Sietske Johanna Kruithof is a private shareholder. Sietske Johanna Kruithof holds a stake in 1 company.

Companies Sietske Johanna Kruithof owns

Company	Stake
PLOREA HOLDING AS	0.5%

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