About us

We offer our customers overall planning of building services engineering. The focus of the services we provide is in offering sustainable and meaningful equipment in the construction industry from an energy point of view.

As a consulting office we enjoy a good reputation throughout the whole of Switzerland as in the construction industry, integral planning, energy concepts, as well as building operation and maintenance concepts based on sustainability.

Amstein + Walthert St. Gallen AG, with its 44 employees, belongs to the Amstein + Walthert Group which is amongst the group of Swiss market leaders in the field of Engineering and Consulting.


Amstein + Walthert St. Gallen AG
Fürstenlandstrasse 41
CH-9000 St. Gallen

Phone +41 71 221 15 15