Lene Berg Mathiesen is a private shareholder. Lene Berg Mathiesen holds stakes in 2 companies.

Companies Lene Berg Mathiesen owns

Company	Stake
SEMA AS	32.5%
SEILMAKER H K MATHIESEN AS	10.0%

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