Opera Companies of Colorado
Aspen Music Festival - three opera productions as part of a summer music festival in the high country
Central City Opera - three operas in summer repertory plus other productions and programs though out the year
Colorado Light Opera - formerly CU Opera in the Summer; two productions in repertory each summer
Crested Butte Music Festival - a semi-staged opera included in a summer music program
Emerald City Opera - a fully-staged opera in August in Steamboat Springs plus an opera by Opera Institure Artists
Empire Lyric Players - a Gilbert and Sullivan company, performing annually since 1958
High Desert Opera Company - a fully-staged opera and a New Year's Eve Gala annually in Grand Junction
Loveland Opera Theatre - performances, opera classes, and school outreach program
Opera Colorado - three operas per season plus other productions and programs throughout the year
Opera Fort Collins - a classic opera in August, a mid-year gala and a concert opera in the spring
Opera Theatre of the Rockies - an annual opera production in early March in Colorado Springs plus outreach programs

University Opera Programs in Colorado
Colorado State Opera Theatre - an opera in the fall and spring, a fund raiser in the fall
CU Opera - three operas during the academic year plus opera scenes
Lamont Opera Theatre, University of Denver - a production in the fall and spring plus opera scenes
UNC Opera Theatre - two major opera productions per year and opera scenes