| 2025 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2025 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2025 | Great Investors Best Ideas Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2025 | Great Investors Best Ideas Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2024 | Great Investors Best Ideas Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2024 | Great Investors Best Ideas Foundation | 990PF | Director | 0 | $0 | - | View return |
| 2024 | Investors for Director | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2024 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2024 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2024 | Us Friends of Hastings Piano | 990EZ | Secretary | 0 | $0 | - | View return |
| 2024 | Us Friends of Hastings Piano | 990EZ | Director | 0 | $0 | - | View return |
| 2024 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2024 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2023 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2023 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2023 | Investors for Director | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2023 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2023 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2023 | Great Investors Best Ideas Foundation | 990EZ | Secretary | 0 | $0 | - | View return |
| 2023 | Great Investors Best Ideas Foundation | 990EZ | Director | 0 | $0 | - | View return |
| 2023 | Us Friends of Hastings Piano | 990EZ | Secretary | 0 | $0 | - | View return |
| 2023 | Us Friends of Hastings Piano | 990EZ | Director | 0 | $0 | - | View return |
| 2022 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2022 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2022 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2022 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2022 | Great Investors Best Ideas Foundation | 990EZ | Secretary | 0 | $0 | - | View return |
| 2022 | Great Investors Best Ideas Foundation | 990EZ | Director | 0 | $0 | - | View return |
| 2022 | Investors for Director | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2021 | Investors for Director | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2021 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2021 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2021 | Great Investors Best Ideas Foundation | 990EZ | Secretary | 0 | $0 | - | View return |
| 2021 | Great Investors Best Ideas Foundation | 990EZ | Director | 0 | $0 | - | View return |
| 2021 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0 | $0 | - | View return |
| 2021 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2021 | Great Investors Best Ideas Foundation | 990EZ | Secretary | 0 | $0 | - | View return |
| 2021 | Great Investors Best Ideas Foundation | 990EZ | Director | 0 | $0 | - | View return |
| 2020 | Investors for Director | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2020 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2020 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2020 | Robert J Potter Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2020 | Robert J Potter Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2020 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2020 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |
| 2020 | Keith B Ohnmeis Foundation | 990PF | Trustee | 0.1 | $0 | - | View return |
| 2020 | Keith B Ohnmeis Foundation | 990PF | Secretary | 0.1 | $0 | - | View return |