Stein Johan Grieg Halvorsen is a private shareholder with an estimated portfolio value of NOK 142,000. Stein Johan Grieg Halvorsen holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 142,000

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Stein Johan Grieg Halvorsen owns

Company	Stake	Value (est.)
TOPSCORE MUSIC AS	50.0%	NOK 140,000
Schee Aas & Mowinckel AS	0.1%	NOK 1,000

Roles

Daglig leder

2 selskaper

TOPSCORE MUSIC AS 998048982

GRIEG HALVORSEN 980880907

Innehaver

1 selskap

GRIEG HALVORSEN 980880907

Varamedlem

1 selskap

TOPSCORE MUSIC AS 998048982

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 02.09.2026.