Mona Hammersbøen Rustad is a private shareholder with an estimated portfolio value of NOK 356.1m. Mona Hammersbøen Rustad holds stakes in 4 companies, and roles in several others.

Estimated portfolio value

NOK 356.1m

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

Companies Mona Hammersbøen Rustad owns

Company	Stake	Value (est.)
KNATTEN KNA AS	50.0%	NOK 960,000
ARVO INVEST AS	33.0%	NOK 355.2m
OSLO MIKROSPINNERI AS	0.3%	NOK 5,000
I TRONSMO AS	0.1%	NOK 8,000

Roles

Styremedlem

2 selskaper

KNATTEN KNA AS 897705982

ARVO INVEST AS 918510265

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.