| 2025 | Tahoe Maritime Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2024 | Tahoe Maritime Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2024 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2024 | Armond and Rose Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | Harford Memorial Hospital Inc. | 990 | Pharmacist | 40 | $178,266 | $0 | View return |
| 2023 | Tahoe Maritime Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | Armond and Rose Caplan Foundation | 990PF | Director & S | 0 | $0 | $0 | View return |
| 2023 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Tahoe Maritime Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | Armond and Rose Caplan Foundation | 990PF | Director & S | 0 | $0 | $0 | View return |
| 2022 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Tahoe Maritime Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Armond and Rose Caplan Foundation | 990PF | Director & S | 0 | $0 | $0 | View return |
| 2021 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | Tahoe Maritime Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Armond and Rose Caplan Foundation | 990PF | Director & S | 0 | $0 | $0 | View return |
| 2020 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Armond and Rose Caplan Foundation | 990PF | Director & S | 0 | $0 | $0 | View return |
| 2019 | The Stephen R Caplan Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Tahoe Maritime Foundation | 990 | Vice-President | 3 | $0 | $0 | View return |
| 2017 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | The Tower Foundation of San Jose State University | 990 | Director | 0.5 | $0 | $0 | View return |