Fredrik Lyster Bertheussen is a private shareholder. Fredrik Lyster Bertheussen holds a stake in 1 company, and roles in several others.

Companies Fredrik Lyster Bertheussen owns

Company	Stake
HILOW AS	22.2%

Roles

Innehaver

1 selskap

BERTHEUSSEN DYKK 930248401

Styremedlem

1 selskap

HILOW AS 927645211

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.