What is the Y-tunnus number of Hellon Oy?

Hellon Oy is registered with PRH / YTJ under Y-tunnus 2135725-2.

What is the revenue of Hellon Oy?

Hellon Oy reported revenue of 3,9 milj. € in 2025.

Hellon Oy employs 31 people as of the latest annual report.

Jaakko Ilmari Jalmari Wäänänen is the CEO of Hellon Oy.

Timo Juhani Lappi chairs the board of Hellon Oy, in role since 2017.

Hellon Oy's registered address is Siltasaarenkatu 12-A4.

OYActive

Y-tunnus 2135725-2Siltasaarenkatu 12A-124, 00530 HelsinkiAll other professional, scientific and technical activities n.e.c.· NACE 7499Est. 2007 · 18 years old31 employeeswww.hellon.com

Actively employed in the business

Name	Role	Member since
Current (3)
PJ Päivi Johanna Rönkkö Audit	Audit	2024
JI Jaakko Ilmari Jalmari Wäänänen Chief Executive Officer	Chief Executive Officer	2007
PR Petteri Raine Lagus Deputy auditor	Deputy auditor	2024

Former (1)


LJ Lauri Janne Ilmari Mäki Audit	Audit	2011 – 2024

Non-executive oversight

Name	Role	Member since
Current (3)
TJ Timo Juhani Lappi Chairperson	Chairperson	2017
VM Ville Matias Wäänänen Board of Directors	Board of Directors	2017
JT Janne Tero Tapio Tuomikoski Board of Directors	Board of Directors	2026

Former (6)


MJ Mikko Johannes Koivisto Board of Directors	Board of Directors	2017 – 2020
JI Jaakko Ilmari Jalmari Wäänänen Board of Directors	Board of Directors	2017 – 2020
AO Antti Olavi Pelkonen

As of last annual report

No shareholder data available.

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