Sigmund Kjell Grønhaug is a private shareholder. Sigmund Kjell Grønhaug holds a stake in 1 company.

Companies Sigmund Kjell Grønhaug owns

Company	Stake
ULVESETH GARTNERI AS	16.0%

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