Chicago Opera Companies
Artemisia
Bach + Beethoven Experience
Bella Voce
CHAI Collaborative Ensemble
Chicago A Capella
The Chicago Ensemble
Chicago Folks Operetta
Chicago Fringe Opera
Chicago Vocal Arts Consortium
Constellation Men's Ensemble
CSO Chorus
The Floating Opera Company
Forte Chicago
Fourth Coast Ensemble
Grant Park Chorus
Haymarket Opera
La Caccina
Lakeside Singers
Lyric Unlimited
Main Street Opera
The Marion Consort
Newberry Consort
New Moon Opera Company
Opera On Tap Chicago
Petite Opera
Praxilla Femina
Schola Antiqua
Third Eye Theatre Ensemble
Thompson Street Opera Company
Transgressive Theatre Opera
Vox3 Collective
Windy City Opera
Bach + Beethoven Experience
Bella Voce
CHAI Collaborative Ensemble
Chicago A Capella
The Chicago Ensemble
Chicago Folks Operetta
Chicago Fringe Opera
Chicago Vocal Arts Consortium
Constellation Men's Ensemble
CSO Chorus
The Floating Opera Company
Forte Chicago
Fourth Coast Ensemble
Grant Park Chorus
Haymarket Opera
La Caccina
Lakeside Singers
Lyric Unlimited
Main Street Opera
The Marion Consort
Newberry Consort
New Moon Opera Company
Opera On Tap Chicago
Petite Opera
Praxilla Femina
Schola Antiqua
Third Eye Theatre Ensemble
Thompson Street Opera Company
Transgressive Theatre Opera
Vox3 Collective
Windy City Opera