Tentum Oy

OYActive

Y-tunnus 2179066-2Honkalahdentie 14, 81700 LieksaConstruction of residential and non-residential buildings · NACE 4100Est. 2008— employeeswww.tentum.fi

Overview Financials People & ownership Related companies

Tentum Oy is a Finnish OY based in Lieksa, operating in the Construction of residential and non-residential buildings sector. Incorporated in 2008, the company reported revenue of EUR 115K in its latest annual filing.

Revenue 2025

EUR 115K

-21% vs 2024

EBITDA margin

8.8%

-72% vs 2024

Equity ratio

99.8%

Financial strength

Net profit 2025

EUR -1K

-106% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 115K	-21%
EBITDA	EUR 10K	-72%
Net profit	EUR -1K	-106%
Total assets	EUR 49K	-6%
Equity	EUR 49K	-3%
Employees	—	—

Contact

Address

Honkalahdentie 14, 81700 Lieksa

Phone

+3580400187437

antti.ihalainen@tentum.fi

Website

www.tentum.fi

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Frequently asked questions

What is the Y-tunnus number of Tentum Oy?

Tentum Oy is registered with PRH / YTJ under Y-tunnus 2179066-2.

What is the revenue of Tentum Oy?

Tentum Oy reported revenue of EUR 115K in 2025.

Who is the CEO of Tentum Oy?

Tiina Anna Maria Ihalainen is Deputy Member of Tentum Oy, in role since 2010.

Where is Tentum Oy headquartered?

Tentum Oy's registered address is Honkalahdentie 14.

Tentum Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Tentum Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Tentum Oy