Opera Companies:

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• Albania, National Opera, Tirana

• Amarillo Opera, Texas

• Baltimore Opera

• Berkeley Opera, California

• Buenos Aires Lírica, Argentina

• Canada, Hamilton Music Festival, Ontario

• Canada, Opera Plume, Quebec

• Chamber Symphony, San Francisco

• Chattanooga Opera, Tennessee

• Costa Rica, Opera Nacional

• Dortmund Opera, Germany

• Eugene Opera, Oregon

• Finland, Opera Ax, Aaland

• Inland Opera Company, California

• Knoxville Opera, Tennessee

• Livermore Valley Opera

• Marin Opera, California

• Mexico, Opera Nacional, Mexico City

• New West Symphony, California

• Opera Idaho, Boise

• Opera Memphis, Tennessee

• Opera Panamá, Panamá

• Opera San José, California

• Opera Theater West, California

• Orlando Opera, Florida

• Pennsylvania Opera Festival

• Rimrock Opera, Montana

• Rogue Opera, Medford, Oregon

• Sacramento Opera, California

• San José Chamber Orchestra

• Santa Cruz, Espressivo

• Scholar Opera, California

• Shreveport Opera, Louisiana

• Spring Opera Theater, San Francisco

• Stanford Opera Theater, California

• Summer Festival, Hamilton, Ontario

• Sweden, Opera På Unsgkär

• Teatro Argentino, La Plata, Argentina

• Teatro Municipal, Bahía Blanca, Argentina

• Teatro Colón, Buenos Aires, Argentina

• Teatro Roma, Avellaneda, Argentina

• Utah Opera, Salt Lake City

• Utah Festival Opera

• Ventura Symphony, California

• Virginia Opera

• Wagner Society, San Francisco

• West Bay Opera, California

• Western Opera Theater, San Francisco

• Zarzuela Festival, Napa, California