Magne Tjønntveit is a private shareholder with an estimated portfolio value of NOK 1.4m. Magne Tjønntveit holds a stake in 1 company.

Estimated portfolio value

NOK 1.4m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Magne Tjønntveit owns

Company	Stake	Value (est.)
ØSTLANDSKE VEI OG BETONG AS	8.8%	NOK 1.2m

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.