| 2025 | Charleston Literary Festival Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Charleston Literary Festival Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2024 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2024 | Acknow Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Acknow Community Initiatives Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2023 | Acknow Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Acknow Community Initiatives Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2023 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2023 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2023 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2022 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Acknow Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2022 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2021 | Acknow Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2021 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2021 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2021 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2020 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2020 | Acknow Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2019 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2019 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2019 | The Mccausland Foundation | 990PF | Director | 2 | $0 | - | View return |
| 2018 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2018 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2018 | Sankaty Head Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Independence Seaport Museum | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2017 | Erdenheim Farm Foundation | 990PF | Chairman | 0.25 | $0 | - | View return |
| 2017 | Sankaty Head Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | The Mccausland Foundation | 990PF | Vice-President | 0 | $0 | - | View return |
| 2017 | Independence Seaport Museum | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Independence Seaport Museum | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | The Mccausland Foundation | 990PF | Vice-President | 0 | $0 | - | View return |
| 2016 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2016 | Sankaty Head Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Sankaty Head Foundation Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2015 | Independence Seaport Museum | 990 | Chair Emeritus | 0.5 | $0 | $0 | View return |
| 2015 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2015 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2014 | Sankaty Head Foundation Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2014 | Independence Seaport Museum | 990 | Vice Chairman | 0.5 | $0 | $0 | View return |
| 2014 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Independence Seaport Museum | 990 | Vice Chairman | 0.5 | $0 | $0 | View return |
| 2013 | Nantucket International One Design Fleet Association Inc | 990 | Secretary | 2 | $0 | $0 | View return |
| 2013 | Nantucket Land and Water Council Inc. | 990 | Director | 1 | $0 | $0 | View return |