer Family Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2010 | Muriel and Norman B Leventhal Family Foundation Inc. | 990PF | Director | 1 | $0 | $0 | View return |