Jan Ivar Martinsen is a private shareholder. Jan Ivar Martinsen holds stakes in 3 companies, and roles in several others.

Companies Jan Ivar Martinsen owns

Company	Stake
OPTI HOLDING AS	100.0%
PRE CHINA PRIVATE EQUITY II AS	0.0%
DESERT CONTROL AS	0.0%

Roles

Daglig leder

2 selskaper

EXHIB AS 989763539

OPTI HOLDING AS 989690361

Styrets leder

2 selskaper

EXHIB AS 989763539

OPTI HOLDING AS 989690361

Styremedlem

1 selskap

HUSEBY & HANKØ GOLFKLUBB 989553267

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 03.10.2026.