- Sopranos
- Madeline Bender
- Valentina Farcas
- Elizabeth Futral
- Cynthia Lawrence
- Amy Orsulak
- Ailyn Pérez
- Barbara Quintiliani
- Carter Scott
- Mezzo Sopranos
- Jane Bunnell
- Leah Summers
- Leah Wool
- Tenors
- Stephen Costello
- Bryan Hymel
- Matt Morgan
- Todd Wilander
- Tracy Wise
- Baritones
- Markus Beam
- David Kravitz
- Jason Stearns
- Bass-Baritones
- Daniel Mobbs
- Daniel Sumegi
- Jeffrey Wells
- Basses
- Brian Kontes
- Ben Wager
- Conductors
- Friedrich Haider
- Timothy Long
- Steven White
- Masterclasses & Narrations
- Evelyn Lear