Øystein Grong is a private shareholder. Øystein Grong holds a stake in 1 company, and roles in several others.

Companies Øystein Grong owns

Company	Stake
PROFESSOR GRONG AS	100.0%

Roles

Daglig leder

1 selskap

PROFESSOR GRONG AS 920249299

Styrets leder

1 selskap

PROFESSOR GRONG AS 920249299

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.