| 2024 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2023 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2022 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2020 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2019 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2016 | The Arc of Howard County Inc. | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | Dart Group II Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Dart Group Foundation Inc | 990PF | Director | 0 | $0 | $0 | View return |