• The Bach Ensemble (founding member, 1978-present)
  • Concert Royal (principal oboe and recorder, 1978-present)
  • Aston Magna festival (1977-present)
  • Blue Hill Bach Festival (principal oboe and recorder, 2011-present, artistic director 2013-present)
  • Clarion Music Society (1984-present)
  • Musica Angelica (2012-present)
  • Arcadia Players (2009-2016)
  • Boston Handel and Haydn Society (principal oboe and recorder, 1986-2016)
  • Metropolitan Opera (principal recorder, 1983-2016)
  • The New York Collegium (principal oboe and recorder 1998-2007, founder and artistic director 1998-2000)

Other performances:
Solo, chamber, recital, and orchestral appearances playing baroque, classical, early romantic, and modern oboes and recorders in Europe, North and South America and Australia, solo performances with the above ensembles and the Academy of Ancient Music, the Metropolitan Opera, Great Performers at Lincoln Center, Boston and Berkeley Early Music Festivals, and the Bruges, City of London, London Proms, Regensburg, Ravinia, Blossom, Tanglewood, Mostly Mozart, and Brooklyn Academy of Music Next Wave festivals. Ad-hoc orchestral and chamber performances in the Boston and New York areas and elsewhere, 1978-present, with ensembles including the American Classical Orchestra, Smithsonian Chamber Players, American Bach Soloists, Pacific Musicworks, Tafelmusik, Four Nations Ensemble, Calliope Renaissance Band, Clarion Music Society, Boston Museum Trio, Boston Baroque, Boston Pops, Boston Early Music Festival Orchestra, Berkshire Bach Society, Berkshire Opera, Columbia Festival Orchestra, Dinosaur Annex, Philharmonia Virtuosi, Amor Artis, Dallas Bach Society, Ars Lyrica Houston, Commonwealth Opera, Long Beach Opera, and many others.