Tonje Madeleine Karlsvik is a private shareholder. Tonje Madeleine Karlsvik har eierandeler i 1 selskap, og roller i flere selskaper.

Selskaper Tonje Madeleine Karlsvik eier

Company	Stake	Value (est.)
A3T INVEST AS	10.0%	–

Roles

Styremedlem

1 selskap

A3T INVEST AS 992358750

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 15.06.2026.