John Erik Hammerstrøm is a private shareholder. John Erik Hammerstrøm holds a stake in 1 company, and roles in several others.

Companies John Erik Hammerstrøm owns

Company	Stake
JH-BYGG AS	100.0%

Roles

Styrets leder

2 selskaper

JH-BYGG AS 928597628

VEMUNDVIK IDRETTSLAG 993626031

Daglig leder

1 selskap

JH-BYGG AS 928597628

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.