Bente Kvamtrø Tontchev is a private shareholder. Bente Kvamtrø Tontchev holds a stake in 1 company.

Companies Bente Kvamtrø Tontchev owns

Company	Stake
EUROSIGN AS	0.6%

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