| 2023 | Nation Fund for Independent Journalism Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Front Line USA Foundation | 990 | Director Thru 5/3/23 | 1 | $0 | $0 | View return |
| 2022 | Front Line USA Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Amagansett Food Institute | 990 | Member | 5 | $0 | $0 | View return |
| 2021 | Front Line USA Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Hlh Family Foundation Inc. | 990PF | Secretary & Trustee | 1 | $0 | $0 | View return |
| 2020 | The Amagansett Food Institute | 990 | Director | 5 | $0 | $0 | View return |
| 2020 | Robert Sterling Clark Foundation Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2020 | Hlh Family Foundation Inc. | 990PF | Secretary & Trustee | 1 | $0 | $0 | View return |
| 2020 | Front Line USA Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Balm Foundation Inc | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2019 | Front Line USA Foundation | 990 | President Until 12-16-19 | 1 | $0 | $0 | View return |
| 2019 | Nation Fund for Independent Journalism Inc. | 990EZ | Chairperson | 2 | $0 | - | View return |
| 2019 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | The Amagansett Food Institute | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | Front Line USA Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2018 | The Amagansett Food Institute | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | The Amagansett Food Institute | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $0 | - | View return |
| 2017 | Front Line USA Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Tides Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Tides Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $0 | - | View return |
| 2016 | Tides Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Front Line USA Foundation | 990EZ | President | 1 | $0 | $0 | View return |
| 2016 | The Amagansett Food Institute | 990 | Member | 1 | $0 | $0 | View return |
| 2016 | Tides Network | 990 | Chair/Director | 2 | $0 | $0 | View return |
| 2016 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Tides Network | 990 | Chair/Director | 2 | $0 | $0 | View return |
| 2015 | Tides Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $0 | - | View return |
| 2015 | The Amagansett Food Institute | 990 | Member | 1 | $0 | $0 | View return |
| 2015 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | The Baker Foundation Inc | 990PF | Trustee | 0 | $0 | - | View return |
| 2014 | Tides Network | 990 | Chair/Director | 2 | $0 | $0 | View return |
| 2014 | Learning Through an Expanded Arts Program Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $0 | - | View return |
| 2014 | The Amagansett Food Institute | 990 | Member | 1 | $0 | $0 | View return |
| 2014 | Path | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $5,000 | - | View return |
| 2013 | The Amagansett Food Institute | 990EZ | Board Member | 1 | $0 | - | View return |
| 2013 | Tides Center | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | The Baker Foundation Inc | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | Path | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | Learning Through an Expanded Arts Program Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2012 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $5,000 | - | View return |
| 2012 | The Baker Foundation Inc | 990PF | Trustee | 0 | $0 | - | View return |
| 2012 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | - | View return |
| 2011 | The Baker Foundation Inc | 990PF | Trustee | 0 | $0 | - | View return |
| 2011 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | - | View return |
| 2010 | Gagarin Trust Kathleen Llewellyn Trustee | 990PF | Cotrustee | 1 | $5,000 | - | View return |
| 2010 | The Balm Foundation Inc | 990PF | Director | 0 | $0 | - | View return |