What is the Y-tunnus number of Geo-Hydro Oy?

Geo-Hydro Oy is registered with PRH / YTJ under Y-tunnus 0151256-9.

What is the revenue of Geo-Hydro Oy?

Geo-Hydro Oy reported revenue of 81,6 t. € in 2025.

Geo-Hydro Oy employs 1 people as of the latest annual report.

Hanna-Mari Helena Pönkkä is the CEO of Geo-Hydro Oy, in role since 2005.

Lauri Uolevi Pönkkä chairs the board of Geo-Hydro Oy, in role since 2005.

Geo-Hydro Oy's registered address is Kalliometsäntie 30.

OYActive

Y-tunnus 0151256-9Kalliometsäntie 30, 15540 VillähdeEngineering activities and related technical consultancy· NACE 7112Est. 1973 · 53 years old1 employeeswww.geo-hydro.fi

Actively employed in the business

Name	Role	Member since
Current (2)
AE Asko Einari Vuorenalusta Audit	Audit	2005
HH Hanna-Mari Helena Pönkkä Chief Executive Officer	Chief Executive Officer	2005

Former (1)


KJ Kari Johannes Manner Deputy auditor	Deputy auditor	2005 – 2022

Non-executive oversight

Name	Role	Member since
Current (3)
MH Marja Helena Pönkkä Board of Directors	Board of Directors	2005
LU Lauri Uolevi Pönkkä Chairperson	Chairperson	2005
HH Hanna-Mari Helena Pönkkä Board of Directors	Board of Directors	2005

As of last annual report

No shareholder data available.

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