Nā Leo is an advanced treble choir and typically studies three- and four-part advanced treble music.

My Father's World (with otional treble choir) (C. Alan Publications)

It is the second level for female singers, and students are required to audition before joining the treble choir.

It is also an audition-only choir, and usually consists of singers who have graduated from the concert or treble choirs.

There are three choral groups including concert choir, treble choir, and varsity choir.

Women's Choir - a beginning/intermediate treble choir; Open Enrollment; All grade levels.

The festival developed out of a sense that the Bay Area was home to many treble choirs who had been acclaimed for their performance of contemporary music.

Hodie Christus natus est (version for treble choir), Thula babana.

A children's choir or treble choir is a choir for boys and girls.

The treble choir, which consists of women only, is named Tapestry.