Gudrun Yrr Tomasdottir is a private shareholder. Gudrun Yrr Tomasdottir holds a stake in 1 company.

Companies Gudrun Yrr Tomasdottir owns

Company	Stake
NORTEK SECURITY & TECHNOLOGY AS	35.0%

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