| 2025 | Underhill Society of America Inc C/O Susan Mcmahon | 990PF | President | 5 | $0 | $0 | View return |
| 2025 | The Underhill Society of America Education & Publishing Fund | 990PF | President | 5 | $0 | $0 | View return |
| 2025 | R2Rcny Inc. | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2024 | The Underhill Society of America Education & Publishing Fund | 990PF | President | 5 | $0 | $0 | View return |
| 2024 | Underhill Society of America Inc C/O Susan Mcmahon | 990PF | President | 5 | $0 | $0 | View return |
| 2024 | R2Rcny Inc. | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2024 | Underhill Burying Ground Co Mary Catherine Ludlam Frankenheimer | 990 | Trustee | 0 | $0 | $0 | View return |
| 2023 | R2Rcny Inc. | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2023 | Tucson Womens Soccer League | 990EZ | Treasurer | 3 | $0 | $0 | View return |
| 2023 | The Underhill Society of America Education & Publishing Fund | 990PF | President | 5 | $0 | $0 | View return |
| 2023 | South Florida Swing Dance Society | 990EZ | Social Director | 5 | $0 | $0 | View return |
| 2023 | Underhill Society of America Inc C/O Susan Mcmahon | 990PF | President | 5 | $0 | $0 | View return |
| 2023 | Paws of Southwest Virginia Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2022 | Paws of Southwest Virginia Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2022 | Tucson Womens Soccer League | 990EZ | Treasurer | 3 | $0 | $0 | View return |
| 2022 | South Florida Swing Dance Society | 990EZ | Director | 10 | $0 | $0 | View return |
| 2022 | Underhill Society of America Inc C/O Susan Mcmahon | 990PF | President | 5 | $0 | $0 | View return |
| 2022 | R2Rcny Inc. | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2022 | The Underhill Society of America Education & Publishing Fund | 990PF | President | 5 | $0 | $0 | View return |
| 2021 | R2Rcny Inc. | 990EZ | Board Member | 2 | $0 | $0 | View return |
| 2021 | Paws of Southwest Virginia Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2021 | Tucson Womens Soccer League | 990EZ | Treasurer | 3 | $0 | $0 | View return |
| 2020 | R2Rcny Inc. | 990EZ | Board Member | 2 | $0 | $0 | View return |
| 2020 | Be Love Orphan Outreach Missions Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2020 | Paws of Southwest Virginia Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2020 | Brattleboro Museum and Art Center Inc. | 990 | Vice Preside | 2 | $0 | $0 | View return |
| 2020 | Brattleboro Museum and Art Center Inc. | 990 | Vice Preside | 2 | $0 | $0 | View return |
| 2019 | Paws of Southwest Virginia Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2019 | Be Love Orphan Outreach Missions Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | Brattleboro Museum and Art Center Inc. | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2018 | Be Love Orphan Outreach Missions Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2018 | Brattleboro Museum and Art Center Inc. | 990 | Co-Vice Pres | 2 | $0 | $0 | View return |
| 2017 | MID-North Food Pantry Inc | 990EZ | Trinity Episcopal Church L | 16 | $0 | $0 | View return |
| 2017 | Brattleboro Museum and Art Center Inc. | 990 | Secretary | 2 | $0 | $0 | View return |
| 2016 | Deschutes County Search and Rescue Foundation | 990EZ | Director | 0 | $0 | - | View return |
| 2016 | MID-North Food Pantry Inc | 990EZ | Trinity Episcopal Church Laison | 16 | $0 | $0 | View return |
| 2016 | Mcmahon-Ryan Child Advocacy Site Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | American Psychological Association Inc Group Return | 990 | D27-President 8/16-12/16 | 10 | $0 | $0 | View return |
| 2016 | Deschutes County Search and Rescue Foundation | 990EZ | Director | 2 | $0 | - | View return |
| 2016 | Brattleboro Museum and Art Center Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | MID-North Food Pantry Inc | 990EZ | Trinity Episcopal Church Liaison | 16 | $0 | $0 | View return |
| 2015 | Mcmahon-Ryan Child Advocacy Site Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Deschutes County Search and Rescue Foundation | 990EZ | Director | 2 | $0 | - | View return |
| 2014 | Mcmahon-Ryan Child Advocacy Site Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Sladechild Foundation Charitable Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Moving Forward Towards Independence | 990PF | Director | 2 | $0 | $0 | View return |
| 2013 | Greater Racine Kennel Club Inc | 990EZ | Board Member | 3 | $0 | $0 | View return |
| 2013 | Mcmahon-Ryan Child Advocacy Site Inc. | 990 | Secretary | 2 | $0 | $0 | View return |
| 2013 | Sladechild Foundation Charitable Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Moving Forward Towards Independence | 990PF | Director | 2 | $0 | $0 | View return |