What is the Y-tunnus number of M. Tiainen Oy?

M. Tiainen Oy is registered with PRH / YTJ under Y-tunnus 1792859-3.

What is the revenue of M. Tiainen Oy?

M. Tiainen Oy reported revenue of EUR 2,7M in 2025.

Helka Kristiina Tiainen is Chief Executive Officer of M. Tiainen Oy, in role since 2012.

Mikko Ossi Antero Tiainen chairs the board of M. Tiainen Oy, in role since 2012.

M. Tiainen Oy's registered address is Koivissillantie 57.

OYActive

Y-tunnus 1792859-3Koivissillantie 57, 03400 VihtiSite preparation · NACE 4312Est. 2002 · 23 years old— employees

Actively employed in the business

Name	Role	Member since
Current (4)
HK Helka Kristiina Tiainen Chief Executive Officer	Chief Executive Officer	2012
HJ Heikki Juhani Santavuo Deputy auditor	Deputy auditor	2024
AP Ari Pekka Juhani Tiainen Deputy Member	Deputy Member	2012
KM Kaarina Maria Pyydönniemi Audit	Audit	2024
Former (2)
JA Jarmo Arvid Niemelä Audit	Audit	2013 – 2024
RV Raimo Vilho Vainio-Kaila Deputy auditor	Deputy auditor	2013 – 2024

Non-executive oversight

Name	Role	Member since
Current (1)
MO Mikko Ossi Antero Tiainen	Board of Directors	2012

As of last annual report

No shareholder data available.

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