Unilife, a developer and commercial supplier of injectable drug delivery systems, has appointed John Ryan as general counsel and secretary. Christopher Naftzger, who has been general counsel, secretary, and chief compliance officer since 2010, will remain at Unilife and assumes the position of vice president of legal affairs.

Ryan has nearly two decades of legal experience in contract negotiations, corporate compliance, commercial and government litigation, and regulatory matters. Prior to joining Unilife, he was a partner at the law firm of Duane Morris, where he represented healthcare, financial and managed service companies across contract negotiation, dispute resolution, consumer class-action litigation, and antitrust cases. 

For eight years, Ryan held senior roles including deputy general counsel at Aramark, where he served as chief counsel for several business divisions.