Karsten Østhus is a private shareholder. Karsten Østhus holds a stake in 1 company.

Companies Karsten Østhus owns

Company	Stake
AKSJEKLUBBEN 13OPP AS	6.7%

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