| 2025 | Inspire Hope Today Inc. | 990EZ | President | 5 | $0 | - | View return |
| 2024 | Iowa Girls' High School Athletic Union | 990 | Highly Comp Employee | 40 | $112,273 | $0 | View return |
| 2024 | K9 Kitt Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2024 | Friendship Sports International | 990EZ | President | 1 | $0 | - | View return |
| 2024 | A Milton Miller Memorial Fund Inc Disability Rights Legal Center | 990 | Board Member | 5 | $0 | $0 | View return |
| 2024 | Inspire Hope Today Inc. | 990EZ | President | 5 | $0 | - | View return |
| 2024 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2024 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Colgate University Treasurers Office | 990 | VP & Dean Of Admissions | 50 | $277,156 | $0 | View return |
| 2023 | Iowa Girls' High School Athletic Union | 990 | Highly Comp Employee | 40 | $107,273 | $0 | View return |
| 2023 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | K9 Kitt Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Paxtonia Fire Company | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2023 | Inspire Hope Today Inc. | 990EZ | President | 5 | $0 | - | View return |
| 2023 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Historic House Trust of New York City Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Colgate University Treasurers Office | 990 | VP & Dean Of Admissions | 50 | $241,851 | $0 | View return |
| 2022 | Iowa Girls' High School Athletic Union | 990 | Highly Comp Employee | 40 | $102,165 | $0 | View return |
| 2022 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2022 | Paxtonia Fire Company | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2022 | Jewish Community Endowment Associates | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | K9 Kitt Foundation Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | San Luis Yacht Club | 990 | Cruising CAP | 3 | $0 | $0 | View return |
| 2022 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Wisconsin Parkinson Association Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Historic House Trust of New York City Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Colgate University Treasurers Office | 990 | VP & Dean Of Admissions | 50 | $264,597 | $0 | View return |
| 2021 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2021 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Jewish Community Endowment Associates | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Paxtonia Fire Company | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2021 | Historic House Trust of New York City Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Colgate University Treasurers Office | 990 | VP & Dean Of Admissions | 50 | $229,138 | $0 | View return |
| 2020 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Cheese Importers Association of America Inc | 990 | Director Until May | 1 | $0 | $0 | View return |
| 2020 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Jewish Community Endowment Associates | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Paxtonia Fire Company | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2020 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2020 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | Historic House Trust of New York City Inc. | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | Hamilton County Historical Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Paxtonia Fire Company | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2019 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | Cheese Importers Association of America Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Gary and Carol Ross Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2019 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Historic House Trust of New York City Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2018 | Colgate University Treasurers Office | 990 | Dean Of Admissions | 50 | $233,946 | $0 | View return |
| 2018 | Media Moose Lodge 2189 | 990 | Administrator | 20 | $11,000 | $0 | View return |
| 2018 | Hamilton County Historical Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2018 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | Paxtonia Fire Company | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Cheese Importers Association of America Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Historic House Trust of New York City Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2017 | Colgate University Treasurers Office | 990 | Dean Of Admissions | 50 | $212,604 | $0 | View return |
| 2017 | Media Moose Lodge 2189 | 990 | Treasurer | 20 | $12,000 | $0 | View return |
| 2017 | Carleton Sportsmens Club | 990 | Director | - | $0 | $0 | View return |
| 2017 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Cheese Importers Association of America Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Hamilton Community Foundation Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Hamilton County Historical Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2017 | Traditions Transitional Living Inc. | 990 | Executive Director | 30 | $0 | $0 | View return |
| 2017 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Paxtonia Fire Company | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2017 | Historic House Trust of New York City Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2017 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 3 | $0 | $0 | View return |
| 2016 | The Downtown Theatre Foundation for the Arts | 990 | Chairperson | 15 | $0 | $0 | View return |
| 2016 | Concrete Masonry and Hardscapes Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Cheese Importers Association of America Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Hamilton County Historical Society | 990 | President | 3 | $0 | $0 | View return |
| 2016 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Johnston Booster Club | 990EZ | Director | 2 | $0 | - | View return |
| 2016 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 4 | $0 | $0 | View return |
| 2016 | Paxtonia Fire Company | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2016 | Hamilton Community Foundation Inc. | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2016 | Cultivate | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Carleton Sportsmens Club | 990 | Director | - | $0 | $0 | View return |
| 2016 | Marshall County Elks Lodge Inc No 2707 | 990 | Loyal Knight | 2 | $0 | $0 | View return |
| 2016 | Traditions Transitional Living Inc. | 990 | Executive Director | 30 | $0 | $0 | View return |
| 2016 | Media Moose Lodge 2189 | 990 | Administrator | 20 | $0 | $0 | View return |
| 2016 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Coalition for Engaged Education | 990 | Trustee(Term End 4/17) | 1 | $0 | $0 | View return |
| 2015 | Hamilton County Historical Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Johnston Booster Club | 990EZ | Director | 2 | $0 | - | View return |
| 2015 | Traditions Transitional Living Inc. | 990 | President | 15 | $0 | $0 | View return |
| 2015 | Paxtonia Fire Company | 990 | President | 0 | $0 | $0 | View return |
| 2015 | Marshall County Elks Lodge Inc No 2707 | 990 | Loyal Knight | 1 | $0 | $0 | View return |
| 2015 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | Hamilton Community Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2015 | Carleton Sportsmens Club | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Concrete Masonry and Hardscapes Association | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Cheese Importers Association of America Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 1 | $0 | $0 | View return |
| 2015 | Historic House Trust of New York City Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2015 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 3 | $0 | $0 | View return |
| 2015 | Coalition for Engaged Education | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Coalition for Engaged Education | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Colgate University Treasurers Office | 990 | VP & Dean Of Admission | 50 | $196,305 | $0 | View return |
| 2014 | Traditions Transitional Living Inc. | 990 | President | 15 | $325 | $0 | View return |
| 2014 | Hamilton Community Foundation Inc. | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2014 | Johnston Booster Club | 990EZ | Director | 0 | $0 | - | View return |
| 2014 | Paxtonia Fire Company | 990 | Trustee | 0 | $0 | $0 | View return |
| 2014 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | Greater Palm Harbor Area Chamber of Commerce Inc | 990EZ | Treasurer | 0 | $0 | - | View return |
| 2014 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Chaplain | 1 | $0 | - | View return |
| 2014 | Hamilton County Historical Society | 990 | Board Member | 2 | $0 | $0 | View return |
| 2014 | The Center for Hearing and Speech | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Coalition for Engaged Education | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 3 | $0 | $0 | View return |
| 2014 | Historic House Trust of New York City Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2013 | Mark & Elizabeth Hamlin Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2013 | Veterans of Foreign Wars of the United States Dept of Kansas | 990EZ | Commander | 5 | $0 | - | View return |
| 2013 | Johnston Booster Club | 990EZ | Director | 2 | $0 | - | View return |
| 2013 | Hamilton Community Foundation Inc. | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2013 | Paxtonia Fire Company | 990 | Trustee | 0 | $0 | $0 | View return |
| 2013 | Habitat for Humanity of Montgomery County Indiana Inc | 990 | Director | 3 | $0 | $0 | View return |
| 2013 | Los Angeles River Revitalization Corporation DBA River La | 990 | Board Member | 3 | $0 | $0 | View return |
| 2013 | The Center for Hearing and Speech | 990 | Director | 1 | $0 | $0 | View return |
| 2011 | Willamalane Foundation | 990PF | Director | 0 | $0 | - | View return |