Jon Harald Knudtzon is a private shareholder. Jon Harald Knudtzon holds stakes in 3 companies.

Companies Jon Harald Knudtzon owns

Company	Stake
RYGENE-SMITH & THOMMESEN AS	4.3%
EIENDOMSSPAR AS	0.3%
VICTORIA EIENDOM AS	0.1%

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