Mitch Paone: Ostinato/DIA from Type Directors Club on Vimeo. TDC Salon: April 7, 2016. "Ostinato/DIA" with Mitch Paone "Ostinato" is a continually repeating musical phrase or rhythm. DIA is a New York-based brand consultancy, design studio, and production company. This salon features DIA's creative director, Mitch Paone, who is the pianist and band-leader of the jazz-fusion group Non-Static.