Bernhard Truffer
Production manager
We are here for you.
Katya Clausen
Assistant to the Production manager
Sybille Kummer
Administration assistant
Persons in charge of control stations
GKW I Neubrigg/Mubisa
Cäsar Steffen
GKW II Heiligkreuz
Silvan Clausen
GKW III Fieschertal
Martin Perren