Construction of residential and non-residential buildings
SIERO GRÜNDER AS
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
| Name | Stake | Shares | Year |
|---|---|---|---|
| VALDE AS | 50.0% | 250000.000000 | 2025 |
| GJESSINGEN INVEST AS | 50.0% | 250000.000000 | 2025 |
Holdings in other companies
| Company | Status | Stake | Shares |
|---|---|---|---|
| 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.