Kerstin Marthinsen is a private shareholder with an estimated portfolio value of NOK 1.5m. Kerstin Marthinsen holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 1.5m

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

Companies Kerstin Marthinsen owns

Company	Stake	Value (est.)
MYKEN FORLAG AS	50.0%	NOK 305,000
MYKEN DESTILLERI AS	4.3%	NOK 1.2m
FRANK WALTON AS	0.0%	–

Roles

Daglig leder

2 selskaper

MYKEN FORLAG AS 834056992

KURS TIL HAVS KERSTIN MARTHINSEN 911766256

Innehaver

1 selskap

KURS TIL HAVS KERSTIN MARTHINSEN 911766256

Styremedlem

1 selskap

MYKEN FORLAG AS 834056992

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.