ØISTEIN ANTONSEN is a private shareholder with an estimated portfolio value of NOK 22.9m. ØISTEIN ANTONSEN har eierandeler i 4 selskaper, og roller i flere selskaper.

Estimated portfolio value

NOK 22.9m

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

Selskaper ØISTEIN ANTONSEN eier

Company	Stake	Value (est.)
NETKEM AS	40.0%	NOK 15.4m
OSPEHOLMEN UTVIKLING AS	39.9%	NOK 7.4m
OSPEHOLMEN UTVIKLING AS	0.1%	NOK 23,000
NETKEM AS	0.0%	NOK 18,000

Roles

Styrets leder

3 selskaper

OSPEHOLMEN UTVIKLING AS 986389229

NETKEM AS 983922333

LARUAN AS 994758721

Daglig leder

2 selskaper

OSPEHOLMEN UTVIKLING AS 986389229

LARUAN AS 994758721

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 15.06.2026.