Gustav Reiss is a private shareholder. Gustav Reiss holds stakes in 2 companies, and roles in several others.

Companies Gustav Reiss owns

Company	Stake
HJERNEMAT AS	33.3%
SOWIN-POWER AS	1.0%

Roles

Styrets leder

1 selskap

HJERNEMAT AS 832165522

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.