Tia-Celin Mjellem Bernhardsen is a private shareholder. Tia-Celin Mjellem Bernhardsen holds a stake in 1 company, and roles in several others.

Companies Tia-Celin Mjellem Bernhardsen owns

Company	Stake
MJELLEM INVEST AS	45.0%

Roles

Innehaver

1 selskap

AVANTGARDE MJELLEM BERNHARDSEN 934217063

Styremedlem

1 selskap

MJELLEM INVEST AS 989202677

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.