| 2024 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 0.02 | $0 | $0 | View return |
| 2023 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 0.02 | $0 | $0 | View return |
| 2023 | Rock & Roll Hall of Fame Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | West Palm Golf Community Trust Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | West Palm Golf Community Trust Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 0.2 | $0 | $0 | View return |
| 2022 | Rock & Roll Hall of Fame Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | West Palm Golf Community Trust Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2021 | Rock & Roll Hall of Fame Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2020 | West Palm Golf Community Trust Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2020 | Rock & Roll Hall of Fame Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2019 | The Institute for Sports Medicine Research | 990EZ | Director | 1 | $0 | $0 | View return |
| 2019 | Rock & Roll Hall of Fame Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2018 | The Institute for Sports Medicine Research | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2018 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2017 | Wsl Pure | 990 | Director | 0.2 | $0 | $0 | View return |
| 2017 | The Institute for Sports Medicine Research | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2017 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Institute for Sports Medicine Research | 990EZ | Director | 1 | $0 | $0 | View return |
| 2016 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | Co-President & Director | 5 | $0 | $0 | View return |
| 2016 | Wsl Pure | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Zearn | 990 | Director Through 5/12/16 | 1 | $0 | $0 | View return |
| 2016 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2015 | Zearn | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Natasha & Dirk Ziff Foundation F/K/A the Dirk E Ziff Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2015 | The Institute for Sports Medicine Research | 990EZ | Director | 2 | $0 | $0 | View return |
| 2015 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2015 | The Children'S Hospital of Philadelphia | 990 | Trustee Through 9/29/2015 | 1 | $0 | $0 | View return |
| 2015 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee Through 9/29/2015 | 1 | $0 | $0 | View return |
| 2015 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The Institute for Sports Medicine Research | 990EZ | Director | 2 | $0 | $0 | View return |
| 2014 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2014 | The Benjamin Private School Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Rock & Roll Hall of Fame Foundation Inc. | 990 | B.O.D | 0 | $0 | $0 | View return |
| 2014 | The Children'S Hospital of Philadelphia | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | The Institute for Sports Medicine Research | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Rock & Roll Hall of Fame Foundation Inc. | 990 | B.O.D | 0 | $0 | $0 | View return |
| 2013 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Vineyard Youth Tennnisinc | 990PF | Director | 1 | $0 | $0 | View return |
| 2013 | The Children'S Hospital of Philadelphia | 990 | Trustee | 1 | $0 | $0 | View return |