| 2025 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2024 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2024 | USA Cycling Development Foundation | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2024 | Tam Cycling | 990 | Treasurer | 10 | $0 | $0 | View return |
| 2024 | Tam Cycling | 990 | President | 10 | $0 | $0 | View return |
| 2024 | USA Cycling Development Foundation | 990 | Treasurer Part Year | 2 | $0 | $0 | View return |
| 2024 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2023 | USA Cycling Development Foundation | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2023 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2023 | Tam Cycling | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2023 | Tam Cycling | 990 | President | 5 | $0 | $0 | View return |
| 2023 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Tam Cycling | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2022 | Tam Cycling | 990 | President | 5 | $0 | $0 | View return |
| 2022 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2022 | USA Cycling Development Foundation | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2022 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | Tam Cycling | 990 | President | 5 | $0 | $0 | View return |
| 2021 | Tam Cycling | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2021 | USA Cycling Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2021 | USA Cycling Development Foundation | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2020 | Tam Cycling | 990 | President | 2 | $0 | $0 | View return |
| 2020 | Tam Cycling | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2020 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2020 | USA Cycling Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2019 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2019 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2019 | USA Cycling Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | USA Cycling Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Marin County Bicycle Coalition | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2018 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2017 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2017 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Marin County Bicycle Coalition | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2016 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2016 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Marin County Bicycle Coalition | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2015 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2015 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Marin Museum of Bicycling | 990EZ | Treasurer | 10 | $0 | - | View return |
| 2015 | Marin County Bicycle Coalition | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Marin Museum of Bicycling | 990EZ | Treasurer/CFO | 10 | $0 | $0 | View return |
| 2014 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Friends of the Stafford Lake Bike Park | 990EZ | CEO/President | 10 | $0 | $0 | View return |
| 2014 | Marin Conservation League | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Marin County Bicycle Coalition | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2013 | USA Cycling Development Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Marin County Bicycle Coalition | 990 | Treasurer | 1 | $0 | $0 | View return |