Ellen Caroline Courvoisier Sissener is a private shareholder with an estimated portfolio value of NOK 36.7m. Ellen Caroline Courvoisier Sissener holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 36.7m

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

Companies Ellen Caroline Courvoisier Sissener owns

Company	Stake	Value (est.)
CASIS AS	100.0%	NOK 4.0m
COUSI INVEST AS	16.5%	NOK 31.4m
AS KISTEFOS TRÆSLIBERI	0.1%	NOK 379,000

Roles

Daglig leder

1 selskap

CASIS AS 995243822

Styremedlem

1 selskap

GREEN OCEAN HARVEST DRIFT AS 927150433

Styrets leder

1 selskap

CASIS AS 995243822

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.