Asiantuntijamestarit Oy

OYActive

Y-tunnus 0106705-5Kiertotähdentie 2F-2170, 00740 HelsinkiEngineering activities and related technical consultancy · NACE 7112Est. 1972— employees

Overview Financials People & ownership Related companies

Asiantuntijamestarit Oy is a Finnish OY based in Helsinki, operating in the Other engineering design and technical consultancy incidental to building construction sector. Incorporated in 1972, the company reported revenue of EUR 55K in its latest annual filing.

Revenue 2025

EUR 55K

-29% vs 2024

EBITDA margin

16.9%

-62% vs 2024

Equity ratio

81.7%

Financial strength

Net profit 2025

EUR 11K

-53% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 55K	-29%
EBITDA	EUR 9K	-62%
Net profit	EUR 11K	-53%
Total assets	EUR 770K	-6%
Equity	EUR 629K	-6%
Employees	—	—

Contact

Address

Kiertotähdentie 2F-2170, 00740 Helsinki

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Frequently asked questions

What is the Y-tunnus number of Asiantuntijamestarit Oy?

Asiantuntijamestarit Oy is registered with PRH / YTJ under Y-tunnus 0106705-5.

What is the revenue of Asiantuntijamestarit Oy?

Asiantuntijamestarit Oy reported revenue of EUR 55K in 2025.

Who is the CEO of Asiantuntijamestarit Oy?

Mika Juhani Ronkainen is Deputy Member of Asiantuntijamestarit Oy, in role since 2018.

Who is the chairman of Asiantuntijamestarit Oy?

Tarmo Tapio Sipola chairs the board of Asiantuntijamestarit Oy, in role since 2018.

Where is Asiantuntijamestarit Oy headquartered?

Asiantuntijamestarit Oy's registered address is Kiertotähdentie 2-F170.

Asiantuntijamestarit Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Asiantuntijamestarit Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Asiantuntijamestarit Oy