Tracy Mortimore enjoys a diverse career performing extensively on modern and historical double basses and violone. A native of Toronto, he was a long standing member of L’ensemble Denis Sching and co-founder of the flute and double bass duo Diaphony. He also appeared with New Music Concerts, Fifth Species, and Continuum. As an Early Music specialist Mr. Mortimore has worked with Santa Fe Pro Musica, Washington Bach Consort, Musica Pro Rara, Rebel, Tafelmusik, Opera Atelier, Toronto Consort, Wolftrap Opera, Chatham Baroque, Folger Consort and Aradia Ensemble with whom he has made over 45 recordings.

Since moving to the United States in 2000, he has devoted an ever increasing amount of energy to contemporary classical and jazz movements as an improviser and composer, performing regularily with the jazz trio The Deciders, freestyle sextet Dust and Feathers, and Syrinx Ensemble, a unique quartet project focused upon direct interaction with the avian world.

Mr. Mortimore has performed in New Zealand, Singapore, Switzerland, England, Japan, Italy and across the United States and Canada.

Tracy joined 51XO in 2015.