Jostein Rønsen is a private shareholder. Jostein Rønsen holds a stake in 1 company, and roles in several others.

Companies Jostein Rønsen owns

Company	Stake
RØNSEN HOLDING AS	100.0%

Roles

Styrets leder

3 selskaper

RØNSEN HOLDING AS 989026992

JOSTEIN RØNSEN ARKITEKTER AS 975795942

MAJORSTUVEIEN 30 AS 933559599

Daglig leder

2 selskaper

RØNSEN HOLDING AS 989026992

JOSTEIN RØNSEN ARKITEKTER AS 975795942

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.