Siv Lillelien is a private shareholder. Siv Lillelien holds a stake in 1 company, and roles in several others.

Companies Siv Lillelien owns

Company	Stake
TRE S INVEST AS	33.0%

Roles

Varamedlem

1 selskap

TRE S INVEST AS 988986453

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.