| 2023 | German American Chamber of Commerce Inc | 990 | Honorary Director | 1 | $0 | $0 | View return |
| 2022 | Friends of Freiburg University Ltd. | 990EZ | Vice President | 0.5 | $0 | - | View return |
| 2021 | German American Chamber of Commerce Inc | 990 | Honorary Director | 0 | $0 | $0 | View return |
| 2021 | Friends of Freiburg University Ltd. | 990EZ | Vice President | 0.5 | $0 | - | View return |
| 2021 | American Institute for Contemporary German Studies John Hopkins Univ | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Friends of Freiburg University Ltd. | 990EZ | Vice-President/Director | 0.5 | $0 | $0 | View return |
| 2020 | German American Chamber of Commerce Inc | 990 | Director (Thru 08/20)/Honorary Director | 1 | $0 | $0 | View return |
| 2019 | Friends of Freiburg University Ltd. | 990EZ | Vice-President/Director | 0.5 | $0 | $0 | View return |
| 2019 | The Medical Device Innovation Consortium | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | German American Chamber of Commerce Inc | 990 | Chairman (Thru 05/19)/Director | 1 | $0 | $0 | View return |
| 2018 | The Medical Device Innovation Consortium | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | German American Chamber of Commerce Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2018 | Friends of Freiburg University Ltd. | 990EZ | Vice-President/Director | 0.5 | $0 | $0 | View return |
| 2017 | The Medical Device Innovation Consortium | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Friends of Freiburg University Ltd. | 990EZ | Vice-President/Director | 5 | $0 | $0 | View return |
| 2017 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | German American Chamber of Commerce Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2016 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Medical Device Innovation Consortium | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Friends of Freiburg University Ltd. | 990EZ | Vice-President/Director | 5 | $0 | $0 | View return |
| 2015 | German American Chamber of Commerce Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2015 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | German American Chamber of Commerce Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2014 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | German American Chamber of Commerce Inc | 990 | Chairman | 1 | $0 | $0 | View return |
| 2013 | Advanced Medical Technology Association | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Philadelphia Health & Education Corp D/B/A Drexel Univ College of Medicine | 990 | Trustee | 2 | $0 | $0 | View return |