Steffen Mathiassen is a private shareholder with an estimated portfolio value of NOK 837,000. Steffen Mathiassen holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 837,000

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

Companies Steffen Mathiassen owns

Company	Stake	Value (est.)
KIVIJOKI INVEST AS	100.0%	NOK 837,000

Roles

Styrets leder

3 selskaper

KIVIJOKI EIENDOM AS 825656332

KIVIJOKI INVEST AS 825564462

KIVIJOKI AS 926376624

Daglig leder

2 selskaper

KIVIJOKI EIENDOM AS 825656332

KIVIJOKI INVEST AS 825564462

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.