What we do

Suomen Voima is a company founded in 1995 that operates on the ‘mankala’ principle, with the aim of generating low-emission electricity in a diverse range of ways by utilising various production technologies. Suomen Voima is owned by 18 domestic energy companies, each with a long history in the Finnish energy market.

Suomen Voima is a comprehensive energy market actor with a broad project development portfolio. Our expertise covers project development and construction across a range of generation technologies, as well as operations, optimization, balancing, and risk management of electricity trading.

1995
Established
18
Shareholder companies
1,6
TWh
Production portfolio
98
%
Clean energy

Our activities in the energy sector

Our production portfolio consist of wind power, hydropower, nuclear power, solar power and thermal power. In addition to holding stakes in production assets, we have a broad development portfolio.

Development projects

In addition to our existing 1.6 TWh Nordic electricity production portfolio, we are actively seeking new investment opportunities and developing new energy projects.

Latest News from Suomen Voima

Published27.10.2026 Kaasumoottori-hanke anniinakarkkainen Article kaasumoottorivoimalaitos Suomen Voima
Suomen Voima explores a gas engine power plant project in Mäntsälä

Suomen Voima explores a gas engine power plant project in Mäntsälä

Published27.10.2026 Kaasumoottori-hanke anniinakarkkainen Article kaasumoottorivoimalaitos Suomen Voima
Suomen Voima Oy is exploring the possibility of building a gas engine power plant in Kapuli, Mäntsälä. According to the plan, the power plant would consist of several gas engines with a total electrical output of approximately 40 MW. In addition, the plans allow for a potential expansion of the project, in which case the […]
Published15.6.2026 Kaasumoottori-hanke hoyry Article
Suomen Voima explores a Gas Engine Power Plant Project in Kotka

Suomen Voima explores a Gas Engine Power Plant Project in Kotka

Published15.6.2026 Kaasumoottori-hanke hoyry Article
Suomen Voima Oy is exploring the possibility of building a gas engine power plant in Mussalo, Kotka. According to the plan, the engine power plant would consist of several gas engines with a total electrical output of approximately 40 MW. The planning also takes into account the potential future expansion of the project, in which […]
Published27.5.2026 The Noste Project hoyry Article
Share your views on the Kapusta pumped hydro storage project

Share your views on the Kapusta pumped hydro storage project

Published27.5.2026 The Noste Project hoyry Article
Suomen Voima Oy is planning a pumped hydro storage plant in the Kapusta area of Kemijärvi, with a capacity of 100 MW. The project area is located along the Kemijoki River, approximately 34 kilometres south of the central urban area of Kemijärvi. The pumped hydro storage project consists of a production area of approximately 1,130 […]