Our services 

We create and deliver clean energy services that help people live comfortably, happily, and sustainably, throughout the seasons.  

Serving homes, offices and industries

Our leading-edge energy solutions are benefiting businesses, people, places and the planet. We bring you clean, cost-effective energy you can count on.

Industrial energy services

Collaborating with you as close partners, our people’s leading-edge expertise guides you to custom solutions that strike a balance. Finance, technology, availability, security – we solve it all, together. Estonia | Finland | Latvia | Lithuania | Sweden | United Kingdom

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District heating

We believe district heating is a key solution for driving decarbonisation. The safest, most environmentally friendly heating solution for cities and district areas, it ensures efficiency and improves air quality.

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District cooling

An efficient solution for cities and district areas, district cooling helps create a comfortable indoor climate. An example? We can use river water as a natural coolant, piping it through a building’s cooling system.

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Gren’s portfolio

Gren’s reach is growing – our businesses are located in Estonia, Finland, Latvia, Lithuania, Sweden and the United Kingdom.

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Fuel mix (2024):

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ca 95%

renewables (biomass, waste) Icon of green energy
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ca 5 %

non-renewables (waste, gas) Icon of flame

News and stories 

Here’s how we’re accelerating the energy transition.

News

05.02.26

Gren’s Industrial Energy Service plant for Juodeliai enters operations

04.12.25

Gren partners with Kanadevia Inova, LUEHR FILTER for its WtE plant in Acone

20.11.25

Gren has launched construction of a 50 MW woodchip boiler house for Riga’s district heating – a strategic investment of more than EUR 30 million

17.11.25

Gren to support the strengthening of Estonia’s electricity infrastructure

25.08.25

Gren commences construction of a 20 MW electrode boiler building at the Jelgava CHP plant

20.08.25

Gren Appoints Bernardo Clementino as New Chief of Staff to Strengthen Strategic Leadership

10.07.25

91% of people in Latvia support recovering energy from waste that is not suitable for recycling

03.07.25

Four years of Positively Different Energy

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