Karl Magnus Marthinsen is a private shareholder. Karl Magnus Marthinsen holds stakes in 2 companies, and roles in several others.

Companies Karl Magnus Marthinsen owns

Company	Stake
KMM HOLDING AS	100.0%
M E EIENDOM AS	50.0%

Roles

Styrets leder

3 selskaper

M E EIENDOM AS 917793948

BJØDNAVÅGEN HYTTEFORENING 932333066

KMM HOLDING AS 925158976

Daglig leder

1 selskap

KALLE OG KJETILS RØR AS 824329222

Innehaver

1 selskap

KARL MAGNUS MARTHINSEN 969933101

Styremedlem

1 selskap

KALLE OG KJETILS RØR AS 824329222

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.