Josh Harvey began his professional accompanying career in church music at the age of 15 and quickly began playing for musical theatre productions from high school onwards. He received his degree in music theory and composition from Washington and Lee University in 2000 and became a lecturer, accompanist, and musical director for his alma mater's Department of Theatre and Dance and Department of Music. He received his M.A. in the Musical Direction of Musical Theatre from The Royal Conservatoire of Scotland in 2012.
He has played all over the world in churches, theatres, rock, jazz, choral, gospel, symphonic, and performance art settings; for weddings, funerals, bar mitzvahs, and concerts, including events in Germany, Ireland, Scotland, Canada, Cuba, Costa Rica, Norway, Haiti, and Finland.