| 2024 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Media Development Investment Fund Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2023 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Media Development Investment Fund Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2023 | The National Security Archive Fund Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Media Development Investment Fund Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2022 | The National Security Archive Fund Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The National Security Archive Fund Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Media Development Investment Fund Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2020 | The National Security Archive Fund Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Media Development Investment Fund Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2019 | Committee to Protect Journalists Inc. | 990 | Director Beg. 10/19 | 1 | $0 | $0 | View return |
| 2019 | International Consortium of Investigative Journalists Inc. | 990 | Chair | 1 | $0 | $0 | View return |
| 2019 | Media Development Investment Fund Inc. | 990 | Chair (Since 4/19) | 2 | $0 | $0 | View return |
| 2018 | International Consortium of Investigative Journalists Inc. | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2018 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2017 | International Consortium of Investigative Journalists Inc. | 990 | Chair | 1 | $0 | $0 | View return |
| 2017 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2016 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2015 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2014 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2014 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Journalism Development Network Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Media Development Investment Fund Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2013 | Committee to Protect Journalists Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | International Crisis Group | 990 | Trustee | 2 | $0 | $0 | View return |