Bjarte Svein Kalgraff is a private shareholder. Bjarte Svein Kalgraff holds a stake in 1 company, and roles in several others.

Companies Bjarte Svein Kalgraff owns

Company	Stake
INTER-BYGG AS	66.0%

Roles

Daglig leder

1 selskap

INTER-BYGG AS 945513667

Styremedlem

1 selskap

EIERSEKSJONSSAMEIET ALLÉGATEN 38 917428751

Styrets leder

1 selskap

INTER-BYGG AS 945513667

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

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