| 2025 | California Dairy Environmental Justice | 990EZ | Director | 0 | $0 | - | View return |
| 2024 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | California Dairy Environmental Justice | 990 | Director | 0 | $0 | $0 | View return |
| 2024 | Farm Foundation | 990 | Director (Until June 2024) | 1 | $0 | $0 | View return |
| 2023 | California Dairy Environmental Justice | 990EZ | Director | 0 | $0 | - | View return |
| 2023 | Farm Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | California Dairy Research Foundation | 990 | Secretary | 0 | $0 | $0 | View return |
| 2022 | California Dairy Research Foundation | 990 | Secretary | - | $0 | $0 | View return |
| 2022 | Farm Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | California Dairy Environmental Justice | 990EZ | Director | 0 | $0 | - | View return |
| 2021 | California Dairy Research Foundation | 990 | Secretary | - | $0 | $0 | View return |
| 2021 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Farm Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | California Dairy Environmental Justice | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | California Dairy Environmental Justice | 990EZ | Director | 0 | $0 | - | View return |
| 2020 | California Dairy Research Foundation | 990 | Secretary | 1 | $0 | $0 | View return |
| 2019 | California Dairy Research Foundation | 990 | Secretary | 1 | $0 | $0 | View return |
| 2019 | Farm Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | California Dairy Research Foundation | 990 | Secretary | 1 | $0 | $0 | View return |
| 2018 | Farm Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Sustainable Conservation | 990 | Co-Founder | 1.2 | $0 | $0 | View return |
| 2017 | California Dairy Research Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Sustainable Conservation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Legge Lowden Farm Foundation Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | California Dairy Research Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Central Valley Center for the Arts Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Gallo Center for the Arts Inc. | 990 | Director | 1.5 | $0 | $0 | View return |
| 2016 | Sustainable Conservation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Dairy Industry Environmental | 990 | President | 1 | $0 | $0 | View return |
| 2015 | Sustainable Conservation | 990 | Board Member | 0.9 | $0 | $0 | View return |
| 2015 | California Dairy Research Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Central Valley Center for the Arts Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Gallo Center for the Arts Inc. | 990 | Director | 1.5 | $0 | $0 | View return |
| 2014 | Sustainable Conservation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Dairy Industry Environmental | 990 | President | 1 | $0 | $0 | View return |
| 2014 | Central Valley Center for the Arts Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Gallo Center for the Arts Inc. | 990 | Director | 1.5 | $0 | $0 | View return |
| 2014 | California Dairy Research Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Sustainable Conservation | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2013 | California Dairy Research Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Central Valley Center for the Arts Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Gallo Center for the Arts Inc. | 990 | Director | 1.5 | $0 | $0 | View return |