Sacred and Profane Chamber Chorus - Since its inception, the group has concentrated on a cappella works of the medieval era, the Renaissance and the 20th century. Oakland and Berkeley, California, USA. San Francisco Choral Artists - A 24-voice chamber choir that mainly performs music by 20th century composers. St. Martin's Chamber Choir - A professional ensemble of 20 voices from Denver, Colorado USA Sevenoaks, The Cantate Choir - Large chamber choir focused on quality performances. Brief information, including upcoming events and ticket prices. Sevenoaks, Kent, UK. Scottish Chamber Orchestra Chorus - Provides the Orchestra with a resident choir. Link to the choir on the orchestra home page. St Albans Chamber Choir - A major contributor to the musical life of the St Albans area, England. Stairwell Carollers - Small chamber a cappella choir whose repertoire includes seasonal carols, as well as music of the Renaissance. Ottawa, Canada. San Francisco Bay Area Chamber Choir - Specializes in a cappella works of masters of the past and significant modern composers. Somerset Chamber Choir - English chamber choir singing music from medieval times through to the present day. The Sixteen - Internationally known English choral group with a supporting orchestra, concentrating on the heritage of early English polyphony, the masterpieces of the Renaissance as well as a diversity of twentieth century choral work. Summa Musica Chamber Choir - An a cappella choir based in Perth, Western Australia, Australia