Activities of advertising agencies
BIRGITTE M. SIEM
BIRGITTE M. SIEM is registered as a sole proprietorship in Oslo, Oslo with organisation number 924789158. The business is classified under activities of advertising agencies (NACE 73.110).
Who owns BIRGITTE M. SIEM?
No shareholders are registered for BIRGITTE M. SIEM in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about BIRGITTE M. SIEM
Where is BIRGITTE M. SIEM based?
BIRGITTE M. SIEM has its business address in Oslo.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.