Genadijus Kostiajevas is a private shareholder. Genadijus Kostiajevas holds stakes in 2 companies, and roles in several others.

Companies Genadijus Kostiajevas owns

Company	Stake
GK BYGG AS	100.0%
GK BYGG SERVISE AS	100.0%

Roles

Daglig leder

2 selskaper

GK BYGG SERVISE AS 929780345

GK BYGG AS 918440372

Styrets leder

2 selskaper

GK BYGG SERVISE AS 929780345

GK BYGG AS 918440372

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.