Marie Susanna Grönstad is a private shareholder. Marie Susanna Grönstad holds a stake in 1 company.

Companies Marie Susanna Grönstad owns

Company	Stake
TANNLEGENE GRØNSTAD AS	50.0%

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