| 2024 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2023 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2023 | Alvin James Hansen Foundation | 990PF | President | 0 | $0 | - | View return |
| 2022 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2022 | Alvin James Hansen Foundation | 990PF | President | 0 | $0 | - | View return |
| 2021 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2021 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2020 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2020 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2019 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2019 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2018 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2018 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2017 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2017 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2016 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2016 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2015 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2015 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2014 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2014 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2013 | Alvin James Hansen Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2012 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 1 | $0 | - | View return |
| 2011 | Harrison Mecham Relief Fund of Petaluma | 990PF | President | 0 | $0 | - | View return |