| 2025 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2024 | The Andover Community Hub | 990 | Member, Board Of Directors | 15 | $0 | $0 | View return |
| 2024 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2024 | Laurel County Histrical Society Incorporated | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $140,399 | $0 | View return |
| 2023 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2023 | The Andover Community Hub | 990EZ | Member, Board Of Directors | 15 | $0 | $0 | View return |
| 2023 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2023 | Laurel County Histrical Society Incorporated | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2023 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2023 | Community Publishing of Andover Inc. | 990EZ | Treasurer Former | 4 | $0 | $0 | View return |
| 2022 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $135,483 | $0 | View return |
| 2022 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2022 | The Andover Community Hub | 990EZ | Member, Board Of Directors | 15 | $0 | $0 | View return |
| 2022 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2022 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Community Publishing of Andover Inc. | 990EZ | Treasurer Former | 4 | $0 | $0 | View return |
| 2022 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2022 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2022 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $134,483 | $0 | View return |
| 2021 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2021 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2021 | Community Publishing of Andover Inc. | 990EZ | Treasurer | 2 | $0 | $0 | View return |
| 2021 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2021 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2021 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | Massachusetts Public Interest Research Group Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $179,735 | $0 | View return |
| 2020 | Environment America Inc | 990 | Chair | 0.5 | $9,983 | $0 | View return |
| 2020 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2020 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2020 | Community Publishing of Andover Inc. | 990EZ | Treasurer | 2 | $0 | $0 | View return |
| 2020 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2019 | Park Century School | 990 | Former Hos | 37.5 | $104,167 | $0 | View return |
| 2019 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $27,395 | $0 | View return |
| 2019 | Ring Mountain Day School | 990EZ | Director | 2 | $0 | $0 | View return |
| 2019 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2019 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2019 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2019 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2018 | Park Century School | 990 | Former Hos (Thru 2/18) | 40 | $262,340 | $0 | View return |
| 2018 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $27,395 | $0 | View return |
| 2018 | Douglas H Phelps Foundation | 990PF | Pres, Dir, Sec | 1 | $0 | $0 | View return |
| 2018 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2018 | Ring Mountain Day School | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2018 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Institute for Educational Achievement Inc. | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2018 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2017 | Park Century School | 990 | Head Of School | 40 | $264,387 | $0 | View return |
| 2017 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $27,395 | $0 | View return |
| 2017 | Ring Mountain Day School | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | $0 | View return |
| 2017 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2017 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Environment America Inc | 990 | President(Former)/Chair(Eff 2/2/18) | 0.5 | $0 | $0 | View return |
| 2016 | Park Century School | 990 | Head Of School | 40 | $285,880 | $0 | View return |
| 2016 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $23,443 | $0 | View return |
| 2016 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | $0 | View return |
| 2016 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2016 | Ring Mountain Day School | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | National Environmental Policy and Law Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Green Corps Inc. | 990 | President | 0.5 | $0 | $0 | View return |
| 2016 | Environment America Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2015 | Park Century School | 990 | Head Of School | 40 | $271,829 | $0 | View return |
| 2015 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $27,395 | $0 | View return |
| 2015 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | $0 | View return |
| 2015 | Getting Better Foundation | 990 | Secretary | 0.25 | $0 | $0 | View return |
| 2015 | Green Corps Inc. | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2015 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Environment America Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2015 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Park Century School | 990 | Head Of School | 40 | $239,334 | $0 | View return |
| 2014 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $20,862 | $0 | View return |
| 2014 | State Chartered Credit Unions in Louisiana | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2014 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | - | View return |
| 2014 | Environment America Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2014 | Environment America Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2014 | Institute for Educational Achievement Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Green Corps Inc. | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2014 | United States Public Interest Research Group Inc | 990 | Chairman | 5 | $0 | $0 | View return |
| 2014 | Massachusetts Public Interest Research Group Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Fund for the Public Interest Inc | 990 | Top Management Official | 40 | $44,509 | $0 | View return |
| 2013 | State Chartered Credit Unions in Louisiana | 990 | Board Member | 0.25 | $0 | $0 | View return |
| 2013 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | - | View return |
| 2013 | Green Corps Inc. | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2013 | Environment America Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2013 | United States Public Interest Research Group Inc | 990 | Chair | 5 | $0 | $0 | View return |
| 2012 | Douglas H Phelps Foundation | 990PF | Pres / Director / Sec | 1 | $0 | - | View return |
| 2011 | Douglas H Phelps Foundation | 990PF | President / Director / Secretary | 1 | $0 | - | View return |
| 2010 | Douglas H Phelps Foundation | 990PF | President / Director / Secretary | 1 | $0 | - | View return |