Ida Ruth Mathisen is a private shareholder. Ida Ruth Mathisen holds a stake in 1 company, and roles in several others.

Companies Ida Ruth Mathisen owns

Company	Stake
Arkitektkontoret GASA AS	10.0%

Roles

Varamedlem

2 selskaper

Arkitektkontoret GASA AS 940952662

Bjerregaardsgates Boligselskap A/S 921768435

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.