Steinar Jakob Slambusch Fredriksen is a private shareholder. Steinar Jakob Slambusch Fredriksen holds a stake in 1 company.

Companies Steinar Jakob Slambusch Fredriksen owns

Company	Stake	Value (est.)
ATELIER GRØSTAD ARKITEKTUR AS	1.2%	–

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.