Jostein Wigstøl Robstad is a private shareholder. Jostein Wigstøl Robstad holds stakes in 2 companies.

Companies Jostein Wigstøl Robstad owns

Company	Stake
AUK ECO AS	1.4%
NO ISOLATION AS	0.1%

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