| 2025 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2024 | Sustainable San Mateo County | 990 | Director | 3 | $0 | $0 | View return |
| 2024 | Westphalia Lions Club Home Assoc | 990 | Treasurer | - | $0 | $0 | View return |
| 2024 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2024 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2023 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2023 | Westphalia Lions Club Home Assoc | 990 | Treasurer | - | $0 | $0 | View return |
| 2023 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2023 | Self-Help for the Elderly | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Sustainable San Mateo County | 990 | Director | 10 | $0 | $0 | View return |
| 2022 | Westphalia Lions Club Home Assoc | 990 | Treasurer | - | $0 | $0 | View return |
| 2022 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2022 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2022 | Self-Help for the Elderly | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Westphalia Lions Club Home Assoc | 990 | Treasurer | - | $0 | $0 | View return |
| 2021 | Sustainable San Mateo County | 990 | Director | 10 | $0 | $0 | View return |
| 2021 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2021 | Self-Help for the Elderly | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2020 | Westphalia Lions Club Home Assoc | 990 | Treasurer | - | $0 | $0 | View return |
| 2020 | Lasalle Rotary Park Foundation | 990EZ | Vice Preside | 0 | $0 | - | View return |
| 2020 | Sustainable San Mateo County | 990EZ | Director | 5 | $0 | $0 | View return |
| 2019 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2019 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2019 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2019 | Sustainable San Mateo County | 990EZ | Board Chair Emeritus | 2 | $0 | $0 | View return |
| 2019 | Lasalle Rotary Park Foundation | 990EZ | Vice Preside | 0 | $0 | - | View return |
| 2019 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Grindstone Port Hope Sportsmens Club | 990EZ | Trustee | 2 | $50 | - | View return |
| 2018 | Lasalle Rotary Park Foundation | 990EZ | Vice Preside | 0 | $0 | - | View return |
| 2018 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2018 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2018 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2017 | Grindstone Port Hope Sportsmens Club | 990EZ | Trustee | 2 | $100 | - | View return |
| 2017 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2017 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2017 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2017 | Pine View Housing Corporation | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2016 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2016 | Sustainable San Mateo County | 990EZ | Board Chair Emeritus | 4 | $0 | $0 | View return |
| 2016 | Institute for Environmental Entrepreneurship | 990EZ | Chairman | 0.5 | $0 | $0 | View return |
| 2016 | Pine View Housing Corporation | 990 | Director | 0.1 | $0 | $0 | View return |
| 2016 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.1 | $0 | $0 | View return |
| 2015 | Institute for Environmental Entrepreneurship | 990EZ | Chairman | 0.5 | $0 | $0 | View return |
| 2015 | Westphalia Lions Club Home Assoc | 990 | Treasurer | 0.5 | $0 | $0 | View return |
| 2015 | Sustainable San Mateo County | 990EZ | Board Chair (Through Oct), Chair Emeritus | 4 | $0 | $0 | View return |
| 2015 | Pine View Housing Corporation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Autumn Glow Alzheimer'S Care Home Inc | 990 | Chair | 0.5 | $0 | $0 | View return |
| 2015 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Institute for Environmental Entrepreneurship | 990EZ | Chairman | 0.5 | $0 | - | View return |
| 2014 | Westphalia Lions Club Home Assoc | 990EZ | Treasurer | 0.5 | $0 | $0 | View return |
| 2014 | Self-Help for the Elderly | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Sustainable San Mateo County | 990EZ | Chairman | 8 | $0 | $0 | View return |
| 2013 | Westphalia Lions Club Home Assoc | 990EZ | Treasurer | 0.5 | $0 | $0 | View return |
| 2013 | Institute for Environmental Entrepreneurship | 990EZ | Chairman | 0.5 | $0 | $0 | View return |
| 2013 | Self-Help for the Elderly | 990 | Chairman | 0.5 | $0 | $0 | View return |