Semirex Oy

OYActive

Y-tunnus 2454874-0Albert Edelfeltin Rantatie 44, 06400 PorvooBusiness and other management consultancy activities · NACE 7020Est. 2012— employees

Overview Financials People & ownership Related companies

Semirex Oy is a Finnish OY based in Porvoo, operating in the Business and other management consultancy activities sector. Incorporated in 2012, the company reported revenue of EUR 8K in its latest annual filing.

Revenue 2025

EUR 8K

-37% vs 2024

EBITDA margin

-1.1%

+97% vs 2024

Equity ratio

53.5%

Financial strength

Net profit 2025

EUR 143

+4867% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 8K	-37%
EBITDA	EUR -86	+97%
Net profit	EUR 143	+4867%
Total assets	EUR 7K	-3%
Equity	EUR 4K	-4%
Employees	—	—

Contact

Address

Albert Edelfeltin Rantatie 44, 06400 Porvoo

Phone

+3580405455503

seppo.reijonen@hotmail.fi

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Frequently asked questions

What is the Y-tunnus number of Semirex Oy?

Semirex Oy is registered with PRH / YTJ under Y-tunnus 2454874-0.

What is the revenue of Semirex Oy?

Semirex Oy reported revenue of EUR 8K in 2025.

Who is the CEO of Semirex Oy?

Minna Maarit Reijonen is Deputy Member of Semirex Oy, in role since 2012.

Who is the chairman of Semirex Oy?

Seppo Kristian Reijonen chairs the board of Semirex Oy, in role since 2012.

Where is Semirex Oy headquartered?

Semirex Oy's registered address is Albert Edelfeltin Rantatie 44.

Semirex Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Semirex Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Semirex Oy