Øystein Mortensen is a private shareholder. Øystein Mortensen holds a stake in 1 company, and roles in several others.

Companies Øystein Mortensen owns

Company	Stake
INSTITUTT FOR MANUELL TERAPI AS	8.3%

Roles

Innehaver

1 selskap

ØYSTEIN MORTENSEN 995966670

Styremedlem

1 selskap

INSTITUTT FOR MANUELL TERAPI AS 961441005

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.