Other education activities
SONJA HEYERDAHL
SONJA HEYERDAHL is registered as a sole proprietorship in Oslo, Oslo with organisation number 914545625. The business is classified under other education activities (NACE 85.597).
Who owns SONJA HEYERDAHL?
No shareholders are registered for SONJA HEYERDAHL in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about SONJA HEYERDAHL
Where is SONJA HEYERDAHL based?
SONJA HEYERDAHL has its business address in Oslo.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.