Erich Marthinsen is a private shareholder. Erich Marthinsen holds a stake in 1 company.

Companies Erich Marthinsen owns

Company	Stake	Value (est.)
KATTHULT PRODUCTS AS	100.0%	–

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.