Stian Tveit Øyerhamn is a private shareholder. Stian Tveit Øyerhamn holds a stake in 1 company, and roles in several others.

Companies Stian Tveit Øyerhamn owns

Company	Stake
ATSTØ HOLDING AS	50.0%

Roles

Daglig leder

2 selskaper

ATSTØ HOLDING AS 921994753

HT INDUSTRI AS 822129862

Styrets leder

2 selskaper

ATSTØ HOLDING AS 921994753

HT INDUSTRI AS 822129862

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.