| 2024 | Grimes Flying Lab Foundation | 990EZ | Director | 4 | $0 | $0 | View return |
| 2024 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2023 | Grimes Flying Lab Foundation | 990EZ | Director | 4 | $0 | $0 | View return |
| 2023 | The 390Th Memorial Museum Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2023 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2022 | The 390Th Memorial Museum Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2022 | Grimes Flying Lab Foundation | 990EZ | Director | 4 | $0 | $0 | View return |
| 2022 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 5 | $0 | $0 | View return |
| 2021 | Grimes Flying Lab Foundation | 990EZ | Director | 4 | $0 | $0 | View return |
| 2021 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Grimes Flying Lab Foundation | 990EZ | President | 4 | $0 | $0 | View return |
| 2020 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 5 | $0 | $0 | View return |
| 2020 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Grimes Flying Lab Foundation | 990EZ | President | 4 | $0 | $0 | View return |
| 2019 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 5 | $0 | $0 | View return |
| 2019 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2018 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 2 | $0 | $0 | View return |
| 2018 | Grimes Flying Lab Foundation | 990EZ | President | 4 | $0 | $0 | View return |
| 2018 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2017 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 2 | $0 | $0 | View return |
| 2017 | Grimes Flying Lab Foundation | 990EZ | President | 4 | $0 | $0 | View return |
| 2017 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2016 | Grimes Flying Lab Foundation | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2016 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 2 | $0 | $0 | View return |
| 2016 | The Liberty Foundation Inc | 990 | Director | - | $0 | $0 | View return |
| 2015 | Grimes Flying Lab Foundation | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2015 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Direct | 0.6 | $0 | $0 | View return |
| 2015 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Grimes Flying Lab Foundation | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2014 | The 390Th Memorial Museum Foundation | 990 | Secretary, Board Of Directors | 0.6 | $0 | $0 | View return |
| 2014 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | The 390Th Memorial Museum Foundation | 990 | Vice President, Director | 0.6 | $0 | $0 | View return |
| 2013 | Grimes Flying Lab Foundation | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2013 | The Liberty Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |