OS
Ole Siem
Ole Siem is a private shareholder with an estimated portfolio value of NOK 9.7m. Ole Siem holds a stake in 1 company, and roles in several others.
Estimated portfolio value
NOK 9.7m
The sum of estimated values across all known holdings in Norwegian AS/ASA companies
Companies Ole Siem owns
| Company | Stake | Value (est.) |
|---|---|---|
| OLE SIEM INVEST AS | 100.0% | NOK 9.7m |
Roles
Styrets leder
5 selskaper
OLAV ODDEN SVEISEVERKSTED AS
994962507
OILQUICK NORGE AS
915093736
OVERSEAS TRADING INVEST AS
922285357
OLE SIEM INVEST AS
922285349
OVERSEAS TRADING EIENDOM AS
915209521
Daglig leder
4 selskaper
OLAV ODDEN SVEISEVERKSTED AS
994962507
OILQUICK NORGE AS
915093736
OVERSEAS TRADING INVEST AS
922285357
OLE SIEM INVEST AS
922285349
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.