Walter Seyfarth (Clarinet) is a native of Düsseldorf and was a first prize winner at the age of sixteen in the Deutscher Tonkünstlerverband competition. Following his studies at the Freiburg Musikhochschule with Peter Rieckhoff and with Karl Leister at the Berlin Philharmonic Orchestra Academy, he was appointed to the Saarbrücken Radio Symphony Orchestra. In 1985, he joined the Berlin Philharmonic as Solo Eb-Clarinettist.
It was Seyfarth who founded the Berlin Philharmonic Wind Quintet in 1988. He is also a member of the larger ensemble "The Winds of the Berlin Philharmonic". Among his teaching and mentoring responsibilities are the Berlin Philharmonic Orchestra Academy, the Jeunesses Musicales World Orchestra and the Venezuelan Youth Orchestras