Our employees
Executive management

Alois Portmann
CEO / Owner
+41 41 495 05 20
Technical Management
Roland Waser
+41 41 495 05 20
Construction machine operator

Peter Bares

Fabian Baumgartner
Stephan Felber

Hans Graber

Robert Hauke

Thomas Künzi

René Ottiger

Stefan Roth

Michael Tischer