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

Companies Mona Tønnessen owns

Company	Stake
FIALA REGNSKAP AS	5.0%

Roles

Styremedlem

1 selskap

SØRENGA 7 SAMEIE 917950334

Styrets leder

1 selskap

TEIST REGNSKAP AS 838087442

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.