| 2024 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2024 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2023 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2022 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2021 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2020 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2019 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2018 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2018 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2017 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2016 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2015 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2015 | America-Israel Friendship League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2015 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The Winkler Family Foundation C/O Gordon Fishburn & Schlossmannllp | 990PF | President | 0 | $0 | $0 | View return |
| 2014 | America-Israel Friendship League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Margo and Irwin Winkler Charitable Foundation | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2014 | Los Angeles Philharmonic Association | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | America-Israel Friendship League Inc. | 990 | Director | 1 | $0 | $0 | View return |