Gary Graden was born in the USA and studied at Clark University, the Hart School of Music, the Aspen Summer Music Festival, and with Eric Ericson at the Royal Academy of Music in Stockholm. 

Helene Stureborg worked between 1990 and 2022 as a choral conductor and pedagogue at the Stockholm Musikgymnasium/
Kungsholmens gymnasium.

Mikael was educated at the Royal College of Music in Stockholm. He has a degree in conducting, piano and vocal singing.