Roald Sigleif Grongstad is a private shareholder. Roald Sigleif Grongstad holds a stake in 1 company.

Companies Roald Sigleif Grongstad owns

Company	Stake
JØA EIENDOMSSELSKAP AS	0.7%

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