Katarzyna Zofia Deren-Mazurek is a private shareholder. Katarzyna Zofia Deren-Mazurek holds a stake in 1 company.

Companies Katarzyna Zofia Deren-Mazurek owns

Company	Stake
MY ARCTIC AS	100.0%

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