Donald Weilerstein has concertized extensively throughout the world as soloist and chamber musician. For twenty years (1969–1989) Weilerstein was the first violinist of the renowned Cleveland Quartet, with whom he toured the world. His recordings with the quartet can be heard on the RCA, Telarc, CBS, Phillips, and Pro Arte labels. These recordings have earned seven Grammy nominations and won Best of the Year awards from Time and Stereo Review. Weilerstein is a very active as a member of the acclaimed Weilerstein Trio which is in residence at the New England Conservatory of Music.