Syver Matthias Flagstad is a private shareholder. Syver Matthias Flagstad holds a stake in 1 company.

Companies Syver Matthias Flagstad owns

Company	Stake
HAGEN VVS OG KLIMA AS	1.0%

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