Jonas Nakjem Marstein is a private shareholder. Jonas Nakjem Marstein holds a stake in 1 company, and roles in several others.

Companies Jonas Nakjem Marstein owns

Company	Stake
JNM HOLDING AS	100.0%

Roles

Styremedlem

1 selskap

ELEKTRO 1 TØNSBERG AS 984668910

Styrets leder

1 selskap

JNM HOLDING AS 929055950

Varamedlem

1 selskap

HOLMBERG HOLDING AS 929055918

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.