Sir 8 Oy

OYActive

Y-tunnus 1509204-0Alikatu 7, 21100 NaantaliBusiness and other management consultancy activities · NACE 7020Est. 1998— employees

Overview Financials People & ownership Related companies

Sir 8 Oy is a Finnish OY based in Naantali, operating in the Business and other management consultancy activities sector. Incorporated in 1998, the company reported revenue of EUR 308K in its latest annual filing.

Revenue 2025

EUR 308K

-42% vs 2024

EBITDA margin

-8.6%

-131% vs 2024

Equity ratio

70.7%

Financial strength

Net profit 2025

EUR -36K

-158% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 308K	-42%
EBITDA	EUR -26K	-131%
Net profit	EUR -36K	-158%
Total assets	EUR 3,6M	-2%
Equity	EUR 2,6M	-6%
Employees	—	—

Contact

Address

Alikatu 7, 21100 Naantali

Risika for professionals

Risika provides regulated workflow tools for finance, procurement and compliance teams that need monitoring, alerts and an API.

Visit risika.com

Frequently asked questions

What is the Y-tunnus number of Sir 8 Oy?

Sir 8 Oy is registered with PRH / YTJ under Y-tunnus 1509204-0.

What is the revenue of Sir 8 Oy?

Sir 8 Oy reported revenue of EUR 308K in 2025.

Who is the CEO of Sir 8 Oy?

Matti-Jussi Jaakko Kasi is Deputy Member of Sir 8 Oy, in role since 2024.

Who is the chairman of Sir 8 Oy?

Antti Kullervo Kasi chairs the board of Sir 8 Oy, in role since 1998.

Where is Sir 8 Oy headquartered?

Sir 8 Oy's registered address is Alikatu 7.

Sir 8 Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sir 8 Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sir 8 Oy