In addition to being the current director of the Valley Harmony Singers, Sean has been the assistant director of the Pasadena chapter. Having discovered singing in the barbershop style in high school, he rediscovered his interest in four-part a cappella in 2003, and since 2004, was the baritone for the Chromatics from 2018 through 2023. He joined the Valley Harmony Singers in 2004, and has sung with chapter quartets, the Canes and Ables, and the Great American Sound company. At the end of 2004, he accepted the position of Valley Harmony Singers chorus director, bringing his joy of helping the chorus prepare, improve and perform.