| 2024 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | Fairfield Historical Society Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2024 | Joyce Hergenhan Private Foundation | 990PF | President As Needed | 0 | $0 | $0 | View return |
| 2023 | Joyce Hergenhan Private Foundation | 990PF | President As Needed | 0 | $0 | $0 | View return |
| 2023 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Fairfield Historical Society Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2022 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Joyce Hergenhan Private Foundation | 990PF | President As Needed | 0 | $0 | $0 | View return |
| 2022 | Fairfield Historical Society Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2021 | Joyce Hergenhan Private Foundation | 990PF | President As Needed | 0 | $0 | $0 | View return |
| 2021 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2021 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Joyce Hergenhan Private Foundation | 990PF | President As Needed | 0 | $0 | $0 | View return |
| 2020 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2019 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2019 | Westport Country Playhouse Inc | 990 | Board Member | 2 | $0 | $0 | View return |
| 2018 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2018 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Fairfield Historical Society Inc | 990 | Assistant Secretary | 5 | $0 | $0 | View return |
| 2015 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |
| 2013 | Westport Country Playhouse Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Fairfield Historical Society Inc | 990 | Board Member | 5 | $0 | $0 | View return |