Polarstern GmbH

About us

Changing the world with energy - that's what drives Polarstern and has enabled the team to stimulate the market again and again - always with 100% renewable energy for electricity and heating. Polarstern shows the way to a common energy future; whether as the first energy supplier with green gas from completely organic residues, with the first flexible, decentralized electricity products for multi-party buildings (tenant electricity), with green hydrogen production or their consistently sustainable management. Being an impact driven green energy supplier Polarstern invests in the energy transition worldwide - in Germany, in Europe and in the Global South.