The sound of Contemporary A Cappella has evolved by leaps and bounds over the past decade, and few arrangers have had as large an impact on that evolution as Rob Dietz.

Having spent over twenty years transforming a cappella through his work in television (NBC’s The Sing-Off, The Late Late Show with James Corden, Pitch Slapped) and hundreds of award-winning charts for groups of all levels, Rob’s distinct arranging style is enjoyed by millions of vocal music fans around the world. Past clients and collaborators include Pentatonix, Voiceplay, Peter Hollens, The Maccabeats, Kings Return, The Swingles, Avi Kaplan, and more. His arrangements are available from major publishers, including Alfred Music and Hal Leonard.

Rob’s arranging techniques put your audience first, blending years of experience in multiple genres with an innovative approach to create memorable, engaging, and impactful music!

“Rob is an essential member of the a cappella pantheon, crafting impeccable music and providing insightful leadership to the next generation!”

-Deke Sharon, Producer NBC’s The Sing-Off, Pitch Perfect

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