SIERO GRÜNDER AS is the largest registered owner, with 90.0%.

What is the revenue of SIERO AS?

SIERO AS had revenue of NOK 81.6m in 2024.

Who is the general manager of SIERO AS?

Kenneth Gjessingen is registered as general manager of SIERO AS.

SIERO AS has its business address in Heimdal.

Construction of residential and non-residential buildings

Org. no. 922168245 Limited company (AS) Trondheim Incorporated 2019 Active

Ownership graph ↗

Revenue 2024 NOK 81.6m

Operating profit NOK 1.8m

Equity NOK 5.8m

Incorporated 2019

Employees 11

Share capital NOK 50,000

Daglig lederKenneth Gjessingen

Regnskapsfører

Revisor

Styrets lederKristoffer Valde

StyremedlemKenneth Gjessingen

Name	Stake	Shares	Year
SIERO GRÜNDER AS	90.0%	450.000000	2025
VALDE INVEST AS	5.0%	25.000000	2025
NORDIQ CONSULTING AS	5.0%	25.000000	2025

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

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SIERO AS · Rapport

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NOK 8.1m

NOK 6.4m – NOK 11.6m

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