Two of the most important business areas for the ETH Umweltservice GmbH Group – founded in 1985 – are disposing of industrial waste e.g. to generate renewable energy, and the production of biofuels. The company, which currently employs 30 people, processes organic by-products etc. using various methods and uses them to make biofuels. In addition to this, ETH jointly runs the “BioWerk Hamburg” biogas plant with Hamburg City Cleaning Department and BioCycling GmbH in Hamburg-Stellingen. ETH also produces energy pellets etc. for power plants and agricultural wholesale customers.