One Rakennus Oy

OYActive

Y-tunnus 3156011-5Laajarannankatu 7b, 41340 LaukaaConstruction of residential and non-residential buildings · NACE 4100Est. 2020— employees

Overview Financials People & ownership Related companies

One Rakennus Oy is a Finnish OY based in Laukaa, operating in the Construction of residential and non-residential buildings sector. Incorporated in 2020, the company reported revenue of EUR 356K in its latest annual filing.

Revenue 2025

EUR 356K

-44% vs 2024

EBITDA margin

4.4%

-71% vs 2024

Equity ratio

-62.7%

Financial strength

Net profit 2025

EUR 5K

-85% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 356K	-44%
EBITDA	EUR 16K	-71%
Net profit	EUR 5K	-85%
Total assets	EUR 6K	-94%
Equity	EUR -4K	+80%
Employees	—	—

Contact

Address

Laajarannankatu 7b, 41340 Laukaa

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Frequently asked questions

What is the Y-tunnus number of One Rakennus Oy?

One Rakennus Oy is registered with PRH / YTJ under Y-tunnus 3156011-5.

What is the revenue of One Rakennus Oy?

One Rakennus Oy reported revenue of EUR 356K in 2025.

Who is the CEO of One Rakennus Oy?

Mari Tiina Tuulia Marttila is Deputy Member of One Rakennus Oy, in role since 2020.

Who is the chairman of One Rakennus Oy?

Janne Kalevi Marttila chairs the board of One Rakennus Oy, in role since 2020.

Where is One Rakennus Oy headquartered?

One Rakennus Oy's registered address is Laajarannankatu 7-b.

One Rakennus Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on One Rakennus Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on One Rakennus Oy