After leaving Wesleyan, Zummo moved to New York City, where he continued trombone studies with Carmine Caruso and Roswell Rudd and sought out the influences of James Fulkerson and Stuart Dempster.
Following his time at Wesleyan, Zummo moved to New York City to continue his trombone studies under Carmine Caruso and Roswell Rudd, while also seeking out the musical influences of James Fulkerson and Stuart Dempster.