MADS ØSTBY is a private shareholder with an estimated portfolio value of NOK 1.7m. MADS ØSTBY har eierandeler i 3 selskaper.

Estimated portfolio value

NOK 1.7m

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

Selskaper MADS ØSTBY eier

Company	Stake	Value (est.)
GNISTEN INSTALLASJON AS	13.0%	NOK 1.2m
ELEKTRO UNION AS	2.8%	NOK 392,000
FULTRON AS	2.6%	NOK 94,000

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.