ØYSTEIN EFTEVAAG is a private shareholder. ØYSTEIN EFTEVAAG har eierandeler i 1 selskap.

Selskaper ØYSTEIN EFTEVAAG eier

Company	Stake	Value (est.)
ADBONANZA AS	41.2%	–

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.