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

Companies Jostein Arnkværn owns

Company	Stake
MAMA MADE AS	33.3%

Roles

Styremedlem

1 selskap

MAMA MADE AS 927440784

Styrets leder

1 selskap

Storhamargt 22 Borettslag 948145952

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.