Fredrik Sebastian Horn Martens is a private shareholder. Fredrik Sebastian Horn Martens holds stakes in 3 companies, and roles in several others.

Companies Fredrik Sebastian Horn Martens owns

Company	Stake
MARTENS MANAGEMENT AS	100.0%
TRUMPY AS	20.0%
J. MARTENS AS	12.5%

Roles

Daglig leder

2 selskaper

MARTENS MANAGEMENT AS 927121018

HKCM GLOBAL GMBH & CO. KG NUF 936056628

Styremedlem

1 selskap

J. MARTENS AS 994819496

Styrets leder

1 selskap

MARTENS MANAGEMENT AS 927121018

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.