Knut Harald Grønback is a private shareholder. Knut Harald Grønback holds a stake in 1 company.

Companies Knut Harald Grønback owns

Company	Stake
HAAKON ELLINGSEN AS	0.6%

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