Investing £1 billion in low carbon infrastructure

Addressing concerns about the cost of living

Delivering easy, affordable, green energy for everyone

What we do

Gren develops and delivers decentralised energy solutions ranging from sustainable district heating and cooling to renewable and industrial energy. Gren is already an established energy supplier in Northern Europe, running approximately 600km of pipeline under cities in Finland, Estonia, Latvia and Lithuania. Gren’s managed networks are a mainstay of heat consumption in Scandinavia and northern Europe.

Here in the UK, we’re partnering with government, businesses and local communities to develop and deliver a best practice approach for the rapid decarbonisation of our existing assets as well as those we build for the future.

Our Services

District Heating


Combined Heat and Power

Mike Reynolds

“The UK energy market is going through a period of unprecedented change. Gren’s dynamic and agile approach is exactly what is needed to unlock the huge potential in this market and stimulate rapid acceleration in decentralised energy and district heating.”

CEO, Gren Energy Ltd

Mike Reynolds, CEO Gren Energy Ltd