Lein Oy

OYActive

Y-tunnus 3628801-8Karinkannantie 23, 90800 OuluAccounting, bookkeeping and auditing activities; tax consultancy · NACE 6920Est. 2026— employees

Lein Oy is a Finnish OY based in Oulu, operating in the Accounting and bookkeeping activities; tax consultancy sector. Incorporated in 2026.

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EBITDA — year on year

EUR millions

Annual report

Address

Karinkannantie 23, 90800 Oulu

Risika for professionals

Risika provides regulated workflow tools for finance, procurement and compliance teams that need monitoring, alerts and an API.

What is the Y-tunnus number of Lein Oy?

Lein Oy is registered with PRH / YTJ under Y-tunnus 3628801-8.

Who is the CEO of Lein Oy?

Taina Kristiina Leinonen is Chief Executive Officer of Lein Oy, in role since 2026.

Where is Lein Oy headquartered?

Lein Oy's registered address is Karinkannantie 23.