Jan Williams has performed as solo percussionist with orchestras in Paris, Berlin, Israel, Detroit, New York, and Copenhagen. He has appeared as percussionist, conductor, and instructor throughout the United States and internationally. Composers who have written works for him include John Cage, Elliott Carter, Joel Chadabe, Luis De Pablo, Gustavo Matamoros, Frederic Rzewski, Iannis Xenakis, Morton Feldman, Orlando Garcia, Nils Vigeland, and Lukas Foss. His playing and conducting has been captured on at least three dozen commercial recordings and hundreds of archival recordings. Professor Williams presented masterclasses and workshops with the Percussion Department of the ANU School of Music.