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ØSTER-RIISØER INVESTERINGSCOMPAGNIE AS

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ØSTER-RIISØER INVESTERINGSCOMPAGNIE AS

Org.nr. 989 239 015 · Private limited company (AS) · OSLO

Analyze

Key figures 2025

Revenue

NOK 0

▼ 100%

Operating profit

-NOK 64.2k

▲ 83.7%

Net profit

NOK 1.8m

▲ 384.3%

Equity

NOK 12.9m

▲ 16.4%

Employees: Not registered
Revenue per employee: Cannot be calculated
Operating margin: Cannot be calculated
Age: 20 years

Source: Regnskapsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 02:01

Creating the analysis …

Key information

Chief executive

Financial health 2025

Profitability

-0.3%

Not satisfactory

Solidity

58.9%

Very good

Liquidity

Roles

Board: Øyvind Sletten (b. 1960) – Chair of the board
Anders Sletten (b. 1965) – Deputy board member
Accountant: SALDO REGNSKAP AS – Accountant

Person profiles with every company a person has roles in are coming soon.

Source: Enhetsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 02:01

People

People with roles in this company, and the other companies they have roles in.

Anders Sletten (b. 1965)
Here: Deputy board member
Also has roles in
Øyvind Sletten (b. 1960)

Not registered

Industry

68.120 Utvikling og salg av byggeprosjekter

Address

Oscars gate 65, 0256 OSLO

Employees

Not registered

Founded

22 December 2005

Website

Not registered

Contact details

Phone and email registered. Log in to see

Auditor

Not registered

Accountant

SALDO REGNSKAP AS

Purpose / activity (in Norwegian)

Investering i aksjer, andre selskapsandeler og fast eiendom, utvikling, utleie, forvaltning og drift av fast eiendom samt annen beslektet virksomhet, herunder eie andeler i selskaper med tilsvarende formål.

More company details

Organisation number: 989 239 015
Legal form: Private limited company (AS) (AS)
Registered in the Central Coordinating Register: 15 February 2006
Sector: Private aksjeselskaper mv.
VAT register: Not registered
Register of Business Enterprises: Registered
Latest annual accounts filed: 2025
Business address: Oscars gate 65, 0256 OSLO
Postal address: c/o Øyvind Sletten, Oscars gate 65, 0256 OSLO
Municipality: OSLO

Source: Enhetsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 02:01

0.86

Weak

Accounts

Operating revenue

NOK 0▼ 100%

2023

45k

2024

2025

Operating profit

-NOK 64.2k▲ 83.7%

−30k

2023

−393k

2024

−64k

2025

Net profit

NOK 1.8m▲ 384.3%

254k

2023

376k

2024

1.8M

2025

Equity

NOK 12.9m▲ 16.4%

7.8M

2023

11.1M

2024

12.9M

2025

Total assets

NOK 21.9m▲ 65.3%

11.7M

2023

13.2M

2024

21.9M

2025

Total liabilities

NOK 9m▲ 315.4%

2023

2.2M

2024

2025

Source: Regnskapsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 02:01

Here: Chair of the board

Also has roles in

ADVOKAT ØYVIND SLETTENOwner
PORTØR EIENDOM ASChair of the board
RAADHUSET EIENDOMSMEGLING ASChair of the board
SAMEIET HIMMEL OG HAV PORTØRChair of the board

Companies

No companies are connected to this entity through roles.

Owners (shareholders) are not in the business register but in the Norwegian Tax Administration's shareholder register. Coming later.

People are matched on name and date of birth from the register, never on name alone. Source: Register of roles (Brønnøysundregistrene) · Fetched 25/10/2026, 22:59