Helene Tønnessen is a private shareholder. Helene Tønnessen holds a stake in 1 company.

Companies Helene Tønnessen owns

Company	Stake
TØNNESSEN HOLDING AS	26.7%

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