Magnus Strømsæther is a private shareholder with an estimated portfolio value of NOK 84.8m. Magnus Strømsæther holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 84.8m

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

Companies Magnus Strømsæther owns

Company	Stake	Value (est.)
SETHER GRUPPEN AS	100.0%	NOK 84.8m
BORG INVEST AS	0.1%	–

Roles

Styrets leder

3 selskaper

SETHER GRUPPEN AS 933587193

ANMADA AS 932835185

LINDEGAARD & PARTNERS AS 937015739

Styremedlem

2 selskaper

SAMEIET SOLVEIEN 6 922726825

GRIMSTAD-BARTH HOLDING AS 937171749

Daglig leder

1 selskap

SETHER GRUPPEN AS 933587193

Varamedlem

1 selskap

ENERTOPPEN HOLDING AS 989237039

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.