- Amarillo Opera
- Austin Lyric Opera
- Civic Light Opera Prod Office
- Civic Light Opera Prod Office
- El Paso Chorale
- El Paso Chorale
- El Paso Opera
- El Paso Opera
- Florentine Opera Co Inc
- Gilbert & Sullivan Society
- Gilbert & Sullivan Society
- Grand Opera House
- Houston Ebony Opera Guild
- Houston Ebony Opera Guild
- Houston Grand Opera
- Houston Grand Opera
- Houston Grand Opera Assn
- Houston Grand Opera Assn
- Kitsap Peninsula Opera
- Let's Go To The Opera
- Let's Go To The Opera
- Lyric Opera Of San Antonio
- Lyric Opera Of San Antonio
- Madison Opera Inc
- New York Cantonese Opera Inc
- New York Grand Opera
- Opera For The Young
- Opera Guild-Northern Virginia
- Opera Longview
- Opera Memphis Inc
- Opera Roanoke
- Pamiro Opera Co
- Richland Light Opera Co
- Spokane Opera
- Tacoma Opera
- Thrashers Opera House
- Virginia Opera
- Virginia Opera Assn
- Washington East Opera
- Washington East Opera
- Washington Opera Costume
