SSU Symphonic Choir

California Redwood Chorale

Fellowship String Quartet

Lírios Quartet

The Tony Guerrero Quintet

Mendocino Music Festival Chamber Chorale

C.J. Chenier & The Red Hot Louisiana Band

Foxglove

The Steel Wheels

Choir in La Mirada, CA

Masters of Harmony

Oakland Asian Cultural Center

Sierra Master Chorale

Fandango

Lick-Wilmerding Vocal Ensemble

Modesto Symphony Orchestra Chorus

Presidio Theatre

Modesto Symphony Youth Orchestra

Kugelplex

Contra Costa High School Chorus

Frost School of Music faculty