| 2025 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2025 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2024 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2024 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2024 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2023 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2023 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2023 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2022 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2022 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2021 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2020 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2019 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Delbert W Coleman Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Bill & Susan Oberndorf Foundation | 990PF | President | 10 | $0 | $0 | View return |
| 2018 | Environmental Defense Fund Incorporated | 990 | Trustee | 2 | $0 | $0 | View return |
| 2015 | California Academy of Sciences | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | California Academy of Sciences | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | California Academy of Sciences | 990 | Trustee | 1 | - | - | View return |