Gregg de Castro – received his music education at Mount St. Mary’s College and Boston University with studies in voice, trombone, music theory and orchestration.  He studied and sang under the great choral conductor and educator Paul Salamunovich.  Gregg is a 25 year vocal student of Maestro Seth Riggs and is a Seth Riggs Associate Voice Teacher, having received his teaching certification directly under the private instruction of Seth.

Until recently, Gregg had been a faculty member at The Orange County School of the Arts for 4 years and has been teaching private voice, guitar, and piano lessons for more than 20 years to both beginners and industry professionals. Located in Huntington Beach, he continues sharing his knowledge with students, young and old alike.