Prenner Oy

OYActive

Y-tunnus 3305793-5Elektroniikkatie 3, 90590 OuluEngineering activities and related technical consultancy · NACE 7112Est. 2022— employeeswww.prenner.fi

Overview Financials People & ownership Related companies

Prenner Oy is a Finnish OY based in Oulu, operating in the Mechanical and process engineering design and technical consultancy sector. Incorporated in 2022, the company reported revenue of EUR 675K in its latest annual filing.

Revenue 2025

EUR 675K

-14% vs 2024

EBITDA margin

13.0%

-28% vs 2024

Equity ratio

65.7%

Financial strength

Net profit 2025

EUR 70K

-27% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 675K	-14%
EBITDA	EUR 88K	-28%
Net profit	EUR 70K	-27%
Total assets	EUR 208K	-25%
Equity	EUR 137K	+28%
Employees	—	—

Contact

Address

Elektroniikkatie 3, 90590 Oulu

Phone

+3580415443066

antti.karkkainen@prenner.fi

Website

www.prenner.fi

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Frequently asked questions

What is the Y-tunnus number of Prenner Oy?

Prenner Oy is registered with PRH / YTJ under Y-tunnus 3305793-5.

What is the revenue of Prenner Oy?

Prenner Oy reported revenue of EUR 675K in 2025.

Who is the CEO of Prenner Oy?

Antti Kari Eemil Kärkkäinen is Chief Executive Officer of Prenner Oy, in role since 2022.

Where is Prenner Oy headquartered?

Prenner Oy's registered address is Elektroniikkatie 3.

Prenner Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Prenner Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Prenner Oy