Marte Langeland is a private shareholder. Marte Langeland holds stakes in 2 companies.

Companies Marte Langeland owns

Company	Stake
RUSTADFARET TOMTESELSKAP AS	3.3%
SECTOR ALARM MANCO AS	0.5%

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.