High-End Amplifiers made in Germany Lehmannaudio Vertriebs GmbH was founded in 1988 by the young student of audio engineering, Norbert Lehmann, in Cologne, Germany. After 11 years in pleasant Bergisch Gladbach the company returned to the Rhineland metropolis in spring of 2018. Here with passion for detail is being created what has come into favour in the whole world because of it's quality: the Lehmannaudio product line. Made in Germany.