| 2025 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2024 | The Devonshire Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2024 | Social Innovation Forum Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2023 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Social Innovation Forum Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2023 | The Devonshire Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | The Devonshire Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2022 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Social Innovation Forum Inc. | 990 | Board Chair | 2 | $0 | $0 | View return |
| 2021 | Social Innovation Forum Inc. | 990 | Board Chair | 2 | $0 | $0 | View return |
| 2021 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2021 | The Devonshire Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Social Innovation Forum Inc. | 990 | Board Chair | 2 | $0 | $0 | View return |
| 2020 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2020 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Devonshire Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Devonshire Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Social Innovation Forum Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2019 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2019 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Social Innovation Forum Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Devonshire Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2018 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Devonshire Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2017 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Social Innovation Forum Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2016 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Fenn School Inc. | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2015 | The Jebeka Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2015 | Rural Land Foundation of Lincoln | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | The Devonshire Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2015 | Lincoln Land Conservation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Fenn School Inc. | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2014 | Lincoln Land Conservation Trust | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Rural Land Foundation of Lincoln | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | The Devonshire Foundation Inc. | 990PF | President & Treasurer | 0 | $0 | $0 | View return |
| 2014 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Fenn School Inc. | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | Rural Land Foundation of Lincoln | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Manomet Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Fenn School Inc. | 990 | Trustee | 5 | $0 | $0 | View return |
| 2012 | The Devonshire Foundation Inc. | 990PF | President & Treasurer | 0 | $0 | - | View return |
| 2011 | The Devonshire Foundation Inc. | 990PF | President & Treasurer | 0 | $0 | - | View return |