Ylva Maire Koomey Tønjum is a private shareholder. Ylva Maire Koomey Tønjum holds a stake in 1 company, and roles in several others.

Companies Ylva Maire Koomey Tønjum owns

Company	Stake
GENOTEC HOLDING AS	20.0%

Roles

Styremedlem

1 selskap

GENOTEC HOLDING AS 926665057

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.