| 2025 | Garden Hills Pool & Park Association Inc | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2024 | Garden Hills Pool & Park Association Inc | 990 | Board Of Director | 1 | $0 | $0 | View return |
| 2024 | Acorns to Oaks Foundation Inc. | 990 | Field | 5 | $0 | $0 | View return |
| 2023 | Garden Hills Pool & Park Association Inc | 990 | Board Of Director | 0.2 | $0 | $0 | View return |
| 2023 | Madison Community Hospital Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Henry M Jackson Foundation | 990PF | Board Member | 0.5 | $0 | $0 | View return |
| 2023 | Acorns to Oaks Foundation Inc. | 990 | Field | 5 | $0 | $0 | View return |
| 2022 | Madison Community Hospital Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Henry M Jackson Foundation | 990PF | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Madison Community Hospital Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | National Hydropower Association Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Henry M Jackson Foundation | 990PF | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Western Energy Institute | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | National Hydropower Association Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Henry M Jackson Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | National Hydropower Association Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Henry M Jackson Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | National Hydropower Association Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Henry M Jackson Foundation | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Henry M Jackson Endowment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | National Hydropower Association Inc | 990 | Past President | 2 | $0 | $0 | View return |
| 2017 | Henry M Jackson Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Henry M Jackson Endowment | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | National Hydropower Association Inc | 990 | Past President | 2 | $0 | $0 | View return |
| 2016 | Henry M Jackson Endowment | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Henry M Jackson Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Henry M Jackson Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Henry M Jackson Endowment | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | National Hydropower Association Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Henry M Jackson Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Henry M Jackson Endowment | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | National Hydropower Association Inc | 990 | Director, Past Chair | 2 | $0 | $0 | View return |
| 2013 | Henry M Jackson Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Henry M Jackson Endowment | 990 | Director | 1 | $0 | $0 | View return |