What is the Y-tunnus number of Koskienergia Koskivoima Oy?

Koskienergia Koskivoima Oy is registered with PRH / YTJ under Y-tunnus 2447744-4.

What is the revenue of Koskienergia Koskivoima Oy?

Koskienergia Koskivoima Oy reported revenue of EUR 1,9M in 2025.

Jarno Ensio Marttinen is Deputy Member of Koskienergia Koskivoima Oy, in role since 2018.

Janne Tapio Saarela chairs the board of Koskienergia Koskivoima Oy, in role since 2025.

Koskienergia Koskivoima Oy's registered address is Kotakennääntie 31.

OYActive

Y-tunnus 2447744-4Kotakennääntie 31, 44100 ÄänekoskiProduction of electricity from renewable sources · NACE 3512Est. 2011— employees

Actively employed in the business

Name	Role	Member since
Current (5)
JE Jarno Ensio Marttinen Deputy Member	Deputy Member	2018
KN Kari Niilo Juhani Karhumäki Deputy Member	Deputy Member	2021
TJ Tapio Juhani Ollila Deputy Chief Executive Officer	Deputy Chief Executive Officer	2017
HS Hannu Sakari Ruotsalainen Chief Executive Officer	Chief Executive Officer	2017
PJ Päivi Jaana Marjatta Isosaari Deputy Member	Deputy Member	2023
Former (4)
UT Ulla-Maija Tuomela Audit	Audit	2017 – 2023
NE Niko Emil Nevalainen Deputy Member	Deputy Member	2022 – 2023
PN Pekka Niilo Olavi Karhumäki Deputy Member	Deputy Member	2018 – 2021
AA Ari Arto Nyholm Deputy Member	Deputy Member	2018 – 2022

Non-executive oversight

Name	Role	Member since
Current (5)
TP Tero Pekka Samuli Karhumäki	Board of Directors	2022
MA Maarit Anneli Herranen	Board of Directors	2025
HO Heikki Olavi Nykänen	Board of Directors	2024
MP Marko Petteri Tuhkanen	Board of Directors	2018
JT Janne Tapio Saarela	Chairperson	2025
Former (2)
EJ Erkki Johannes Karppanen	Board of Directors	2024 – 2025
PP Paavo Pellervo Barck	Board of Directors	2018 – 2024

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Koskienergia Koskivoima Holding Oy	Company	100%	100%	2023

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