Kirsten Margrethe Tonheim is a private shareholder. Kirsten Margrethe Tonheim holds a stake in 1 company.

Companies Kirsten Margrethe Tonheim owns

Company	Stake
KERSBERGEN EIENDOMSSELSKAP AS	3.0%

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