About us

Ambitious growth – developing and providing green energy solutions

Gren is a Northern European energy company. We develop and provide green energy solutions that range from sustainable district heating to renewable and industrial energy to meet the daily needs of our customers and communities.

Gren invests boldly in the current operations while actively seeking opportunities beyond the existing business. Gren’s investments benefit society and industries, bringing decarbonization and increasing energy security that reduces the amount of imported fossil fuels.

Our ambition is to be the best industrial energy service provider in the region and the first choice of greenfield projects executioner in the region. The company strives to build an excellent and scalable platform for growth beyond our current core home markets.

The business is focused on producing sustainable energy based on local renewables, waste, and excess heat from industrial processes and providing the best energy solutions.

Gren operates in Estonia, Finland, Latvia, Lithuania, and the United Kingdom and has ambitious growth plans to expand business by actively searching for new efficient solutions and growth opportunities beyond the existing businesses.

Icon of regenerative energy

~290 mEUR

Revenue Icon of regenerative energy
Icon of heated building

1.1 bnEUR

Total assets Icon of heated building
Icon of workforce

3.0 TWh

Energy sales Icon of workforce
Icon of customer care


Customers Icon of customer care

Gren is owned by Partners Group

Gren is owned by Partners Group, one of the largest private market investors. Partners Group is a leading global private markets firm. Since 1996, the firm has invested USD 200 billion in private equity, private real estate, private debt and private infrastructure on behalf of its clients globally. Partners Group seeks to generate attractive returns by capitalizing on thematic growth trends and transforming attractive businesses, and assets into market leaders. The firm is a committed, responsible investor and aims to create sustainable returns with lasting, positive impacts for all its stakeholders. The firm employs more than 1,800 diverse professionals across 20 offices worldwide and has regional headquarters in Baar-Zug, Switzerland; Denver, USA; and Singapore. It has been listed on the SIX Swiss Exchange since 2006 (symbol: PGHN).

Gren’s customer base has grown strongly

Gren’s customer base has grown strongly as the result of organic growth and acquisitions of energy businesses in the Baltics and in the UK.

Gren logo RGB

Subscribe to Gren news