Question 1

What is the Y-tunnus number of Tumppi Oy?

Accepted Answer

Tumppi Oy is registered with PRH / YTJ under Y-tunnus 2321674-4.

Question 2

What is the revenue of Tumppi Oy?

Accepted Answer

Tumppi Oy reported revenue of EUR 491K in 2025.

Question 3

How many employees does Tumppi Oy have?

Accepted Answer

Tumppi Oy employs 4 people as of the latest annual report.

Question 4

Who is the CEO of Tumppi Oy?

Accepted Answer

Kari Antero Niskanen is Chief Executive Officer of Tumppi Oy, in role since 2014.

Question 5

Where is Tumppi Oy headquartered?

Accepted Answer

Tumppi Oy's registered address is Karjalantie 25.

Person	Role here	Other companies
Kari Antero Niskanen	Chief Executive Officer	0 companies
Milja Tellervo Niskanen	Confidential Clerk	0 companies
Virve Anneli Juntunen	Deputy auditor	0 companies
Vuokko Sinikka Hellevi Suutari	Audit	0 companies
Sanna Krista Marika Niskanen	Confidential Clerk	0 companies
Olli Juhani Muukkonen	Audit	0 companies
Seppo Kalevi Paakkunainen	Deputy auditor	0 companies

Tumppi Oy

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