| 2023 | Calvin Coolidge Presidential Fund Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Friends of Acadia | 990 | Past Director | 1 | $0 | $0 | View return |
| 2023 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | The Reason Foundation | 990 | Trustee (Left 6/2024) | 1 | $0 | $0 | View return |
| 2022 | Calvin Coolidge Presidential Fund Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | American Action Forum Inc. | 990 | Director (Thru 05/21/23) | 1 | $0 | $0 | View return |
| 2022 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Georgetown Heritage | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | The Federalist Society for Law and Public Policy Studies | 990 | Director (Thru May 21, 2023) | 1 | $0 | $0 | View return |
| 2021 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Calvin Coolidge Presidential Fund Inc. | 990EZ | Trustee | 1 | $0 | - | View return |
| 2021 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The American Ideas Institute Inc | 990 | Board Member | 4 | $0 | $0 | View return |
| 2021 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | American Action Forum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | The American Ideas Institute Inc | 990 | Board Member | 4 | $0 | $0 | View return |
| 2020 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Calvin Coolidge Presidential Fund Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | American Action Forum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Georgetown Heritage | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | The American Ideas Institute Inc | 990 | Board Member | 4 | $0 | $0 | View return |
| 2019 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | American Action Forum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | American Action Forum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Georgetown Heritage | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Atlantic Council of the United States | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2018 | Caring for Military Families the Elizabeth Dole Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | The American Ideas Institute Inc | 990 | Board Member | 4 | $0 | $0 | View return |
| 2018 | Points of Light Foundation | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Georgetown Heritage | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The American Ideas Institute Inc | 990 | Board Member | 4 | $0 | $0 | View return |
| 2017 | Atlantic Council of the United States | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2017 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Points of Light Foundation | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | Georgetown Heritage | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Resources for the Future Inc. | 990 | Director | 0.77 | $0 | $0 | View return |
| 2017 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The American Ideas Institute Inc | 990 | Board Member | 3 | $550 | $0 | View return |
| 2016 | Gray Family Foundation | 990PF | President/Director | 1 | $0 | $0 | View return |
| 2016 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Atlantic Council of the United States | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2016 | The European Institute Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Points of Light Foundation | 990 | Director | 5 | $0 | $0 | View return |
| 2016 | Resources for the Future Inc. | 990 | Director | 0.14 | $0 | $0 | View return |
| 2016 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The European Institute Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Gray Family Foundation | 990PF | President/Director | 1 | $0 | $0 | View return |
| 2015 | Atlantic Council of the United States | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2015 | The American Ideas Institute Inc | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Resources for the Future Inc. | 990 | Director | 0.12 | $0 | $0 | View return |
| 2014 | The American Ideas Institute Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Atlantic Council of the United States | 990 | Vice Chair | 3 | $0 | $0 | View return |
| 2014 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Gray Family Foundation | 990PF | President/Director | 1 | $0 | $0 | View return |
| 2014 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Resources for the Future Inc. | 990 | Director | 0.2 | $0 | $0 | View return |
| 2014 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The American Ideas Institute Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Atlantic Council of the United States | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2013 | Atlantic Council of the United States | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2013 | Friends of Acadia | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Friends of Choice in Urban Schools | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | Resources for the Future Inc. | 990 | Director | 0.12 | - | - | View return |
| 2013 | The Reason Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | The Federalist Society for Law and Public Policy Studies | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | American Academy in Berlin Inc | 990 | Board Member | 1 | $0 | $0 | View return |