Katrine Tjølsen is a private shareholder. Katrine Tjølsen holds a stake in 1 company, and roles in several others.

Companies Katrine Tjølsen owns

Company	Stake	Value (est.)
TJOLSEN AS	100.0%	–

Roles

Styremedlem

2 selskaper

TIDE STUDIO AS 937828934

OSLO MILJØPARTIET DE GRØNNE 996054241

Daglig leder

1 selskap

TIDE STUDIO AS 937828934

Innehaver

1 selskap

TJØLSEN ADVISORY 929476425

Styrets leder

1 selskap

TJOLSEN AS 921148542

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 25.08.2026.