Gerd Helene Østerman is a private shareholder. Gerd Helene Østerman holds a stake in 1 company.

Companies Gerd Helene Østerman owns

Company	Stake
ØSTERMAN HOLDING AS	24.0%

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