Manager
Marcel Widler
With the Haussmann Group since 2026
What I like: Reliability and tidiness; spending time with my family and pets
What I don’t like: Rudeness, sweltering heat, people who don’t get to the point
Contact:
Haussmann Revision AG
Seefeldstrasse 45
P.O. Box
CH-8034 Zürich
T +41 (0)44 254 31 36
widler@haussmann-revision.ch