As a classical organist Willem Tanke is a prominent interpreter of works by J.S. Bach, Johannes Brahms, Max Reger and Olivier Messiaen: 

As a performing composer and improviser he developes an original and innovative musical language: 

By applying the souplesse and vitality of his own music to interpreting the classical repertoire (for instance the notion of dance in Bach's music) he maintains a daily practice in which improvisation, composition and interpretation are fully integrated.

Willem Tanke documents his expertise with educational videos.