What is the Y-tunnus number of Tuulipuisto Niinimäki Oy?

Tuulipuisto Niinimäki Oy is registered with PRH / YTJ under Y-tunnus 3166162-9.

Who is the CEO of Tuulipuisto Niinimäki Oy?

Jani Roger Mantila is Audit of Tuulipuisto Niinimäki Oy, in role since 2021.

Harri Erik Mattila chairs the board of Tuulipuisto Niinimäki Oy, in role since 2023.

Tuulipuisto Niinimäki Oy's registered address is Kampinkuja 2.

OYActive

Y-tunnus 3166162-9Kampinkuja 2, 00100 HelsinkiProduction of electricity from renewable sources · NACE 3512Est. 2020— employees

Actively employed in the business

Name	Role	Member since
Current (2)
JP Juha Petteri Känkänen Deputy Member	Deputy Member	2026
PJ Petri Juhani Polvilampi Chief Executive Officer	Chief Executive Officer	2025
Former (4)
JR Jani Roger Mantila Audit	Audit	2021 – 2023
JS Jukka Samuli Simojoki Deputy Member	Deputy Member	2020 – 2021
TT Teemu Tapio Loikkanen Deputy Member	Deputy Member	2021 – 2023
VP Veli Pekka Tapani Tolonen Chief Executive Officer	Chief Executive Officer	2025 – 2025

Non-executive oversight

Name	Role	Member since
Current (4)
MH Marjukka Helena Sippola	Board of Directors	2023
JE Jimmy Eerik Forsman	Board of Directors	2023
JM Juha Mikael Keski-Karhu	Chairperson	2026
JK Jaana Katri Hannele Eklund	Board of Directors	2025
Former (5)
HE Harri Erik Mattila	Chairperson	2023 – 2025
MJ Max Johan Casper Herler	Board of Directors	2020 – 2021
PA Paul Arvid Stormoen	Board of Directors	2021 – 2023
KI Kaija Ilona Teräkivi	Board of Directors	2024 – 2025
AH Anu-Elina Hintsa	Board of Directors	2023 – 2024

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Niinimäki Holding Oy	Company	100%	100%	2025
Helen Oy	Company	51%	51%	2023

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