Per Stian Grobstok is a private shareholder with an estimated portfolio value of NOK 5.8m. Per Stian Grobstok holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 5.8m

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

Companies Per Stian Grobstok owns

Company	Stake	Value (est.)
GROBLE INVEST AS	50.0%	NOK 5.8m
VIB DRIFT AS	25.0%	NOK 15,000
PETRONOR E&P ASA	0.0%	NOK 22,000

Roles

Styremedlem

3 selskaper

HAUKVIK AS 912516296

GROBLE INVEST AS 988966045

SERVICE INVEST AS 936648657

Styrets leder

3 selskaper

CAPTIVA AS 979890060

VIB INVEST AS 988966290

VIB DRIFT AS 936576079

Daglig leder

2 selskaper

GROBLE INVEST AS 988966045

SERVICE INVEST AS 936648657

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.