Magne Birkeland is a private shareholder. Magne Birkeland holds a stake in 1 company.

Companies Magne Birkeland owns

Company	Stake
BYGGMESTER HARALD SÅRHEIM AS	6.0%

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