Øystein Steiro is a private shareholder with an estimated portfolio value of NOK 426,000. Øystein Steiro holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 426,000

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

Companies Øystein Steiro owns

Company	Stake	Value (est.)
ORIETS INVEST AS	100.0%	NOK 426,000
SILVA BOREALIS AS	9.1%	–
GREENAQUACARE AS	4.0%	–

Roles

Styremedlem

1 selskap

ORIETS INVEST AS 923544534

Styrets leder

1 selskap

GREENAQUACARE AS 913756215

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.