| 2025 | International Center for Earth Concerns | 990PF | President/Chair | 1 | $0 | $0 | View return |
| 2024 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2024 | Belwin Supporting Fund | 990 | President | 1 | $0 | $0 | View return |
| 2024 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | American Bird Conservancy | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Campbell Township Volunteer Fire Department | 990 | President | 0 | $0 | $0 | View return |
| 2024 | International Center for Earth Concerns | 990PF | President/Chair | 1 | $0 | $0 | View return |
| 2024 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2024 | American Bird Conservancy | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2023 | Belwin Supporting Fund | 990 | President | 1 | $0 | $0 | View return |
| 2023 | International Gay Rodeo Assoc Inc. | 990EZ | Director (Gpra) | 2 | $0 | $0 | View return |
| 2023 | Campbell Township Volunteer Fire Department | 990 | President | 0 | $0 | $0 | View return |
| 2023 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2023 | Belwin Conservancy | 990 | President | 1 | $0 | $0 | View return |
| 2023 | International Center for Earth Concerns | 990PF | President/Chair | 1 | $0 | $0 | View return |
| 2023 | Escuela Agricola Panamericana | 990 | Board Member | 3 | $0 | $0 | View return |
| 2022 | Campbell Township Volunteer Fire Department | 990 | President | 0 | $0 | $0 | View return |
| 2022 | Belwin Supporting Fund | 990 | President | 1 | $0 | $0 | View return |
| 2022 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2022 | Belwin Conservancy | 990 | President | 1 | $0 | $0 | View return |
| 2022 | Escuela Agricola Panamericana | 990 | Board Member | 3 | $0 | $0 | View return |
| 2022 | International Center for Earth Concerns | 990PF | President/Chair | 1 | $0 | $0 | View return |
| 2022 | International Gay Rodeo Assoc Inc. | 990EZ | Director (Gpra) | 1 | $0 | $0 | View return |
| 2022 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2022 | American Bird Conservancy | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | National Audubon Society Action Fund | 990 | Chair (Thru 04/23) | 2 | $0 | $0 | View return |
| 2022 | The Trust for Public Land Action Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | International Center for Earth Concerns | 990PF | President/Chair | 1 | $0 | - | View return |
| 2021 | American Bird Conservancy | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | International Gay Rodeo Assoc Inc. | 990EZ | Director (Gpra) | 1 | $0 | $0 | View return |
| 2021 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2021 | Belwin Conservancy | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Belwin Supporting Fund | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Cnaturenet DBA Children and Nature Network | 990 | Past Chair | 5 | $0 | $0 | View return |
| 2021 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Campbell Township Volunteer Fire Department | 990 | President | 0 | $0 | $0 | View return |
| 2021 | National Audubon Society Action Fund | 990 | Treasurer/Chair (As Of 11/21) | 2 | $0 | $0 | View return |
| 2021 | The Trust for Public Land Action Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | American Bird Conservancy | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Minneapolis College of Art & Design | 990 | Life Trustee | 1 | $0 | $0 | View return |
| 2020 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | International Gay Rodeo Assoc Inc. | 990EZ | Director (Gpra) | 1 | $0 | $0 | View return |
| 2020 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Conservation Minnesota | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | International Center for Earth Concerns | 990PF | President | 1 | $0 | - | View return |
| 2020 | Land of Lakes Bird Alliance | 990EZ | Treasurer | 4 | $0 | - | View return |
| 2020 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2020 | Cnaturenet DBA Children and Nature Network | 990 | Chair | 5 | $0 | $0 | View return |
| 2020 | Belwin Supporting Fund | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Lyndon Institute Inc | 990 | Treasurer | 4 | $0 | $0 | View return |
| 2020 | Belwin Conservancy | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Minnpost | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Conservation Minnesota Voter Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | National Audubon Society Action Fund | 990 | Director/Treasurer (As Of 06/21) | 2 | $0 | $0 | View return |
| 2020 | The Trust for Public Land Action Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2019 | Conservation Minnesota | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Minneapolis College of Art & Design | 990 | Life Trustee | 1 | $0 | $0 | View return |
| 2019 | Cnaturenet DBA Children and Nature Network | 990 | Chair | 5 | $0 | $0 | View return |
| 2019 | Smikis Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | International Center for Earth Concerns | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Conservation Minnesota Voter Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Lyndon Institute Inc | 990 | Treasurer | 4 | $0 | $0 | View return |
| 2019 | Minnpost | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | The Trust for Public Land Action Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | National Audubon Society Action Fund | 990 | Director (As Of 10/2019) | 2 | $0 | $0 | View return |
| 2019 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2018 | Conservation Minnesota | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Cnaturenet DBA Children and Nature Network | 990 | Chair | 5 | $0 | $0 | View return |
| 2018 | International Center for Earth Concerns | 990 | President | 1 | $0 | $0 | View return |
| 2018 | Minnpost | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Conservation Minnesota Voter Center Inc | 990 | Director/Tre | 1 | $0 | $0 | View return |
| 2018 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2018 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Island Conservation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2018 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Lyndon Institute Inc | 990 | Trustee/Treasurer | 4 | $0 | $0 | View return |
| 2018 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2017 | Island Conservation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2017 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2017 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | Lyndon Institute Inc | 990 | Trustee | 4 | $0 | $0 | View return |
| 2017 | Conservation Minnesota Voter Center Inc | 990 | Director/Tre | 1 | $0 | $0 | View return |
| 2017 | Minnpost | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Cnaturenet DBA Children and Nature Network | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2017 | Conservation Minnesota | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Island Conservation | 990 | Chair | 1 | $0 | $0 | View return |
| 2016 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2016 | Minnpost | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2016 | Conservation Minnesota Voter Center Inc | 990 | Director/Tre | 1 | $0 | $0 | View return |
| 2016 | Cnaturenet DBA Children and Nature Network | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2016 | Conservation Minnesota | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Island Conservation | 990 | Chair | 1 | $0 | $0 | View return |
| 2016 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2016 | Wichita Falls Faith Mission Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2015 | Island Conservation | 990 | Chair | 1 | $0 | $0 | View return |
| 2015 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2015 | Cnaturenet DBA Children and Nature Network | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | Conservation Minnesota | 990 | Director/Sec | 1 | $0 | $0 | View return |
| 2015 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2014 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2014 | Island Conservation | 990 | Chair | 1 | $0 | $0 | View return |
| 2014 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2014 | Conservation Minnesota | 990 | Director/Sec | 1 | $0 | $0 | View return |
| 2014 | National Audubon Society Inc. | 990 | Vice Chair | 8 | $0 | $0 | View return |
| 2013 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2013 | Island Conservation | 990 | Chair | 2 | $0 | $0 | View return |
| 2013 | Conservation Minnesota Voter Center Inc | 990 | Board President | 1 | $0 | $0 | View return |
| 2013 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Land Trust Alliance Incorporated | 990 | Director - Minneapolis, Mn | 3 | $0 | $0 | View return |
| 2013 | Conservation Minnesota | 990 | President | 1 | $0 | $0 | View return |
| 2013 | National Audubon Society Inc. | 990 | Vice Chair & Treasurer | 8 | $0 | - | View return |
| 2012 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2012 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2011 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2010 | Open Door Foundation | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2010 | David Winton Bell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |