Warmnet Oy

OYActive

Y-tunnus 0357165-0Harjulantie 4, 78850 VarkausPlumbing, heat and air-conditioning installation · NACE 4322Est. 1980— employees

Overview Financials People & ownership Related companies

Warmnet Oy is a Finnish OY based in Varkaus, operating in the Plumbing, heat and air-conditioning installation sector. Incorporated in 1980, the company reported revenue of EUR 11,7M in its latest annual filing.

Revenue 2025

EUR 11,7M

+68% vs 2024

EBITDA margin

4.8%

-96% vs 2024

Equity ratio

45.6%

Financial strength

Net profit 2025

EUR 263K

+8% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 11,7M	+68%
EBITDA	EUR 555K	-96%
Net profit	EUR 263K	+8%
Total assets	EUR 2,8M	-10%
Equity	EUR 1,3M	+14%
Employees	—	—

Contact

Address

Harjulantie 4, 78850 Varkaus

Phone

+3580408094716

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Frequently asked questions

What is the Y-tunnus number of Warmnet Oy?

Warmnet Oy is registered with PRH / YTJ under Y-tunnus 0357165-0.

What is the revenue of Warmnet Oy?

Warmnet Oy reported revenue of EUR 11,7M in 2025.

Who is the CEO of Warmnet Oy?

Esko Tapio Lahti is Chief Executive Officer of Warmnet Oy, in role since 2018.

Who is the chairman of Warmnet Oy?

Anja Orvokki Lahti chairs the board of Warmnet Oy, in role since 2018.

Where is Warmnet Oy headquartered?

Warmnet Oy's registered address is Harjulantie 4.

Warmnet Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Warmnet Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Warmnet Oy