Jan Atle Lossius Ellingsen is a private shareholder with an estimated portfolio value of NOK 37.0m. Jan Atle Lossius Ellingsen holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 37.0m

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

Companies Jan Atle Lossius Ellingsen owns

Company	Stake	Value (est.)
CONVEX CALCULUS AS	100.0%	NOK 37.0m

Roles

Daglig leder

3 selskaper

SKANEM BERGEN AS 910507451

SKANEM RJUKAN AS 976103238

CONVEX EQUITY AS 993937703

Styrets leder

2 selskaper

CONVEX CALCULUS AS 989228641

CONVEX EQUITY AS 993937703

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.