Jan Reidar Skretteberg is a private shareholder. Jan Reidar Skretteberg holds a stake in 1 company.

Companies Jan Reidar Skretteberg owns

Company	Stake
AVANCE TRETEKNIKK AS	100.0%

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.