Roy Hartvig Larsen is a private shareholder with an estimated portfolio value of NOK 32.6m. Roy Hartvig Larsen holds stakes in 4 companies, and roles in several others.

Estimated portfolio value

NOK 32.6m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Roy Hartvig Larsen owns

Company	Stake	Value (est.)
SCIENCONS AS	100.0%	NOK 31.8m
ONCOINVENT ASA	0.3%	NOK 179,000
SOGN SPAREBANK	0.1%	–
PHOTOCURE ASA	0.0%	NOK 120,000

Roles

Styrets leder

2 selskaper

SCIENCONS AS 913262123

NUCLITHERA AS 832728462

Daglig leder

1 selskap

SCIENCONS AS 913262123

Styremedlem

1 selskap

SRB RADIOPHARMA HOLDING AS 922128766

Varamedlem

1 selskap

BLAAHAUGEN AS 961095948

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.