Halfdan Kåre Kalve is a private shareholder. Halfdan Kåre Kalve holds a stake in 1 company.

Companies Halfdan Kåre Kalve owns

Company	Stake
AQUA NORWAY AS	11.0%

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