YTRE SIEM
YTRE SIEM is registered as a sole proprietorship in Oslo, Oslo with organisation number 925784257. The business is classified under arts creation activities in literature (NACE 90.111).
Who owns YTRE SIEM?
No shareholders are registered for YTRE SIEM in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about YTRE SIEM
Where is YTRE SIEM based?
YTRE SIEM has its business address in Oslo.
Property
21 companies are registered at this address.
The address this company is registered at, from the company register and matched against the cadastre. It does not say who owns the property — a company may be a tenant, and the address is often its accountant's. Source: Brønnøysundregistrene and © Kartverket.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.