Dan Åge Langeland is a private shareholder. Dan Åge Langeland holds stakes in 2 companies.

Companies Dan Åge Langeland owns

Company	Stake
CSI MARINE CLEANING AS	3.0%
OPTIMARIN AS	0.6%

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