SONJA BIRKELAND is a private shareholder. SONJA BIRKELAND har eierandeler i 1 selskap.

Selskaper SONJA BIRKELAND eier

Company	Stake	Value (est.)
BIRA AS	50.0%	–

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.