| 2024 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2024 | Antidote Ministries | 990EZ | Board Member | 0 | $0 | $0 | View return |
| 2024 | Star City Volunteer Fire Dept Inc. | 990 | Fire Chief | 12 | $0 | $0 | View return |
| 2024 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2023 | Brewster Southeast Ems Inc. | 990EZ | Treasurer | 5 | $640 | $0 | View return |
| 2023 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2023 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2022 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2022 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2021 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2021 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2020 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2020 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2019 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2019 | The Rackham Engineering Foundation | 990 | Vice President | 0.5 | $0 | $0 | View return |
| 2018 | The Rackham Engineering Foundation | 990 | Vice President | 1 | $0 | $0 | View return |
| 2018 | Brewster Fire Department Inc. | 990 | Financial Secretary | 6 | $0 | $0 | View return |
| 2018 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2018 | Brewster Fire Department Inc. | 990 | Financial Secretary | 6 | $0 | $0 | View return |
| 2018 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2017 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | The Rackham Engineering Foundation | 990 | Vice President | 1 | $0 | $0 | View return |
| 2017 | Brewster Fire Department Inc. | 990 | Financial Secretary | 6 | $0 | $0 | View return |
| 2016 | The Rackham Engineering Foundation | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2015 | Brewster Fire Department Inc. | 990 | President | 40 | $0 | $0 | View return |
| 2015 | The Rackham Engineering Foundation | 990 | Vice President | 1 | $0 | $0 | View return |
| 2015 | Star City Volunteer Fire Dept Inc. | 990 | Assistant Fire Chief | 12 | $0 | $0 | View return |
| 2015 | Donald G Goodwin Family Foundation Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2014 | Brewster Fire Department Inc. | 990 | President | 12.5 | $0 | $0 | View return |
| 2014 | The Rackham Engineering Foundation | 990 | Vice President | 1 | $0 | $0 | View return |
| 2014 | Star City Volunteer Fire Dept Inc. | 990 | Assistant Fire Chief | 0.3 | $0 | $0 | View return |
| 2013 | The Rackham Engineering Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Brewster Fire Department Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | Star City Volunteer Fire Dept Inc. | 990 | Assistant Fire Chief | 0.3 | $0 | $0 | View return |
| 2013 | Brewster Fire Department Inc. | 990 | Vice President | 12.5 | $0 | $0 | View return |