Stian Heggem Mathiassen is a private shareholder with an estimated portfolio value of NOK 3.0m. Stian Heggem Mathiassen holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 3.0m

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

Companies Stian Heggem Mathiassen owns

Company	Stake	Value (est.)
TVERRFJORD HOLDING AS	50.0%	NOK 13,000
TØMMER OG BETONG AS	22.2%	NOK 3.0m

Roles

Styremedlem

2 selskaper

9180 ØYA AS 934761324

TVERRFJORD HOLDING AS 934761332

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.