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

Companies Mona Thorstensen Riiser owns

Company	Stake
ATM INVEST AS	29.0%

Roles

Styremedlem

2 selskaper

COMPLETE EIENDOM AS 976024745

ATM INVEST AS 989028502

Daglig leder

1 selskap

COMPLETE CONSULTING AS 986112146

Styrets leder

1 selskap

COMPLETE SENTERDRIFT AS 993278262

Varamedlem

1 selskap

LILLCANTO 974259540

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.