| 2024 | Pacific Northwest Amateur Hockey Association | 990 | Whatcom Coun | 10 | $0 | $0 | View return |
| 2024 | Great Valley Education Association | 990EZ | Treasurer | 0 | $0 | $0 | View return |
| 2024 | California Hospice Network | 990EZ | Board Director (Partial Year) | 2 | $0 | $0 | View return |
| 2024 | Hospice of Santa Cruz County | 990 | Vice President & Treasurer | 5 | $0 | $0 | View return |
| 2024 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2024 | Jewel Theatre Company | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Milwaukee Yacht Club | 990 | Director | 5 | $0 | $0 | View return |
| 2023 | Pacific Northwest Amateur Hockey Association | 990 | Whatcom Coun | 10 | $0 | $0 | View return |
| 2023 | Great Valley Education Association | 990EZ | Treasurer | 0 | $0 | $0 | View return |
| 2023 | Whatcom County Amateur Hockey Association | 990 | President | 12 | $0 | $0 | View return |
| 2023 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2023 | California Hospice Network | 990 | Board Director (Partial Year) | 2 | $0 | $0 | View return |
| 2023 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Hospice of Santa Cruz County | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2022 | Milwaukee Yacht Club | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Whatcom County Amateur Hockey Association | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Great Valley Education Association | 990EZ | Treasurer | 0 | $0 | $0 | View return |
| 2022 | I & G Charitable Foundation Co Gary Holzman | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | American Association of State Service Commissions | 990 | Member | 1 | $0 | $0 | View return |
| 2022 | Pacific Northwest Amateur Hockey Association | 990 | Whatcom Coun | 10 | $0 | $0 | View return |
| 2022 | Whatcom Sports & Recreation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2022 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Hospice of Santa Cruz County | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2022 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Great Valley Education Association | 990EZ | Treasurer | 0 | $0 | $0 | View return |
| 2021 | Whatcom County Amateur Hockey Association | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | I & G Charitable Foundation Co Gary Holzman | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | American Association of State Service Commissions | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Lakeshore Support Organization | 990 | Director | 0.1 | $0 | $0 | View return |
| 2021 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2021 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2020 | I & G Charitable Foundation Co Gary Holzman | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | American Association of State Service Commissions | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Lakeshore Support Organization | 990 | Director | 0.1 | $0 | $0 | View return |
| 2020 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Great Valley Education Association | 990EZ | Treasurer | 0 | $0 | $0 | View return |
| 2020 | Santa Cruz County Symphony Association Inc | 990 | Chair Finance | 1 | $0 | $0 | View return |
| 2020 | Cabrillo College Foundation | 990 | Past President | 2 | $0 | $0 | View return |
| 2020 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2019 | Sand Creek Regional Greenway Partnership Inc. | 990EZ | Director | 1 | $0 | - | View return |
| 2019 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2019 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2019 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2019 | Lakeshore Support Organization | 990 | Director | 0.1 | $0 | $0 | View return |
| 2019 | Santa Cruz County Symphony Association Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Cabrillo College Foundation | 990 | President | 5 | $0 | $0 | View return |
| 2018 | Shakespeare Play On | 990 | Treasurer (Jan-Sept) | 3 | $0 | $0 | View return |
| 2018 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2018 | Santa Cruz County Symphony Association Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | - | View return |
| 2018 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | - | View return |
| 2018 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | River Hills Lake Wylie Lions Community Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2018 | Cabrillo College Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2018 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2017 | Shakespeare Play On | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2017 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2017 | Cabrillo College Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2017 | Santa Cruz County Symphony Association Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2017 | River Hills Lake Wylie Lions Community Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2017 | Jewel Theatre Company | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | - | View return |
| 2017 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | - | View return |
| 2016 | River Hills Lake Wylie Lions Community Foundation | 990EZ | Vice Chair | 2 | $0 | $0 | View return |
| 2016 | Prison University Project Inc DBA Mount Tamalpais College | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2016 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2016 | Santa Cruz County Symphony Association Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Cabrillo College Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2016 | Jewel Theatre Company | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | - | View return |
| 2016 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | - | View return |
| 2015 | Prison University Project Inc DBA Mount Tamalpais College | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2015 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2015 | Shakespeare Play On | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | River Hills Lake Wylie Lions Community Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2015 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2015 | Cabrillo College Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | - | View return |
| 2015 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | - | View return |
| 2015 | Santa Cruz County Symphony Association Inc | 990 | President | 0 | $0 | $0 | View return |
| 2014 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2014 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 1 | $0 | - | View return |
| 2014 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 1 | $0 | - | View return |
| 2014 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2014 | Santa Cruz County Symphony Association Inc | 990 | Vice President | 0 | $0 | $0 | View return |
| 2014 | Cabrillo College Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2013 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 0 | $0 | - | View return |
| 2013 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 0 | $0 | - | View return |
| 2013 | Santa Cruz County Symphony Association Inc | 990 | President & CEO | 0 | $0 | $0 | View return |
| 2013 | Igrb Foundation | 990 | Director | 0.3 | $0 | $0 | View return |
| 2012 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 0 | $0 | - | View return |
| 2012 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 0 | $0 | - | View return |
| 2012 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2011 | I & G Charitable Foundation Co Gary Holzman | 990PF | President And Treasurer | 0 | $0 | $0 | View return |
| 2011 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 0 | $0 | - | View return |
| 2011 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 0 | $0 | - | View return |
| 2010 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | Treasurer | 0 | $0 | - | View return |
| 2010 | Brooks and Owen Brown Foundation C/O Owen Brown President | 990PF | President | 0 | $0 | - | View return |