| 2024 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2024 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2023 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2023 | Zeta Beta Tau Fraternity - Alpha Delta Inc | 990 | President | 2 | $0 | $0 | View return |
| 2023 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2022 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2022 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2022 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2022 | Zeta Beta Tau Fraternity - Alpha Delta Inc | 990 | President | 2 | $0 | $0 | View return |
| 2021 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2021 | Zeta Beta Tau Fraternity - Alpha Delta Inc | 990 | President | 2 | $0 | $0 | View return |
| 2021 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2021 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2020 | United Union of Roofers Local 12 | 990 | Fin Sec/Treasurer (P) | 40 | $58,408 | $0 | View return |
| 2020 | South Conn District Roofers J a C | 990 | Trustee (P) | 2 | $0 | $58,408 | View return |
| 2020 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2020 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2020 | Zeta Beta Tau Fraternity - Alpha Delta Inc | 990 | President | 2 | $0 | $0 | View return |
| 2019 | Summit Physician Services | 990 | Physician | 40 | $790,589 | $0 | View return |
| 2019 | United Union of Roofers Local 12 | 990 | Fin Sec/Treasurer | 40 | $90,480 | $0 | View return |
| 2019 | South Conn District Roofers J a C | 990 | Trustee | 2 | $0 | $90,480 | View return |
| 2019 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2019 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2019 | Alpha Delta Housing Inc | 990 | President | 2 | $0 | $0 | View return |
| 2019 | Zeta Beta Tau Fraternity - Alpha Delta Inc | 990 | President | 2 | $0 | $0 | View return |
| 2018 | United Union of Roofers Local 12 | 990 | Fin Sec/Treasurer | 40 | $88,304 | $0 | View return |
| 2018 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2018 | South Conn District Roofers J a C | 990EZ | Trustee | 2 | $0 | $0 | View return |
| 2018 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2017 | United Union of Roofers Local 12 | 990 | Fin Sec/Treasurer | 40 | $86,856 | $0 | View return |
| 2017 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2017 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2016 | Summit Physician Services | 990 | Physician | 40 | $749,812 | $0 | View return |
| 2016 | United Union of Roofers Local 12 | 990 | Fst/Bus Manager | 40 | $88,160 | $0 | View return |
| 2016 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2016 | Clarksville & Community Vfd | 990 | Vice President | 0 | $0 | $0 | View return |
| 2016 | Wayfinder Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | United Union of Roofers Local 12 | 990 | Fst/Bus Manager | 40 | $84,860 | $0 | View return |
| 2015 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2015 | Wayfinder Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Summit Physician Services | 990 | Physician | 40 | $907,690 | $0 | View return |
| 2014 | United Union of Roofers Local 12 | 990 | Fst/Bus Manager | 40 | $83,960 | $0 | View return |
| 2014 | Clarksville & Community Vfd | 990 | Vice Preside | 5 | $0 | $0 | View return |
| 2014 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2014 | Wayfinder Family Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | United Union of Roofers Local 12 | 990 | Fst/Bus Manager | 40 | $82,470 | $0 | View return |
| 2013 | Philalethes Society | 990 | Librarian | 5 | $2,400 | $0 | View return |
| 2013 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |
| 2013 | Wayfinder Family Services | 990 | Chair Of Board | 1 | $0 | $0 | View return |
| 2012 | Harold and Nadine Davidson Foundation | 990PF | President/Cheif Financial | 1 | $0 | $0 | View return |