| 2025 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2024 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2024 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2024 | Fibrous Dysplasia Foundation Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2024 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2023 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2023 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2022 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2022 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2021 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2021 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2020 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2020 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2019 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2019 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Syzygy Foundation Inc. | 990PF | Secretary | 0 | $0 | $0 | View return |
| 2018 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2018 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | The Prengaman Family Foundation Inc. | 990PF | Vice Pres | 1 | $0 | - | View return |
| 2017 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | The Prengaman Family Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2016 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Berklee College of Music Inc. | 990 | Trustee - End 3/17 | 2 | $0 | $0 | View return |
| 2015 | The Prengaman Family Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2015 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Berklee College of Music Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | Berklee College of Music Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2013 | Berklee College of Music Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |
| 2012 | Red Rock Foundation Trust | 990PF | Trustee | 0.5 | $0 | $0 | View return |