Mattis Gulbrandsen is a private shareholder. Mattis Gulbrandsen holds stakes in 2 companies, and roles in several others.

Companies Mattis Gulbrandsen owns

Company	Stake
SITTAM HOLDING AS	100.0%
MATTIS MAT AS	100.0%

Roles

Styrets leder

2 selskaper

MATTIS MAT AS 912084833

SITTAM HOLDING AS 933192229

Daglig leder

1 selskap

MATTIS MAT AS 912084833

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.