Terje Olav Mathiassen is a private shareholder. Terje Olav Mathiassen holds stakes in 2 companies, and roles in several others.

Companies Terje Olav Mathiassen owns

Company	Stake
MATHIASSEN HOLDING AS	100.0%
BYGGSERVICE ASKIM AS	100.0%

Roles

Daglig leder

2 selskaper

BYGGSERVICE ASKIM AS 980024547

MATHIASSEN HOLDING AS 989181688

Styrets leder

2 selskaper

BYGGSERVICE ASKIM AS 980024547

MATHIASSEN HOLDING AS 989181688

Styremedlem

1 selskap

TAKO-INVEST AS 986919953

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.