Marianne Horghagen is a private shareholder. Marianne Horghagen holds a stake in 1 company.

Companies Marianne Horghagen owns

Company	Stake
RØRLEGGERFIRMA K HORGHAGEN AS	15.0%

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