Mats Eirik Haugland Grønbrekk is a private shareholder. Mats Eirik Haugland Grønbrekk holds a stake in 1 company.

Companies Mats Eirik Haugland Grønbrekk owns

Company	Stake	Value (est.)
MARSHALL VALDRES AS	3.0%	–

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.