Illinois Symphony Orchestra, Inc. Events Upcoming New Members Categories Symphony Orchestras 501 W. Elliott Ave. Springfield IL 62702 (217) 522-2838 (309) 820-1650 Send Email Visit Website News Adventure Awaits with your Illinois Symphony Orchestra at Holiday Pops in the Heartland Release Date: December 06, 2023 Illinois Symphony Orchestra Announces Change in the Sizzling Strings Concert Release Date: November 27, 2023 Rep/Contact Info Mr. Trevor Orthmann × Mr. Trevor Orthmann Executive Director Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×