What is the Y-tunnus number of Teknikum Oy?

Teknikum Oy is registered with PRH / YTJ under Y-tunnus 0764527-4.

What is the revenue of Teknikum Oy?

Teknikum Oy reported revenue of 45,7 t. € in 2025.

Teknikum Oy employs 231 people as of the latest annual report.

Seppo Kristian Virtanen is the CEO of Teknikum Oy, in role since 2018.

Martijn Antoon Christine Merkx chairs the board of Teknikum Oy, in role since 2024.

Teknikum Oy's registered address is Nokiankatu 1.

OYActive

Y-tunnus 0764527-4Nokiankatu 1, 38210 SastamalaManufacture of other rubber products· NACE 2212Est. 1989 · 36 years old231 employees

Actively employed in the business

Name	Role	Member since
Current (9)
HV Henri Vesa Petteri Valtanen Confidential Clerk	Confidential Clerk	2024
AT Arja Tellervo Sarkanen Confidential Clerk	Confidential Clerk	2018
SK Seppo Kristian Virtanen Chief Executive Officer	Chief Executive Officer	2018
MS Maarit Sinikka Kuusisto Confidential Clerk	Confidential Clerk	2021
RS Riku Sakari Sivula Confidential Clerk	Confidential Clerk	2020
JV Joonas Valtteri Selenius Audit	Audit	2025
IA Ilkka Aleksi Nieminen Confidential Clerk	Confidential Clerk	2021
CH Cebastian Henrik Doepel Confidential Clerk	Confidential Clerk	2018
TJ Timo Jaakko Kokkonen Confidential Clerk	Confidential Clerk	2020

Former (13)


MS Mari Sinikka Säynätjoki Audit	Audit	2014 – 2019
PV Pekka Valtteri Heikkilä Confidential Clerk	Confidential Clerk	2023 – 2024
SM Sanna Marika Peltosuo

Non-executive oversight

Name	Role	Member since
Current (4)
MS Marcin Saramak Board of Directors	Board of Directors	2024
JP Jani Petteri Hämäläinen Board of Directors	Board of Directors	2019
JM Juha-Matti Mäkelä Board of Directors	Board of Directors	2019
MA Martijn Antoon Christine Merkx Chairperson	Chairperson	2024

Former (3)


TT Tarja Tellervo Järvinen Board of Directors	Board of Directors	2018 – 2019
MJ Martti Juhani Jokela Board of Directors	Board of Directors	2018 – 2019
JK Jukka-Matti Korpela

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Teknikum-Yhtiöt Oy	Company	100%	100%	2023

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