Cain Brothers, a division of KeyBanc Capital Markets, the corporate and investment banking arm of KeyCorp (NYSE:KEY), has hired Roman Rezanowicz as a managing director.

Rezanowicz is based in the firm’s New York office. Rezanowicz brings more than a dozen years of investment banking experience, most recently at Jefferies (NYSE: JEF), where he represented a wide range of privately-held and publicly-traded companies within the pharmaceutical services and technology sector.