Mona Jansen is a private shareholder. Mona Jansen holds a stake in 1 company, and roles in several others.

Companies Mona Jansen owns

Company	Stake
HALLSEN HOLDING AS	50.0%

Roles

Styremedlem

2 selskaper

HALLSEN HOLDING AS 931364456

CAL TRYKK AS 932822245

Deltaker med delt ansvar

1 selskap

SKRIBENT-KOMPANIET DA 919890142

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.