BIZTRAC BETA
Construction of residential and non-residential buildings

SIERO GRÜNDER AS

Org. no. 924373156 Limited company (AS) Trondheim Incorporated 2019 Active
Ownership graph ↗
Operating profit NOK −75,000
Equity NOK 637,000
Incorporated 2019
Share capital NOK 50,000

Roles

Daglig lederKenneth Gjessingen
Regnskapsfører
Revisor
Styrets lederKristoffer Valde
StyremedlemKenneth Gjessingen
StyremedlemLars Christian Christensen
StyremedlemKatinka Marie Richter Kolsaker

Shareholders

NameStakeSharesYear
VALDE AS 50.0% 250000.000000 2025
GJESSINGEN INVEST AS 50.0% 250000.000000 2025

Holdings in other companies

CompanyStatusStakeShares
SIERO EIENDOM AS Active 100.0% 500.000000
SIERO PLATFORM AS Active 100.0% 30000.000000
SIERO AS Active 90.0% 450.000000

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

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