| 2025 | Okoboji Protective Association | 990EZ | Secretary | 4 | $0 | - | View return |
| 2024 | Friends of Lakeside Lab Inc. | 990 | Director - Treasurer | 10 | $0 | $0 | View return |
| 2024 | Okoboji Protective Association | 990EZ | Secretary | 4 | $0 | - | View return |
| 2024 | Burlington CIVIC Music Association | 990 | Director | - | $0 | $0 | View return |
| 2024 | The Sangamon Conservancy Trust | 990 | Exec Director / C | 3 | $0 | $0 | View return |
| 2023 | Burlington CIVIC Music Association | 990 | Director | - | $0 | $0 | View return |
| 2023 | Friends of Lakeside Lab Inc. | 990 | Director - Treasurer | 10 | $0 | $0 | View return |
| 2023 | Okoboji Protective Association | 990EZ | Secretary | 2 | $0 | - | View return |
| 2023 | The Sangamon Conservancy Trust | 990 | Exec Director / C | 3 | $0 | $0 | View return |
| 2022 | Burlington CIVIC Music Association | 990 | Director | - | $0 | $0 | View return |
| 2022 | Friends of Lakeside Lab Inc. | 990 | Director-Treasurer | 10 | $0 | $0 | View return |
| 2022 | Okoboji Protective Association | 990EZ | Secretary | 2 | $0 | - | View return |
| 2022 | The Sangamon Conservancy Trust | 990 | Exec Director / C | 3 | $0 | $0 | View return |
| 2021 | The Sangamon Conservancy Trust | 990 | Exec Director / C | 3 | $0 | $0 | View return |
| 2021 | Friends of Lakeside Lab Inc. | 990 | Treasurer | 10 | $0 | $0 | View return |
| 2021 | Okoboji Protective Association | 990EZ | Secretary | 2 | $0 | - | View return |
| 2020 | Friends of Lakeside Lab Inc. | 990 | Treasurer | 10 | $0 | $0 | View return |
| 2020 | The Sangamon Conservancy Trust | 990 | Executive Di | 3 | $0 | $0 | View return |
| 2019 | The Sangamon Conservancy Trust | 990 | Executive Di | 3 | $0 | $0 | View return |
| 2018 | Okoboji Protective Association | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2018 | The Sangamon Conservancy Trust | 990 | Executive Di | - | $0 | $0 | View return |
| 2017 | Okoboji Protective Association | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2017 | The Sangamon Conservancy Trust | 990 | Executive Di | - | $0 | $0 | View return |
| 2016 | Okoboji Protective Association | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2016 | The Sangamon Conservancy Trust | 990 | Executive Di | - | $0 | $0 | View return |
| 2015 | Okoboji Protective Association | 990EZ | Secretary | 1 | $0 | $0 | View return |
| 2015 | The Sangamon Conservancy Trust | 990 | Executive Di | 1 | $0 | $0 | View return |
| 2014 | Okoboji Protective Association | 990 | Secretary | 1 | $0 | $0 | View return |
| 2014 | The Sangamon Conservancy Trust | 990 | Director | - | $0 | $0 | View return |
| 2013 | Okoboji Protective Association | 990 | Secretary | 1 | $0 | $0 | View return |