Martin Siksjø Brevig is a private shareholder. Martin Siksjø Brevig holds a stake in 1 company, and roles in several others.

Companies Martin Siksjø Brevig owns

Company	Stake
OSLO TRENINGS OG FYSIOLOGISKE TESTSENTER AS	100.0%

Roles

Daglig leder

1 selskap

OSLO TRENINGS OG FYSIOLOGISKE TESTSENTER AS 922884447

Styrets leder

1 selskap

OSLO TRENINGS OG FYSIOLOGISKE TESTSENTER AS 922884447

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.