What is the Y-tunnus number of Tietokarhu Oy?

Tietokarhu Oy is registered with PRH / YTJ under Y-tunnus 1440081-4.

What is the revenue of Tietokarhu Oy?

Tietokarhu Oy reported revenue of EUR 8M in 2020.

Mika Kalervo Vinter is Deputy Chief Executive Officer of Tietokarhu Oy, in role since 2016.

Tomi Juha Sakari Hytönen chairs the board of Tietokarhu Oy, in role since 2018.

Tietokarhu Oy's registered address is Keilalahdentie 24.

OYActive

Y-tunnus 1440081-4Keilalahdentie 2-4, 02150 EspooOhjelmistojen suunnittelu ja valmistus · NACE 62010Est. 1997— employeeshttp://www.tieto.com

Actively employed in the business

Non-executive oversight

Name	Role	Member since
Former (9)
EA Elina Annamaija Pylkkänen	Board of Directors	2018 – 2019
RE Risto Erik Tapani Fagerholm	Board of Directors	2020 – 2021
PL Patrik Lennart Ekström	Board of Directors	2018 – 2019
ME Monica Elisabeth Ek-Lindblom	Board of Directors	2019 – 2020
ST Suvi Tiina Kaarina Häkkä	Board of Directors	2018 – 2021
TT Tarja Tuulikki Rautio	Board of Directors	2018 – 2021
MS Mari Susanna Näätsaari	Board of Directors	2019 – 2021
TJ Tomi Juha Sakari Hytönen	Chairperson	2018 – 2021
TM Tomi Mikonpoika Hyryläinen	Board of Directors	2019 – 2019

As of last annual report

No shareholder data available.

Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive. Learn more.

Name	Role	Member since
Former (14)
MK Mika Kalervo Vinter Deputy Chief Executive Officer	Deputy Chief Executive Officer	2016 – 2019
TM Tinna Maaria Toikka Person with significant control	Person with significant control	2018 – 2020
TA Tarja Anneli Virtanen Person with significant control	Person with significant control	2018 – 2020
MT Mika Tapani Puurunen Liquidator	Liquidator	2021 – 2023
AK Arja Kyllikki Räikkönen Deputy Chief Executive Officer	Deputy Chief Executive Officer	2019 – 2021
PM Pirkko Maria Leino Person with significant control	Person with significant control	2018 – 2021
JM Jani Matti Nissinen Chief Executive Officer	Chief Executive Officer	2019 – 2021
JT Jarmo Tapani Alén Audit	Audit	2015 – 2019
UK Ullamaija Kristiina Nenonen Person with significant control	Person with significant control	2018 – 2020
SC Stina Carmelita Roine Person with significant control	Person with significant control	2018 – 2021
JP Jukka Pekka Vattulainen Audit	Audit	2019 – 2023
PJ Pekka Juhani Vuorio Person with significant control	Person with significant control	2018 – 2019
PE Pekka Erik Liutu Chief Executive Officer	Chief Executive Officer	2016 – 2019
SH Sirkku Hannele Silfverberg Person with significant control	Person with significant control	2018 – 2021