John Ryan, former senior vice president and deputy general counsel of ARAMARK Corporation, has rejoined the law firm of Duane Morris, where he will serve as a partner in the firm's trial practice group out of its Philadelphia office.

In his position at ARAMARK, Ryan led the legal teams for ARAMARK's sports, leisure and corrections group, as well as its business and industry group. He also led ARAMARK's intellectual property and supply chain legal support.

In addition, Ryan served as counsel to ARAMARK's chief compliance officer. Prior to that role, he oversaw ARAMARK's litigation and government investigations function and led the legal teams for ARAMARK's healthcare and education operating groups.

Previously, Ryan was an associate at Duane Morris from 1999 to 2003, and as a partner from 2004 to 2005. At Duane Morris, Ryan focuses his practice on white collar criminal defense and internal corporate investigations for public and private companies, corporate governance and commercial litigation. Ryan has significant experience designing and implementing FCPA compliance programs around the world for multinational companies. He has conducted internal investigations into allegations of FCPA violations, particularly in Asia, Europe, South America and the Middle East.

Ryan was previously an assistant district attorney at the Manhattan District Attorney's Office, and he served as a member of the office's Special Prosecutions Bureau. As a prosecutor, Ryan conducted grand jury investigations into healthcare fraud, employee embezzlement, consumer fraud and other white-collar crimes. Ryan was the lead prosecutor in a significant grand jury investigation into bribery and electronic data falsification at a large New York-based investment bank.