| 2024 | Charles R Niehaus Trust FBO American Lung Association of Ohio | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | Environmental Council of States Inc | 990 | Secretary-Treasurer, Budget&Management Committee | 4 | $0 | $0 | View return |
| 2023 | Charles R Niehaus Trust FBO American Lung Association of Ohio | 990 | Board Member | - | $0 | $0 | View return |
| 2023 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2023 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2022 | Charles R Niehaus Trust FBO American Lung Association of Ohio | 990 | Board Member | - | $0 | $0 | View return |
| 2022 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2021 | Charles R Niehaus Trust FBO American Lung Association of Ohio | 990 | Board Member | - | $0 | $0 | View return |
| 2021 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Alliance Medical Ministry Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2020 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2020 | Georgia Forward Inc | 990EZ | Parliamentary | 1 | $0 | $0 | View return |
| 2020 | Charles R Niehaus Trust FBO American Lung Association of Ohio | 990 | Board Member | - | $0 | $0 | View return |
| 2019 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2019 | Alliance Medical Ministry Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2019 | International Field Studies Inc. | 990 | Trustee | 0 | $0 | $0 | View return |
| 2018 | Alliance Medical Ministry Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2018 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Georgia Association of Fire Chiefs Inc. | 990 | Parliamentarian | 2 | $0 | $0 | View return |
| 2017 | American Lung Association of the Midland States Inc | 990 | VP Of Finance & Administra | 40 | $0 | $0 | View return |
| 2017 | International Field Studies Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2016 | American Lung Association of the Midland States Inc | 990 | VP Of Finance & Administra | 40 | $77,203 | $0 | View return |
| 2016 | Georgia Association of Fire Chiefs Inc. | 990 | Past President | 2 | $0 | $0 | View return |
| 2016 | International Field Studies Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2015 | American Lung Association of the Midland States Inc | 990 | VP Of Finance & Administration | 40 | $72,993 | $0 | View return |
| 2015 | Georgia Association of Fire Chiefs Inc. | 990 | President | 2 | $0 | $0 | View return |
| 2015 | International Field Studies Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | American Lung Association of the Midland States Inc | 990 | VP Of Finance & Administration | 40 | $63,360 | $0 | View return |
| 2014 | Georgia Association of Fire Chiefs Inc. | 990 | President | 2 | $0 | $0 | View return |
| 2014 | International Field Studies Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Community Health Charities of Ohio | 990 | Chairman | 3 | $0 | $0 | View return |
| 2013 | Georgia Association of Fire Chiefs Inc. | 990 | President | 2 | $0 | $0 | View return |
| 2013 | International Field Studies Inc. | 990 | Trustee | 0 | $0 | $0 | View return |