Development of building projects
ØSTER-RIISØER INVESTERINGSCOMPAGNIE AS
Revenue 2024
NOK 45,000
Operating profit
NOK −393,000
Equity
NOK 11.1m
Incorporated
2005
Share capital
NOK 180,000
Organisation
Established
2005-12-22
Industry code
68.120
Legal form
AS
Group structure
Eier · 100.0%
ØYVIND SLETTEN
Company
ØSTER-RIISØER INVESTERINGSCOMPAGNIE AS
7 subsidiaries
PORTØR EIENDOM AS and others
Industry and activity
- NACE
- 68.120 — Development of building projects
- Sector
- Private non-financial incorporated enterprises
- Activity
- Holdingselskap.
Business address
Oscars gate 65, 0256 OSLO
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.