St. Louis Symphony
The St. Louis Symphony Orchestra houses two choral ensembles: the St. Louis Symphony Chorus and the IN UNISON Chorus. Founded in 1976 by music director Jerzy Semkow and its first director, Thomas Peck, the St. Louis Symphony Chorus is an orchestral chorus that performs in major concerts throughout each season, usually featured in choral symphonies. The Symphony Chorus is currently directed by Amy Kaiser, a well-known choral director, having previously led various ensembles across the country.