Mari-Helen Mathisen is a private shareholder with an estimated portfolio value of NOK 477,000. Mari-Helen Mathisen holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 477,000

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

Companies Mari-Helen Mathisen owns

Company	Stake	Value (est.)
JMM BYGG AS	49.0%	NOK 477,000

Roles

Styremedlem

2 selskaper

SLETTA VEL 912202771

JMM BYGG AS 923239693

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.