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

Gren offers another way forward: a long-term partnership covering energy supply and the infrastructure behind it through two pathways. Estonia | Finland | Latvia | Lithuania | Sweden | United Kingdom

Discover more >>>

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.

Discover more >>>

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.

Discover more >>>

Gren’s portfolio

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

Discover more >>>

Fuel mix (2024):

Icon of green energy

ca 95%

renewables (biomass, waste) Icon of green energy
Icon of flame

ca 5 %

non-renewables (waste, gas) Icon of flame

News and stories 

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

News

05.08.26

Gren records strong customer satisfaction results across the Baltics

06.07.26

Five years of positively different energy

05.05.26

Gren Group completes €1.15 billion refinancing for its Baltics business

02.04.26

Gren continues to improve Jelgava’s district heating efficiency: 20 MW electrode hot water boiler begins operation

27.03.26

For more sustainable district heating in Riga: Gren lays foundation stone for a 50 MW woodchip boiler plant

25.03.26

Urmo Heinam appointed Chief Executive Officer of Gren Baltics

17.02.26

Gren announces leadership transition in Lithuania 

05.02.26

Gren’s Industrial Energy Service plant for Juodeliai enters operations

Gren news. In your inbox.