Vibeke Karlsrud Martinsen is a private shareholder. Vibeke Karlsrud Martinsen holds a stake in 1 company.

Companies Vibeke Karlsrud Martinsen owns

Company	Stake
MADISON INVEST AS	42.3%

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