Marius Grone is a private shareholder. Marius Grone holds stakes in 2 companies, and roles in several others.

Companies Marius Grone owns

Company	Stake
NOSOMAEL HOLDING AS	100.0%
ONE DIAGNOSTICS AS	33.3%

Roles

Styrets leder

2 selskaper

ONE DIAGNOSTICS AS 926362372

NOSOMAEL HOLDING AS 932730251

Daglig leder

1 selskap

NOSOMAEL HOLDING AS 932730251

Deltaker med delt ansvar

1 selskap

INTOXICO DA 894895152

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.