Ilmatar Energy

Company description

Ilmatar Energy is a Finnish energy company that operates single-stage wind power production. The company will build, own, and operate wind farms to increase Finnish wind power generation capacity by 1 GW by 2027. Ilmatar Energy is headquartered in Helsinki, Finland.

Ilmatar is a leading Nordic independent power producer (IPP) and renewable-energy developer focused entirely on green generation from wind and solar, backed by energy storage for a flexible power system. Headquartered in Helsinki, it employs around 70 experts and has built a strong project portfolio (10 GW) in Finland and Sweden. Founded in 2011 by Mikko Toivanen and Kalle Pykälä, Ilmatar has evolved from a wind developer into a full-scale IPP that handles the entire lifecycle of projects — from site-finding and financing to construction and operations — and also trades power via its in-house 24/7 intraday desk. The company is deeply committed to sustainability: it produces exclusively fossil-free electricity, assesses biodiversity across projects, and strives to maximize circularity by aiming to recycle up to 90% of its turbine and panel components. Its name comes from Ilmatar, the Finnish goddess of air in the national epic Kalevala, symbolizing the company’s mission to bring harmony between energy production and nature. 

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Company details

City:
Helsinki
Address:
Unioninkatu 30 Helsinki, Southern Finland 00100

Participation in projects

Projects Transactions
List of the updates in which the company was involved

Company updates

  • November 17, 2025

    Uppsalebo solar park project submitted for environmental permit review

    Ilmatar has submitted the application for an environmental permit to the Environmental Assessment Delegation at the County Administrative Board, CAB in Kalmar for the proposed Uppsalebo solar park pro...

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  • November 17, 2025

    Ilmatar’s First Battery Energy Storage System Now in Operation

    Ilmatar’s newly developed Ainola Battery Energy Storage System (BESS) has been commissioned at the Piiparinmäki wind farm in North Ostrobothnia in Finland. The Ainola BESS, now fully opera...

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  • November 12, 2025

    Ilmatar Commissions 186 MW Pahkakoski Wind Farm

    Ilmatar has officially started commercial operations at its Pahkakoski Wind Farm in Ii, Northern Ostrobothnia, which comprises 30 turbines with a combined capacity of 186 MW. The Pahkakoski wind...

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  • June 20, 2025

    Ilmatar Launches First Grid-Scale Battery Storage at Finnish Wind Farm

    Ilmatar has officially commissioned its first large-scale Battery Energy Storage System (BESS), named Ainola, at the Piiparinmäki wind farm in North Ostrobothnia, Finland, with a capacity of 30 M...

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  • March 05, 2025

    Commercial production started at a 38 MW Finnish wind farm

    Ilmatar has started commercial production at a 38 MW Korpilevonmäki wind farm in Sakyla in southwest Finland. The six wind turbines at the Korpilevonmäki wind farm will produce more th...

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  • May 07, 2024

    Ilmatar applied for environmental permit for its 450 MW solar farm in Halland

    Ilmatar has applied for an environmental permit for its 450MW Tönnersjö solar farm located in Tönnersjö, outside Halmstad in Halland county, Sweden. The process of...

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  • April 18, 2024

    EIA programme launched for 4 GW Offshore wind project in Bothnia

    Ilmatar has launched the Environmental Impact Assessment (EIA) programme for the 4 GW Bothnia Offshore wind project, located in the Finnish Exclusive Economic Zone (EEZ), Finland. The E...

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  • July 04, 2023

    Ilmatar switches on first turbines of 370 MW hybrid project

    Ilmatar has started power generation from the 370 MW Alajarvi hybrid wind project located in Western Finland. The wind park operates eight turbines that offer a combined, rated capacity of 48 MW. The...

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  • June 29, 2023

    Glennmont to develop 30 MW battery storage project in Pyhäntä

    Glennmont Partners has collaborated with Alfen and Ilmatar to construct a 30 MW battery storage project located in Pyhäntä, Central Finland. Beginning construction in May 2023, the project i...

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  • June 22, 2023

    Ilmatar Energy plans 230 MW solar projects in Joroinen

    Ilmatar Energy plans to build two solar photovoltaic (PV) projects with a combined capacity of 230 MW which will be constructed in the municipality of Joroinen in Finland.  The two sol...

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