[3] McCoy took an interest in double bass while at Greenbank Middle School and in 1977, he began to study the instrument with David Currie.
In 1985, McCoy joined the Metropolitan Opera Orchestra in New York City and was subsequently promoted to Assistant Principal double bass, which is the chair he currently holds.
[10] In 1995, McCoy performed the Canadian premiere of Jon Deak’s Pulitzer Prize-nominated concerto, Jack and the Beanstalk.
[14][15][16] With the groups Ensemble Sospeso,[17] Sequitur,[18][19] and Speculum Musica,[20] McCoy has premiered and recorded chamber works by contemporary classical composers including Ades, Andriessen, Carter, Del Tredic, Druckman,[21] Lachenmann, Meltzer, Musgrave, Neuwirth, Patitucci Rakowski, Shore, and Wolff.
[citation needed] As a session musician, McCoy has recorded scores and string tracks for motion picture and television soundtracks as well as popular artists.