Igor Vieira 

1) Soloist - Beethoven's 9th Symphony - Campinas Symphony (Brazil) - 2020

2)Marquis - Dialogues des Carmelites - Berkeley Chamber Opera (USA) - 2020

3) Soloist - Carmina Burana - Napa Sing (USA) - 2020

4) Soloist - Concert in the Presidio Series (USA) - 2020

5) Stage Director - La Traviata - West Bay Opera (USA) - 2020

6) Soloist - South Carolina's Piccolo Spoletto Festival (USA) - 2020

7) Dandini - La Cenerentola - Cinnabar Opera Theater (USA) - 2020

8) Dandini - La Cenerentola - Pocket Opera (USA) - 202

9) Danidini - La Cenerentola - Mendocino Music Festival (USA) - 2020

Luciano Pavarotti Voice Competition 

(With Larry Fountain, Juremir Vieira, Mirna Rubim, Alpha de Oliveira, Lukas Doro, Luciano Pavarotti, Laura Aimbire, Celinelena Ietto, Paulo Fortes, Marcos Paulo and Paulo Szot)

Rio de Janeiro - Brazil

Gubetta- Lucrezia Borgia (G. Donizetti)

(With Renee Fleming)

San Francisco Opera - USA