Volker Altmann plays the Viennese horn at the Wiener Philharmoniker (Vienna Philharmonic Orchestra). As a member of various chamber music ensembles he has performed numerous concerts and recorded CDs (see discography).
He has his own class for horn (since 1982) and also taught chamber music (1988-2001) at the Konservatorium Wien. Since September 2006 he is teaching chamber music for wind instruments at the Universität für Musik und darstellende Kunst Graz (University for Music and Dramatic Arts).
Volker Altmann has been invited as guest professor to many music festivals and is a member of juries to several national and international competitions. (See curriculum vitae)