Sepek Oy

OYActive

Y-tunnus 0749734-7Fonseenintie 3, 00370 HelsinkiEngineering activities and related technical consultancy· NACE 7112Est. 1989 · 37 years old— employees

Overview Financials People & ownership Related companies

Sepek Oy is a Finnish OY based in Helsinki, operating in the Engineering activities and related technical consultancy sector. Incorporated in 1989, the company reported revenue of EUR 468K in its latest annual filing.

Revenue 2025

EUR 468K

-46% vs 2024

EBITDA margin

361.0%

+227% vs 2024

Net profit 2025

EUR 1,7M

+217% vs 2024

Key ratios

See full ratios →

99.4%

This company

20212025

115.6×

This company

20212025

12.7%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 468K	-46%
EBITDA	EUR 1,7M	+227%
Net profit	EUR 1,7M	+217%
Total assets	EUR 13,3M	+11%
Equity	EUR 13,2M	+12%
Employees	—	—

Contact

Address

Fonseenintie 3, 00370 Helsinki

Phone

+35895404940

marju.vahimaa@klinkmann.fi

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 Sepek Oy?

Sepek Oy is registered with PRH / YTJ under Y-tunnus 0749734-7.

What is the revenue of Sepek Oy?

Sepek Oy reported revenue of EUR 468K in 2025.

Who is the CEO of Sepek Oy?

Seppo Rauno Vähimaa is the CEO of Sepek Oy, in role since 2019.

Where is Sepek Oy headquartered?

Sepek Oy's registered address is Fonseenintie 3.

Sepek Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sepek Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sepek Oy