What is the Y-tunnus number of Jonasson Oy?

Jonasson Oy is registered with PRH / YTJ under Y-tunnus 1924544-6.

What is the revenue of Jonasson Oy?

Jonasson Oy reported revenue of 8,7 milj. € in 2025.

Jonasson Oy employs 3112 people as of the latest annual report.

Olli Petteri Ronkainen is the CEO of Jonasson Oy, in role since 2022.

Iiro Iisakki Mäkinen chairs the board of Jonasson Oy, in role since 2025.

Jonasson Oy's registered address is Elovainiontie 4.

OYActive

Y-tunnus 1924544-6Elovainiontie 4, 33470 YlöjärviRepair and maintenance of motor vehicles· NACE 9531Est. 2004 · 21 years old3 112 employees

Actively employed in the business

Name	Role	Member since
Current (1)
OP Olli Petteri Ronkainen Chief Executive Officer	Chief Executive Officer	2022

Former (3)


AJ Ari Juhani Jonasson Chief Executive Officer	Chief Executive Officer	2008 – 2022
VT Veikko Tuomas Terho Deputy auditor	Deputy auditor	2005 – 2023
JT Jukka Tapio Lahdenpää Audit	Audit	2005 – 2023

Non-executive oversight

Name	Role	Member since
Current (3)
JE Juha Eerik Jonasson Board of Directors	Board of Directors	2025
AK Ari Kalevi Penttinen Board of Directors	Board of Directors	2025
II Iiro Iisakki Mäkinen Chairperson	Chairperson	2025

Former (3)


AJ Ari Juhani Jonasson Board of Directors	Board of Directors	2018 – 2025
TT Timo Tapio Jonasson Board of Directors	Board of Directors	2018 – 2020
OP Olli Petteri Ronkainen

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.