How to get here:

 

By public transport

Tram No. 6, 7 or 13
from Zurich main rail station to "Tunnelstrasse" stop (5 min from main station).

 

By car

From Chur: 

Take the Brunau exit to Enge railway station.

From Bern/Basel:  Take the west bypass and the Brunau exit until you reach Enge railway station.
From Eastern Switzerland:  Via Bellevue to the "Kongresshaus".

 

The house entrance is the building of Degussa Goldhandel AG (2nd floor) at the tram stop "Tunnelstrasse".