| 2025 | Limerick Foundation of New York Inc. | 990EZ | Vice Chairman | 5 | $0 | $0 | View return |
| 2024 | Laborers' International Union of Hcl | 990 | Director Of Constr & Asst Reg Mgr | 45 | $303,670 | $0 | View return |
| 2024 | Smcwc - Crossroads Housing Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | Juneau Housing First Collaborative | 990 | Secretary | 1 | $0 | $0 | View return |
| 2024 | National Maintenance Agreement Labor- | 990 | Labor Representative | 5 | $0 | $0 | View return |
| 2024 | Hampton Fire Fighters Charitable Organization | 990EZ | Trustee | 1 | $0 | - | View return |
| 2024 | David R Mcshane Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2024 | Alameda Architectural Preservation Society | 990EZ | President | 0 | $0 | - | View return |
| 2024 | Spina Bifida Association of Greater New England Inc. | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2024 | Limerick Foundation of New York Inc. | 990EZ | Vice Chairman | 5 | $0 | $0 | View return |
| 2024 | North Carolina Textile Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Accounting Aid Society | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Team Impact Inc | 990 | Chief Operating Officer | 40 | $206,985 | $0 | View return |
| 2023 | Hampton Fire Fighters Charitable Organization | 990EZ | Trustee | 1 | $0 | - | View return |
| 2023 | Smcwc - Crossroads Housing Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Spina Bifida Association of Greater New England Inc. | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2023 | National Maintenance Agreement Labor- | 990 | Labor Representative | 5 | $0 | $0 | View return |
| 2023 | David R Mcshane Charitable Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | National Maintenance Agreement Labor- | 990 | Labor Representative | 5 | $0 | $0 | View return |
| 2023 | Southwestern Association of Episcopal Schools Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Washington Little Capitals Inc. | 990 | Vice President | 2 | $0 | $0 | View return |
| 2023 | North Carolina Textile Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Laughing Bovine Flying Club Incorporated | 990EZ | Vice President | 2 | $0 | $0 | View return |
| 2023 | Accounting Aid Society | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2023 | St Mary'S Center for Women and Children Inc | 990 | Trustee | 4 | $0 | $0 | View return |
| 2023 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Team Impact Inc | 990 | Chief Operating Officer | 40 | $168,596 | $0 | View return |
| 2022 | Washington Little Capitals Inc. | 990 | Vice President | 2 | $0 | $0 | View return |
| 2022 | National Maintenance Agreement Labor- | 990 | Labor Representative | 5 | $0 | $0 | View return |
| 2022 | Spina Bifida Association of Greater New England Inc. | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2022 | Smcwc - Crossroads Housing Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Fairfield Youth Football Incorporated | 990 | President | - | $0 | $0 | View return |
| 2022 | Nc State Investment Fund Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | North Carolina Textile Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2022 | Accounting Aid Society | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | St Mary'S Center for Women and Children Inc | 990 | Trustee | 4 | $0 | $0 | View return |
| 2022 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Southwestern Association of Episcopal Schools Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | National Heavy and Highway Coalition | 990EZ | Executive Director | 2 | $0 | $0 | View return |
| 2021 | American Clock and Watch Museum Inc | 990 | Past-Preside | 1 | $0 | $0 | View return |
| 2021 | Fairfield Youth Football Incorporated | 990 | President | - | $0 | $0 | View return |
| 2021 | Spina Bifida Association of Greater New England Inc. | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2021 | National Maintenance Agreement Labor- | 990 | Labor Representative | 5 | $0 | $0 | View return |
| 2021 | Pause a While Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2021 | North Carolina Textile Foundation Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Southwestern Association of Episcopal Schools Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | Smcwc - Crossroads Housing Inc. | 990 | Trustee (Start 12/2020) | 1 | $0 | $0 | View return |
| 2021 | Accounting Aid Society | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | St Mary'S Center for Women and Children Inc | 990 | Trustee | 4 | $0 | $0 | View return |
| 2021 | Washington Little Capitals Inc. | 990 | Vice President | 2 | $0 | $0 | View return |
| 2021 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Southwestern Association of Episcopal Schools Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Spina Bifida Association of Greater New England Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2020 | National Heavy and Highway Coalition | 990EZ | Executive Director | 2 | $0 | $0 | View return |
| 2020 | American Clock and Watch Museum Inc | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Pause a While Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2020 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | North Carolina Textile Foundation Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Washington Little Capitals Inc. | 990 | Vice President | 2 | $0 | $0 | View return |
| 2020 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Young Presidents Organization Inc | 990 | Family Officer | 0.5 | $0 | $0 | View return |
| 2020 | Fairfield Youth Football Incorporated | 990 | President | - | $0 | $0 | View return |
| 2020 | St Mary'S Center for Women and Children Inc | 990 | Trustee (Start 12/2020) | 4 | $0 | $0 | View return |
| 2019 | Young Presidents Organization Inc | 990 | Chapter Family Officer | 0.5 | $0 | $0 | View return |
| 2019 | Southwestern Association of Episcopal Schools Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | Pause a While Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2019 | Spina Bifida Association of Greater New England Inc. | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2019 | National Heavy and Highway Coalition | 990EZ | Executive Director | 40 | $0 | $0 | View return |
| 2019 | American Clock and Watch Museum Inc | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Washington Little Capitals Inc. | 990 | Vice President | 2 | $0 | $0 | View return |
| 2019 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2019 | The Arizona Episcopal Schools Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2019 | North Carolina Textile Foundation Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2018 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | New Jersey State Policemens Benevolent Association | 990EZ | Trustee | 0 | $0 | - | View return |
| 2018 | North Carolina Textile Foundation Inc. | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Spina Bifida Association of Greater New England Inc. | 990EZ | Treasurer | 5 | $0 | - | View return |
| 2018 | American Clock and Watch Museum Inc | 990 | President | 1 | $0 | $0 | View return |
| 2018 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Nativity Prep Academy of San Diego Inc | 990 | President | 40 | $116,458 | $0 | View return |
| 2017 | Nativity Prep Academy of San Diego Inc | 990 | President | 40 | $116,458 | $0 | View return |
| 2017 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Theta XI Fraternity | 990EZ | House Manager | 1 | $0 | $0 | View return |
| 2017 | New Jersey State Policemens Benevolent Association | 990EZ | Trustee | 0 | $0 | - | View return |
| 2017 | American Clock and Watch Museum Inc | 990 | 1st Vice President | 1 | $0 | $0 | View return |
| 2017 | North Carolina Textile Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2016 | Nativity Prep Academy of San Diego Inc | 990 | President | 40 | $113,316 | $0 | View return |
| 2016 | American Clock and Watch Museum Inc | 990 | 1st Vice President | 1 | $0 | $0 | View return |
| 2016 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | North Carolina Textile Foundation Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | New Jersey State Policemens Benevolent Association | 990EZ | Trustee | 0 | $0 | - | View return |
| 2016 | Southeastern Geophysical Society | 990EZ | Webmaster | 0 | $0 | - | View return |
| 2016 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2015 | Nativity Prep Academy of San Diego Inc | 990 | President/Principal | 40 | $109,773 | $0 | View return |
| 2015 | Laborers International Union of North America | 990 | Board Member | 5 | $1,200 | $0 | View return |
| 2015 | Asociacion De Liderazgo Comunitario | 990 | President | 0.5 | $0 | $0 | View return |
| 2015 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | State University of New York College at Farmingdale Foundation | 990 | Honorary Member | 1 | $0 | $0 | View return |
| 2015 | American Clock and Watch Museum Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Northern Virginia Travel Baseball League | 990 | Board Member | 10 | $0 | $0 | View return |
| 2015 | My Brothers Keeper Inc. | 990 | Director | 5 | $0 | $0 | View return |
| 2014 | Nativity Prep Academy of San Diego Inc | 990 | President | 40 | $108,150 | $0 | View return |
| 2014 | Asociacion De Liderazgo Comunitario | 990EZ | President | 0.5 | $0 | - | View return |
| 2014 | State University of New York College at Farmingdale Foundation | 990 | Honorary Member | 1 | $0 | $0 | View return |
| 2014 | Northern Virginia Travel Baseball League | 990 | Board Member | 10 | $0 | $0 | View return |
| 2014 | American Clock and Watch Museum Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | Perseverance Theatre Incorporated | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | My Brothers Keeper Inc. | 990 | Director | 7 | $0 | $0 | View return |
| 2013 | Nativity Prep Academy of San Diego Inc | 990 | President/Principal | 40 | $105,000 | $0 | View return |
| 2013 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | Northern Virginia Travel Baseball League | 990 | Board Member | 10 | $0 | $0 | View return |
| 2013 | Juneau Skating Club | 990EZ | Vice-President | 4 | $0 | - | View return |
| 2013 | State University of New York College at Farmingdale Foundation | 990 | Honorary Member | 1 | $0 | $0 | View return |
| 2013 | American New Zealand Associationin C/O Ian Philips | 990 | - | - | $0 | $0 | View return |
| 2013 | My Brothers Keeper Inc. | 990 | Director | 7 | $0 | $0 | View return |
| 2013 | Perseverance Theatre Incorporated | 990 | Director | 2 | $0 | $0 | View return |
| 2012 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2011 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |
| 2010 | The O'Sullivan Family Foundation C/O Brendan P O'Sullivan | 990PF | Director | 0 | $0 | $0 | View return |