Øystein Martinsen is a private shareholder with an estimated portfolio value of NOK 12.9m. Øystein Martinsen holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 12.9m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Øystein Martinsen owns

Company	Stake	Value (est.)
BRIIS INVEST AS	100.0%	NOK 12.1m

Roles

Styrets leder

2 selskaper

BRIIS INVEST AS 989110861

BORGE RØR AS 981126122

Daglig leder

1 selskap

BRIIS INVEST AS 989110861

Styremedlem

1 selskap

HERFØL VANN OG AVLØP SA 985925348

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 02.09.2026.