What is the Y-tunnus number of OT-Con Oy?

OT-Con Oy is registered with PRH / YTJ under Y-tunnus 2341567-1.

What is the revenue of OT-Con Oy?

OT-Con Oy reported revenue of 2,5 milj. € in 2025.

OT-Con Oy employs 5 people as of the latest annual report.

Oskari Ville Seppelvirta is the CEO of OT-Con Oy.

OT-Con Oy's registered address is Puuttomankoski 5.

OYActive

Y-tunnus 2341567-1Puuttomankoski 5, 60200 SeinäjokiConstruction of residential and non-residential buildings· NACE 4100Est. 2010 · 16 years old5 employeeswww.otcon.fi

Actively employed in the business

Name	Role	Member since
Current (3)
OV Oskari Ville Seppelvirta Chief Executive Officer	Chief Executive Officer	2010
TS Tiia Sofia Seppelvirta Deputy Chief Executive Officer	Deputy Chief Executive Officer	2021
TT Tommi Tapani Murto Audit	Audit	2020

Former (2)


JO Jouko Olavi Oja Deputy Member	Deputy Member	2019 – 2021
HM Helena Marketta Takala Audit	Audit	2017 – 2020

Non-executive oversight

Name	Role	Member since
Current (1)
OV Oskari Ville Seppelvirta Board of Directors	Board of Directors	2016

Former (2)


TS Tiia Sofia Seppelvirta Chairperson	Chairperson	2016 – 2021
JO Jouko Olavi Oja Board of Directors	Board of Directors	2016 – 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.