Three years later, he founded the Philharmonic Wind Quintet, with whom he undertook worldwide tours and has released numerous CD recordings. As a lecturer, Walter Seyfarth works at the orchestra academy of the Berliner Philharmoniker, at international youth orchestras as well as in the context of masterclasses. From 2003 to 2011 he was woodwind mentor of the Orquesta Sinfónica de la Juventud Venezolana Simon Bolivar. Between 2012 and 2015, Walter Seyfarth, who counts the composer Albert Lortzing and Ferdinand Ries as his ancestors, appeared as a regular guest soloist at the Brazilian festival Música em Trancoso.