Marc enjoys a diverse international career on historical and modern violins, performing as soloist, chamber musician, concertmaster or director/conductor. He is co-concertmaster of the Orchestra of the 18th Century (Amsterdam), first violinist of the Axelrod String Quartet (Smithsonian Institution, Washington, DC) and of the Vancouver quartet Microcosmos, and is a regular guest director and soloist with the Australian Brandenburg Orchestra, the Australian Haydn Ensemble and Lyra Baroque Orchestra. In Vancouver he has been director of the Pacific Baroque Orchestra, concertmaster of the CBC Radio Orchestra and first violinist with the Purcell String Quartet. He performs regularly for Early Music Vancouver, is Artistic Director of the Pacific Baroque Festival (Victoria), a member of the Turning Point Ensemble, and concertmaster of the Oregon Bach Festival Baroque Orchestra.
His recording of Haydn violin concertos (ATMA) has been critically acclaimed, and he has commissioned and premiered numerous works by Canadian composers. A highly-respected teacher, he has been a visiting artist at the Paris, Utrecht and Moscow Conservatories, the Banff Centre, Australian National University, Sydney Conservatorium, University of Indiana, Case Western University, UVic and UBC. He is on the faculty of the Berwick Academy at the Oregon Bach Festival.