Ruth Katharina Mustad Bevreng is a private shareholder with an estimated portfolio value of NOK 144.7m. Ruth Katharina Mustad Bevreng holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 144.7m

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

Companies Ruth Katharina Mustad Bevreng owns

Company	Stake	Value (est.)
RKMB INVEST AS	100.0%	NOK 144.7m
GYLDENDAL ASA	0.0%	NOK 57,000

Roles

Styrets leder

2 selskaper

MUSTAD FAMILY OFFICE 4 AS 936012132

RKMB INVEST AS 928017745

Innehaver

1 selskap

NORDRE LUNDE GÅRD V/ RUTH BEVRENG 930008966

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.