Meet Our Directors
David Zimmerman – Director
David Zimmerman is a piano technician and freelance musician based in Whitestown, Indiana. He graduated from Ball State University in 2010 with a Bachelor of Science in Vocal/General Music Education and taught choir in Indiana public schools for twelve years. David has studied piano technology for many years and is a fully insured technician servicing pianos in the Indianapolis metropolitan area. He is the Musical Director of the Circle City Sound chorus. He is an arranger and composer of vocal and piano music and has been teaching private lessons on both instruments for many years.
David is a proud member of the Piano Technician’s Guild and Barbershop Harmony Society (14 years). From a young age, he has sung in a number of choirs and quartets representing a wide variety of musical styles. He has experience coaching quartets and choruses, organizing events for youth, and leading workshops for music education. He currently sings tenor with the 2015 International Champion Quartet, Instant Classic. Learn more about this quartet at instantclassicquartet.com
Skipp Kropp – Assistant Director

Skipp has a strong musical background, having played trumpet for over twenty years, including playing in the Purdue University Symphony Band while a student at Purdue. He has attended the Barbershop Harmony Society Directors College and has also served as Music and Performance Vice President in four of the chapters in which he has been a member, including the Greater Indianapolis Chapter.