Siri Sørstrønen Gyrre is a private shareholder with an estimated portfolio value of NOK 89.8m. Siri Sørstrønen Gyrre holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 89.8m

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

Companies Siri Sørstrønen Gyrre owns

Company	Stake	Value (est.)
SIGY AS	100.0%	NOK 89.8m

Roles

Styrets leder

3 selskaper

SAMEIET ULLEVÅLSVEIEN 109 991253114

SIGY AS 988914266

KARBON SERVICES AS 921187106

Daglig leder

1 selskap

KARBON SERVICES AS 921187106

Styremedlem

1 selskap

BOLIGSAMEIET BLINDERNVEIEN 2 980225194

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

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