1 Ketju Oy

OYActive

Y-tunnus 3108712-9Lt. 5, 33540 TampereTemporary employment agency activities and other human resource provisions · NACE 7820Est. 2019— employees

Overview Financials People & ownership Related companies

1 Ketju Oy is a Finnish OY based in Tampere, operating in the Työvoiman vuokraus ja muu henkilöstön hankintapalvelutoiminta sector. Incorporated in 2019, the company reported revenue of EUR 0 in its latest annual filing.

Revenue 2025

EUR 0

EBITDA margin

—

+8% vs 2024

Equity ratio

13.4%

Financial strength

Net profit 2025

EUR 366K

+3% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 0	—
EBITDA	EUR 483K	+8%
Net profit	EUR 366K	+3%
Total assets	EUR 1,7M	+16%
Equity	EUR 226K	-67%
Employees	—	—

Contact

Address

Lt. 5, 33540 Tampere

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Frequently asked questions

What is the Y-tunnus number of 1 Ketju Oy?

1 Ketju Oy is registered with PRH / YTJ under Y-tunnus 3108712-9.

Who is the CEO of 1 Ketju Oy?

Tommy Mikko Westerberg is Audit of 1 Ketju Oy, in role since 2020.

Who is the chairman of 1 Ketju Oy?

Jori Tapani Vilenius chairs the board of 1 Ketju Oy, in role since 2020.

Where is 1 Ketju Oy headquartered?

1 Ketju Oy's registered address is Lt. 5.

1 Ketju Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on 1 Ketju Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on 1 Ketju Oy