Kronos Quartet
	Modern Mandolin Quartet

	American Youth Symphony
	Berkeley Symphony Orchestra
	California Youth Symphony
	Capistrano Valley Symphony
	Contra Costa Chamber Orchestra
	Ear Unit
	Empyrean Ensemble
	Freemont Symphony Orchestra
	Fresno Philarmonic Orchestra
	Hewlett-Packard Symphony Orchestra
	La Jolla Symphony & Chorus Association
	Livermore-Amador Symphony
	Long Beach Symphony Orchestra
	Los Angeles Baroque Orchestra
	Los Angeles Chamber Orchestra
	Los Angeles Classical Chinese Orchestra
	Los Angeles Mozart Orchestra
	Los Angeles Philarmonic Orchestra
	Marin Symphony Orchestra
	Modesto Symphony Orchestra
	Monterey Symphony
	Mozart Classical Orchestra
	Music Academy of the West Summer Festival
	New West Symphony
	Nova Vista Symphony
	Oakland East Bay Symphony
	Oakland Youth Orchestra
	Peninsula Symphonie Orchestra
	Redwood Symphony
	San Bernadino Symphony Orchestra
	San Diego Chamber Orchestra
	San Diego Symphonie
	San Diego Youth Symphony
	San Francisco Community Music Center Orchestra
	San Francisco Contemporary Music Players
	San Francisco Symphony
	San Francisco Symphony Youth Orchestra
	San Jose Symphony
	Santa Barbara Chamber Orchestra
	Santa Barbara Symphony Association
	Santa Rosa Symphony Orchestra
	Stockton Symphony
	Tapia's Gold
	Vallejo Symphony Association
	The Women's Philarmonic

Choral Groups

	All-American Boys Chorus
	Angeles Chorale
	Baroque Choral Guild
	Bimbetta
	California Bach Society
	Chanticleer
	Contra Costa Children’s Chorus
	William Hall Master Chorale
	KITKA Women'sn Vocal Ensemble
	Los Angeles Children's Chorus
	Los Angeles Master Chorale & Sinfonia
	Master of Harmony
	Masterworks Chorale
	Pacific Boychoir Academy
	Pacific Chorale
	Sacramento Master Singers
	San Diego Children's Choir
	San Francisco Bach Choir
	San Francisco Girls Chorus
	San Francisco Symphony Chorus
	Schola Cantorum