Led by Maestro William Intriligator, Cheyenne Symphony Orchestra (CSO) is a professional orchestra serving the city of Cheyenne and southeast Wyoming. The mission statement of CSO is to organize, fund and responsibly manage a quality, professional symphony orchestra in order to provide musical enjoyment, growth and cultural outreach, and to act as a catalyst for other cultural and educational events contributing to the quality of life for residents of Cheyenne and the surrounding areas.