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Wärtsilä in Switzerland

Wärtsilä in Switzerland is the centre of excellence for low-speed 2-stroke marine diesel engines. These engines are utilized for the propulsion of all types of deep-sea ships worldwide, including the world’s largest cargo ships. Wärtsilä provides state-of-the-art services from Switzerland as well as from strategic important locations around the Globe. We give the highest priority to serve our customers with fast and innovative solutions brought to the market by top skilled employees.


The world has enough talkers. We are doers. We are close to 18,000 men and women dedicated to achieving our clients' goals.

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Contact us

Winterthur - Main Office
Wärtsilä Services Switzerland Ltd
Zürcherstr. 12
CH-8401 Winterthur
Phone: +41 52 262 49 00
Fax: +41 52 262 01 00

Diesel Technology Centre
Wärtsilä Services Switzerland Ltd
Diesel Technology Centre
Sulzer Allee 19
CH-8404 Oberwinterthur
Phone: +41 52 262 49 00

Contact details for emergency issues:

or phone 24 hrs support: +41 52 262 80 10

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