Siw Grinaker is a private shareholder with an estimated portfolio value of NOK 25.8m. Siw Grinaker holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 25.8m

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

Companies Siw Grinaker owns

Company	Stake	Value (est.)
VEKSTLY HOLDING AS	100.0%	NOK 20.6m
GRIPESI AS	50.0%	NOK 5.2m
ENONIC AS	0.1%	NOK 42,000

Roles

Styremedlem

3 selskaper

SON SLALOMKLUBB 986418601

GP MARKED AS 890919502

GP DIGITAL AS 925177687

Daglig leder

1 selskap

GP MARKED AS 890919502

Styrets leder

1 selskap

VEKSTLY HOLDING AS 933390810

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.