District Heating

KELAG Energie & Wärme GmbH

Your partner for heat & energy

“What we do is active climate protection!“


For nearly 50 years Austria has relied on Kelag Energie & Wärme, the country´s largest private heat supplier. The company is also the market leader in the use of industrial waste heat and bioenergy.


Our clients include private households, property developers and property management companies, public and private service providers in addition to industry and manufacturing companies. We supply chemical companies, hospitals, production sites and large-scale breweries with eco-friendly heat, furthermore we offer various facility management services.


In Austria our company network operates 84 district heating grids based primarily on biomass and industrial waste heat. We also run around 900 central heating stations in larger units. In addition to our activities in Austria we are also present in neighbouring European countries.

Products & Services:


  • Operator of district heating networks
  • In urban areas we focus on district heating.
  • The energy service is of interest for larger individual properties and companies.



Our Projects:

  • Municipal district heating projects based on biomass, waste heat, biogas
  • Municipal district heating projects based on conventional fuels
  • Heating systems based on contracting
  • Combined heat and power plants
  • Industrial Projects
  • CHP projects based on CO2 certificate trading


Facts & Figures:

  • Structure: part of Kelag-Company
  • Branch offices: throughout  Austria
  • Employees: about 200
  • Export: Slovenia


Target Groups:

  • Local authorities, municipalities, businesses



  • Highly service and customer-oriented approach



  • Consolidate market position, target sustainable growth