Isabelle Tønnessen is a private shareholder. Isabelle Tønnessen holds a stake in 1 company, and roles in several others.

Companies Isabelle Tønnessen owns

Company	Stake
HUNDELAND BYGG AS	3.3%

Roles

Styremedlem

1 selskap

HUNDELAND BYGG AS 923432183

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.