Markus Grinaker is a private shareholder. Markus Grinaker holds a stake in 1 company, and roles in several others.

Companies Markus Grinaker owns

Company	Stake
GRINAKER ANLEGG AS	100.0%

Roles

Styrets leder

2 selskaper

SG FIBER AS 936628788

GRINAKER ANLEGG AS 832823872

Daglig leder

1 selskap

GRINAKER ANLEGG AS 832823872

Innehaver

1 selskap

MARKUS GRINAKER 921501099

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.