Ottar Larsen is a private shareholder. Ottar Larsen holds stakes in 5 companies, and roles in several others.

Companies Ottar Larsen owns

Company	Stake
NORTH SEA DRILLING AS	100.0%
COVISER AS	0.5%
BIONOR HOLDING AS	0.4%
IMMUNOR AS	0.1%
ML 33 INVEST AS	0.1%

Roles

Styremedlem

2 selskaper

VORN EQUIPMENT AS 998039975

NORSK UKRAINSK STØTTEFORENING TRIDENT 934454502

Daglig leder

1 selskap

NORTH SEA DRILLING AS 992202785

Styrets leder

1 selskap

NORTH SEA DRILLING AS 992202785

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.