What is the Y-tunnus number of Arviointitoimisto Oy Mikko Helenius & Co?

Arviointitoimisto Oy Mikko Helenius & Co is registered with PRH / YTJ under Y-tunnus 2407933-1.

What is the revenue of Arviointitoimisto Oy Mikko Helenius & Co?

Arviointitoimisto Oy Mikko Helenius & Co reported revenue of EUR 54K in 2025.

Katja-Riina Piritta Kuosa-Kaartti is Audit of Arviointitoimisto Oy Mikko Helenius & Co, in role since 2016.

Arviointitoimisto Oy Mikko Helenius & Co's registered address is Rauhankatu 17-B10.

OYActive

Y-tunnus 2407933-1Rauhankatu 17B-1710, 15110 LahtiAll other professional, scientific and technical activities n.e.c. · NACE 7499Est. 2011— employeeswww.arviointitoimisto.fi

Actively employed in the business

Name	Role	Member since
Current (5)
KP Katja-Riina Piritta Kuosa-Kaartti Audit	Audit	2016
AH Anne-Maija Helenius Confidential Clerk	Confidential Clerk	2016
MT Mikko Tapani Helenius Chief Executive Officer	Chief Executive Officer	2011
MJ Markku Juhani Heikkilä Deputy auditor	Deputy auditor	2016
SM Sampo Mikael Helenius Deputy Member	Deputy Member	2026
Former (1)
VM Valtteri Miikkael Helenius Confidential Clerk	Confidential Clerk	2016 – 2019

Non-executive oversight

No data on file.

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.