| 2024 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2024 | Hotel Council of San Francisco | 990 | Director | 0.5 | $0 | $0 | View return |
| 2024 | Union Square Business Improvement | 990 | Director | 4 | $0 | $0 | View return |
| 2024 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2024 | Hotel Council of San Francisco | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | Wilderness Workshop | 990 | Legal Director | 40 | $125,892 | $0 | View return |
| 2023 | International Longshore & Warehouse | 990 | Psr Reg Dir/Natl Secy/Treasurer | 40 | $22,110 | $0 | View return |
| 2023 | Lucketts Ruritan Club Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | San Francisco Tourism Improvement | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2023 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | Union Square Business Improvement | 990 | Director | 4 | $0 | $0 | View return |
| 2022 | Wilderness Workshop | 990 | Legal Director | 40 | $121,646 | $0 | View return |
| 2022 | International Longshore & Warehouse | 990 | Psr Regional Director | 40 | $35,100 | $0 | View return |
| 2022 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Birthright of Spencer Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Lucketts Ruritan Club Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | San Francisco Tourism Improvement | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Birthright of Spencer Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2021 | Marin Visitors Network | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | Marin Visitors Network | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2020 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | Birthright of Spencer Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Technical Association of the Pulp & Paper Industry Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2019 | Marin Visitors Network | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Santa Clara Valley Audubon Society | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Inlandboatmens Union & Employer Joint Hiring & Dispatch Service | 990EZ | Co-Chairman | 1 | $0 | $0 | View return |
| 2019 | Technical Association of the Pulp & Paper Industry Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2019 | Kaler-Vaill Memorial Home | 990PF | Director | 1 | $0 | $0 | View return |
| 2018 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2018 | Scleroderma Foundation New England Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Inlandboatmens Union & Employer Joint Hiring & Dispatch Service | 990EZ | Co-Chairman | 1 | $0 | $0 | View return |
| 2018 | Irish American Home Society Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Marin Visitors Network | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Santa Clara Valley Audubon Society | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2018 | Technical Association of the Pulp & Paper Industry Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | National Assoc for Employee Recognition DBA Recognition Professionals Intl | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Out for Undergraduate Business Conference Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Irish American Home Society Inc | 990 | Director | - | $0 | $0 | View return |
| 2017 | Incentive Federation Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2017 | Scleroderma Foundation New England Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Priory of St Benedict Inc | 990EZ | President | 0 | $0 | - | View return |
| 2017 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | University of Maine Pulp and Paper Foundation | 990 | Director | 0.1 | $0 | $0 | View return |
| 2017 | Inlandboatmens Union & Employer Joint Hiring & Dispatch Service | 990EZ | Co-Chairman | 1 | $0 | $0 | View return |
| 2017 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Marin Visitors Network | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Santa Clara Valley Audubon Society | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Santa Clara Valley Audubon Society | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | International Longshore & Warehouse | 990 | Chairman | 3 | $83,640 | $0 | View return |
| 2016 | Incentive Federation Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2016 | Inlandboatmens Union & Employer Joint Hiring & Dispatch Service | 990EZ | Co-Chairman | 1 | $0 | $0 | View return |
| 2016 | National Assoc for Employee Recognition DBA Recognition Professionals Intl | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Irish American Home Society Inc | 990 | Director | - | $0 | $0 | View return |
| 2016 | Massapequa Coast Little League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Santa Clara Valley Audubon Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Out for Undergraduate Business Conference Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | University of Maine Pulp and Paper Foundation | 990 | Director | 0.1 | $0 | $0 | View return |
| 2016 | The Priory of St Benedict Inc | 990EZ | President | 0 | $0 | - | View return |
| 2016 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2016 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | International Longshore & Warehouse | 990 | Chairman | 3 | $83,940 | $0 | View return |
| 2015 | Massapequa Coast Little League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Inlandboatmen'S Union of the Pacific National Health Benefit Trust | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Scleroderma Foundation New England Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2015 | Santa Clara Valley Audubon Society | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Home Builders Association of Berks County | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Incentive Federation Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2015 | National Assoc for Employee Recognition DBA Recognition Professionals Intl | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Irish American Home Society Inc | 990 | Director | 0 | $0 | $0 | View return |
| 2015 | University of Maine Pulp and Paper Foundation | 990 | Director | 0.1 | $0 | $0 | View return |
| 2015 | Inlandboatmens Union & Employer Joint Hiring & Dispatch Service | 990EZ | Co-Chairman | 1 | $0 | $0 | View return |
| 2015 | The Priory of St Benedict Inc | 990EZ | President | 0 | $0 | - | View return |
| 2015 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2015 | Out for Undergraduate Business Conference Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | International Longshore & Warehouse | 990 | Chairman | 3 | $4,782 | $0 | View return |
| 2014 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 1 | $3,000 | $0 | View return |
| 2014 | Scleroderma Foundation New England Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2014 | River Canyon School Inc. | 990EZ | Member | 4 | $0 | - | View return |
| 2014 | Ecumenical Theological Seminary | 990 | Board Member | 2 | $0 | $0 | View return |
| 2014 | Incentive Federation Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2014 | Massapequa Coast Little League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Santa Clara Valley Audubon Society | 990 | Board Member | 2 | $0 | $0 | View return |
| 2014 | University of Maine Pulp and Paper Foundation | 990 | Director | 0.1 | $0 | $0 | View return |
| 2014 | National Assoc for Employee Recognition DBA Recognition Professionals Intl | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2014 | The Priory of St Benedict Inc | 990EZ | President | 0 | $0 | - | View return |
| 2014 | Community Housing Coalition | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | International Longshore & Warehouse | 990 | Chairman | 3 | $2,268 | $0 | View return |
| 2013 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2013 | Scleroderma Foundation New England Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2013 | Massapequa Coast Little League Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Santa Clara Valley Audubon Society | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Community Housing Coalition | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Incentive Federation Inc | 990EZ | Director | 1 | $0 | - | View return |
| 2013 | The Priory of St Benedict Inc | 990EZ | Treas. Pt Time | 0 | $0 | - | View return |
| 2013 | Out for Undergraduate Business Conference Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Frederick Hartwig Memorial Foundation | 990PF | President | 0 | $0 | $0 | View return |