| 2025 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $7,531 | $0 | View return |
| 2024 | Farmers Educational & Cooperative Union of America Wisconsin DIV | 990 | Director | 1 | $600 | $0 | View return |
| 2024 | Voces De La Frontera Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | Castle Rock Lifelong Learning Center | 990 | President | 2 | $0 | $0 | View return |
| 2024 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Treasurer/Secretary | 3 | $0 | $0 | View return |
| 2023 | Farmers Educational & Cooperative Union of America Wisconsin DIV | 990 | Director | 1 | $26,060 | $0 | View return |
| 2023 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $5,346 | $0 | View return |
| 2023 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Treasurer/Secretary | 3 | $0 | $0 | View return |
| 2023 | Castle Rock Lifelong Learning Center | 990 | Vice Preside | 2 | $0 | $0 | View return |
| 2022 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $7,276 | $0 | View return |
| 2022 | Farmers Educational & Cooperative Union of America Wisconsin DIV | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Vice-President | 3 | $0 | $0 | View return |
| 2022 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Castle Rock Lifelong Learning Center | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $5,553 | $0 | View return |
| 2021 | Glacial Lakes Conservancy Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Castle Rock Lifelong Learning Center | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Vice-President | 3 | $0 | $0 | View return |
| 2020 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $4,503 | $0 | View return |
| 2020 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Glacial Lakes Conservancy Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Vice-President | 3 | $0 | $0 | View return |
| 2019 | The Real Estate Board of New York Inc | 990 | Senior VP | - | $524,095 | $0 | View return |
| 2019 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $5,583 | $0 | View return |
| 2019 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Vice-President | 3 | $0 | $0 | View return |
| 2018 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $540,203 | $0 | View return |
| 2018 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $6,408 | $0 | View return |
| 2018 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | The Joseph Horvath Memorial Scholarship Fund Inc | 990EZ | Vice-President | 3 | $0 | $0 | View return |
| 2017 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $256,974 | $0 | View return |
| 2017 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $6,258 | $0 | View return |
| 2017 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Greatest Generation Naval Museum | 990PF | Vice President | 0 | $0 | $0 | View return |
| 2017 | Greatest Generation Naval Museum | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | Free & Accepted Masons of New York Unity Lodge 9 | 990 | Junior Warde | 5 | $0 | $0 | View return |
| 2016 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $256,598 | $0 | View return |
| 2016 | Clay-Union Electric Corporation | 990 | Treasurer | 3 | $5,384 | $0 | View return |
| 2016 | Greatest Generation Naval Museum | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Slattery Family Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $237,998 | $0 | View return |
| 2015 | Greatest Generation Naval Museum | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $226,417 | $0 | View return |
| 2014 | Greatest Generation Naval Museum | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $219,545 | $0 | View return |
| 2013 | The Real Estate Board of New York Inc | 990 | Senior VP | 40 | $219,545 | $0 | View return |
| 2013 | Greatest Generation Naval Museum | 990 | Director | 0 | $0 | $0 | View return |