http://www.thomas-tallis-society.org.uk/tallis-chamber-choir/ 12-60 strong depending on the occasion, and specialising in unique and meticulously researched programmes http://www.gimell.com/H02.html English group, leading exponents of Renaissance sacred music. http://www.englishcentre.fi/tkk/ Originally an offshoot of the world-famous Tapiola Children's Choir, the Tapiola Chamber Choir is today an independent semi-professional ensemble with about 30 members. http://members.netscapeonline.co.uk/thamesvoyces/ A versatile chamber choir of 25 to 30 voices based in Bracknell, Berkshire, UK. http://patriot.net/~sunshine/tcs/ The Singers perform a wide range of classical and contemporary music, from Baroque masterworks to American spirituals and folk songs, Renaissance motets and madrigals to music of contemporary American composers. Washington DC. http://ds.dial.pipex.com/trinity.baroque/ 6 young professional singers who specialise in the authentic performance of sacred and secular music from 1500-1800. Cambridge, England. http://www.csc.tcd.ie/~singers/ 20-30 members, auditioned annually. Dublin, Ireland. http://www.saintmarks.org/tudor.html Seattle coed choir with a Tudor church, early American, Baroque, and Renaissance repertoire. Information about upcoming and past performances, tours, and recordings. http://www.twinriverchoralsociety.org/ Performs classical music not commonly heard in the Lehigh Valley / northwestern New Jersey area including Jewish music and international works performed in their native languages.