CASTRA AS
CASTRA AS is registered as a limited company in Oslo, Oslo with organisation number 971161531. The business is classified under publishing of journals and periodicals (NACE 58.130). The company was incorporated in 1994. Registered share capital is NOK 30,000, divided into 30 shares. The company's stated purpose is: “Forlagsvirksomhet og handel i tilknytning til forlagsvirksomhet. Rådgivende virksomhet og markedsføringsvirksomhet.”. The most recent filed accounts, for the 2025 financial year, show NOK 4.1m in revenue and NOK 317,000 in operating profit.
Key figures · 2025
Financial health · 2025
Who owns CASTRA AS?
CASTRA AS has 1 registered shareholder:
- BJØRN DOMAAS JOSEFSEN 100.0%
Frequently asked questions about CASTRA AS
Who owns CASTRA AS?
BJØRN DOMAAS JOSEFSEN is the largest registered owner, with 100.0%.
What is the revenue of CASTRA AS?
CASTRA AS had revenue of NOK 4.1m in 2025.
Who is the general manager of CASTRA AS?
Bjørn Domaas Josefsen is registered as general manager of CASTRA AS.
Where is CASTRA AS based?
CASTRA AS has its business address in Oslo.
Property
3 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.