Petter Thorstensen Helle is a private shareholder. Petter Thorstensen Helle holds a stake in 1 company.

Companies Petter Thorstensen Helle owns

Company	Stake
STEIN OTTO JOHANNESSEN HOLDING AS	5.0%

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