| 2024 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2024 | Servicesource Foundation Inc. | 990 | Chairman | 2 | $0 | $0 | View return |
| 2023 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2023 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2022 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2022 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2021 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2021 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2021 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2020 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2020 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2019 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2019 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2018 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2018 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2017 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2017 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | $0 | View return |
| 2016 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2016 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | - | View return |
| 2015 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2015 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | - | View return |
| 2014 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2014 | George Mason University Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2013 | Wardinski Family Foundation C/O Bruce Wardinski | 990PF | President & Director | 0 | $0 | - | View return |
| 2013 | Wolf Trap Foundation for the Performing Arts | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Servicesource Foundation Inc. | 990 | Chair | 2 | $0 | $0 | View return |