Grethe Månum is a private shareholder with an estimated portfolio value of NOK 5.5m. Grethe Månum holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 5.5m

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

Companies Grethe Månum owns

Company	Stake	Value (est.)
MÅNUM INVEST AS	100.0%	NOK 5.4m
HØSTER AS	0.6%	NOK 85,000
NORDIC TECHNOLOGY GROUP AS	0.0%	NOK 38,000

Roles

Daglig leder

1 selskap

MÅNUM INVEST AS 919898348

Styrets leder

1 selskap

MÅNUM INVEST AS 919898348

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.