Original sentence: Arkivmusic - Stefan Vladar's recordings.In addition to his concert career (he remains active at an international level) he's the Grosses Orchester Graz principal conductor since 2002.Orquesta Sinfónica de Tenerife
Edited sentence: In addition to his concert career he's been the Grosses Orchester Graz principal conductor since 2002 and since 2008 principal conductor of the Vienna Chamber Orchestra