| 2012 | Forum for Business Management in St. Gallen, HSG |
| 2010 | The Executive Board of the unlisted AG in Munich |
| 1995 – 2002 | Various courses in English, French and Spanish abroad |
| 1990 – 1995 | Various rhetoric and leadership seminars |
| 1990 | Expertise in management and leadership,
center for corporate governance in Zurich, ZfU |