| 2025 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2024 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2024 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2024 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2024 | Darlington School Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2023 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2023 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2023 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2023 | Darlington School Inc | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2022 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2022 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2022 | Darlington School Inc | 990 | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2021 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2021 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2021 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2021 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2021 | Darlington School Inc | 990 | Finance Committee Chair | 1 | $0 | $0 | View return |
| 2020 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2020 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2020 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2019 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2019 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2019 | Fam 1St Family Foundation | 990 | Officer | 1 | $0 | $0 | View return |
| 2019 | Darlington School Inc | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2018 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2018 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Darlington School Inc | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2017 | Hayswood Foundation Inc. | 990PF | Vice President | 0 | $0 | - | View return |
| 2017 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2017 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2017 | Darlington School Inc | 990 | Trustee | 3 | $0 | $0 | View return |
| 2016 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2016 | Hayswood Foundation Inc. | 990PF | Vice President | 0 | $0 | - | View return |
| 2016 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2016 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2015 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2015 | Hayswood Foundation Inc. | 990PF | Director | 0 | $0 | - | View return |
| 2015 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2015 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2014 | Hayswood Foundation Inc. | 990PF | Director | 0 | $0 | - | View return |
| 2014 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2013 | Siasconset Beach Preservation Fund Inc. | 990 | Vice President | 0.1 | $0 | $0 | View return |
| 2013 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2013 | Fam 1St Family Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | John J Brannen Community Education Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | Hayswood Foundation Inc. | 990PF | Director | 0 | $0 | - | View return |
| 2013 | National Society of Professional Engineers | 990 | Director | 3 | $0 | $0 | View return |
| 2012 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2012 | Hayswood Foundation Inc. | 990PF | Director | 0 | $0 | - | View return |
| 2012 | Ksd Foundation Inc | 990PF | Sec/Treas/Tte | 1 | $0 | $0 | View return |
| 2011 | Hayswood Foundation Inc. | 990PF | Director | 0 | $0 | - | View return |
| 2011 | Ksd Foundation Inc | 990PF | Sec/Treas/Tte | 1 | $0 | $0 | View return |
| 2011 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |
| 2010 | Ksd Foundation Inc | 990PF | Sec/Treas/Tte | 1 | $0 | $0 | View return |
| 2010 | Claire Adair Hendrickson Foundation Inc | 990PF | President, Trustee | 1 | $0 | $0 | View return |