| 2024 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2024 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2024 | Esb Charitable Foundation (Fka Sd Bechtel Jr Foundation) | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2023 | Esb Charitable Foundation (Fka Sd Bechtel Jr Foundation) | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2023 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2023 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2022 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2022 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2022 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2022 | Esb Charitable Foundation (Fka Sd Bechtel Jr Foundation) | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Samantha and Darren Bechtel Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2021 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2021 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2020 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2020 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2020 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2020 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2019 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2018 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2018 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2018 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2018 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2017 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2017 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2017 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2017 | The Thacher School Inc | 990 | Trustee | 5 | $0 | $0 | View return |
| 2016 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2016 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2016 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2016 | The Thacher School Inc | 990 | Trustee | 5 | $0 | $0 | View return |
| 2015 | Riley & Susan Bechtel Foundation | 990PF | Vice-President & Director | 0 | $0 | $0 | View return |
| 2015 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2015 | Ocean Exploration Trust Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2015 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2015 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | Samantha and Darren Bechtel Family Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2014 | Ocean Exploration Trust Inc. | 990 | Vice Chairman | 1 | $0 | $0 | View return |
| 2014 | Third Horizon Foundation | 990PF | Vice President & Director | 0 | $0 | $0 | View return |
| 2014 | The Thacher School Inc | 990 | Trustee | 2 | $0 | $0 | View return |