Ellen Marie Kolstad is a private shareholder. Ellen Marie Kolstad holds a stake in 1 company, and roles in several others.

Companies Ellen Marie Kolstad owns

Company	Stake
MUMM HOLDING AS	100.0%

Roles

Styremedlem

2 selskaper

NHO ELEKTRO BUSKERUD 971308214

ELKONOR AS 984058527

Styrets leder

2 selskaper

WILH. KOLSTAD AS 928972658

MUMM HOLDING AS 929081439

Daglig leder

1 selskap

WILH. KOLSTAD AS 928972658

Varamedlem

1 selskap

ELFOB 978602487

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.