Mari Langseth is a private shareholder with an estimated portfolio value of NOK 16.8m. Mari Langseth holds stakes in 2 companies.

Estimated portfolio value

NOK 16.8m

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

Companies Mari Langseth owns

Company	Stake	Value (est.)
MEK AS	33.3%	NOK 8.5m
ELMA MITTET AS	33.3%	NOK 8.4m

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.