Tor Steinar Grindheim is a private shareholder. Tor Steinar Grindheim holds stakes in 4 companies, and roles in several others.

Companies Tor Steinar Grindheim owns

Company	Stake
HAUGE MOBILE DATA INVEST AS	3.2%
HAUGE AQUA AS	0.3%
OVUM AS	0.2%
GREENSTAT AS	0.0%

Roles

Styremedlem

1 selskap

HAUGE VENTURE CAPITAL AS 912177661

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.