- Judge since 1998 / F3A - FAI judge 2008 - 2025
- Since 2001 regional chief judge also responsible for judges courses
- 6 years national chief judge also responsible for judges courses
- More 50 times regional and national F3A competition
- More 25 times F3A Swiss nat. Championships
- More 30 times intern. F3A competitions (AUT, E, I, FL, SMR, F, NL, CH)
- 2012 Judge at European Championships in France
- 2013 Judge at World Championships in South Africa
- 2017 Judge at World Championships in Argentina
- 2022 Judge at European Championships in Spain
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