Thorbjørn Grindhaug is a private shareholder with an estimated portfolio value of NOK 15.7m. Thorbjørn Grindhaug holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 15.7m

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

Companies Thorbjørn Grindhaug owns

Company	Stake	Value (est.)
TOG INVEST AS	100.0%	NOK 9.5m
REVISJONSFIRMAET FLATTUM & CO AS	12.5%	NOK 5.9m
KORALFISK AS	0.0%	NOK 20,000

Roles

Styremedlem

3 selskaper

SYSTEMREVISJON AS 821154022

NETS HOLDCO 5 AS 918953620

REVISJONSFIRMAET FLATTUM & CO AS 894934352

Styrets leder

3 selskaper

ASLAK BOLIGRUPPE SA 920026001

TOG INVEST AS 989265180

AKVATECH AS 996834735

Daglig leder

2 selskaper

SYSTEMREVISJON AS 821154022

REVISJONSFIRMAET FLATTUM & CO AS 894934352

Innehaver

1 selskap

THORBJØRN GRINDHAUG CONSULT 926367064

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.