Doppstadt is a family-owned company. Founded in 1965, it has sites at Calbe, Velbert, Wilsdruff and Wülfrath, in Germany, and Rockville, Maryland, USA and Vienna, in Austria. Doppstadt serves customers in over 40 countries worldwide with its own network of dealers, supplying its intelligently designed machines and holistic process technology solutions. The Doppstadt Group focusses on waste treatment (volume reduction), recycling, solid fuel production from biomass, gas production from biomass (digestion), soil remediation (washing) and recovering and processing sand and gravel. The technical processes supported by the company's product portfolio in its core markets are: size reduction, separating, splitting, cutting, washing, transferring, mixing and conveying. Ferdinand Doppstadt is the second generation of his family to manage the business, which operates on the international stage: he runs it with his management team.