Jan Helge Mårdalen is a private shareholder. Jan Helge Mårdalen holds a stake in 1 company, and roles in several others.

Companies Jan Helge Mårdalen owns

Company	Stake
RJUKAN GOLF AS	8.5%

Roles

Styremedlem

2 selskaper

LYSE KRAFT DA 925749419

NORDRE NES VELFORENING 996322408

Daglig leder

1 selskap

HYDRO ENERGI AS 930187240

Styrets leder

1 selskap

SVELGFOS AS 930173487

Varamedlem

1 selskap

MIAS HOLDING AS 977170141

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.