8 years Head of Department Technical Processing of Fruits

18 years Lecturer and researcher at the University of Applied Sciences Wädenswil: Training > 50 students per year

3 years Managing Director of a milk processing company

CEO of Turlago GmbH since  5 years

10 years Managing Director SGLWT (Society of Food Engineers ETH and FH,> 800 members)

8 years Executive Board in The Federal Commission for Nutrition