Sigurd Flaat Vingerhagen is a private shareholder. Sigurd Flaat Vingerhagen holds a stake in 1 company.

Companies Sigurd Flaat Vingerhagen owns

Company	Stake
VINGERHAGEN AS	16.7%

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