Wärtsilä har fem selskaper i Norge: Wärtsilä Norway AS, Wärtsilä Ship Design Norway AS, Wärtsilä Oil & Gas Systems AS, Wärtsilä Moss AS og Wärtsilä Valmarine AS.
Hans-Petter Nesse Managing Director, Wärtsilä Norway AS
Ove Wilhelmsen Managing Director, Wärtsilä Ship Design Norway AS
Antti Juhani Kuokkanen Managing Director, Wärtsilä Gas Solutions Norway AS
Geir Hellum Managing Director, Wärtsilä Moss AS