What is the Y-tunnus number of Cortex Oy?

Cortex Oy is registered with PRH / YTJ under Y-tunnus 1800277-6.

What is the revenue of Cortex Oy?

Cortex Oy reported revenue of EUR 9,6M in 2025.

Cortex Oy employs 17 people as of the latest annual report.

Matti Tapio Sieviläinen is the CEO of Cortex Oy, in role since 2026.

Pentti Olavi Yliheljo chairs the board of Cortex Oy, in role since 2016.

Cortex Oy's registered address is Kutojantie 5.

OYActive

Y-tunnus 1800277-6Kutojantie 5, 02630 EspooWholesale of other machinery and equipment· NACE 4664Est. 2002 · 23 years old17 employees

Actively employed in the business

Name	Role	Member since
Current (1)
MT Matti Tapio Sieviläinen Chief Executive Officer	Chief Executive Officer	2026
Former (2)
MT Mikko Tapani Sorsa Chief Executive Officer	Chief Executive Officer	2016 – 2026
TJ Turo Juhani Koila Audit	Audit	2018 – 2023

Non-executive oversight

Name	Role	Member since
Current (3)
AG Andreas Gustaf Christopher Diesen Board of Directors	Board of Directors	2016
VI Vesa-Matti Isojärvi Board of Directors	Board of Directors	2021
PO Pentti Olavi Yliheljo Chairperson	Chairperson	2016
Former (2)
MH Minna Helena Laikka Board of Directors	Board of Directors	2016 – 2019
KC Kristian Carl Johan Hydén Board of Directors	Board of Directors	2019 – 2021

As of last annual report

Shareholder	Type	Ownership	Votes	Since
KTA-Cortex Oy	Company	90%	90%	2023

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