Samuel Di Piazza has been a Director of JLL since May 2015. Mr. Di Piazza retired as Global Chief Executive Officer of PricewaterhouseCoopers International Ltd. in September 2009, after eight years of leading the largest professional services firm in the world. Over his thirty six year career at PwC, he led the US Firm as Chairman and Senior Partner, the Americas Tax Practice and was a member of the Global Leadership Team. After retiring from PwC, Mr. Di Piazza joined Citigroup, Inc., where he served as Vice Chairman of the Global Corporate and Investment Bank from 2011 until February 2014. He currently serves as the Chair of the Board of Trustees of Mayo Clinic. Mr. Di Piazza serves on the board of directors of DirecTV, Inc., ProAssurance, Inc. and AT&T Inc., all NYSE listed companies. He is a member of the Executive Committee of St. Patrick’s Cathedral in New York City and The Inner City Scholarship Fund of New York City. He is a Trustee of the USA Foundation Board of the World Economic Forum and a member of the Executive Committee of the National September 11th Memorial and Museum. Mr. Di Piazza has served as a Trustee of the International Financial Reporting Standards Foundation, and is past Chairman of the Geneva based World Business Council on Sustainable Development, The Conference Board, Inc., Junior Achievement Worldwide and the Financial Accounting Foundation, the oversight body of the FASB. Mr. Di Piazza received a B.S. in accounting from the University of Alabama and an M.S. from the University of Houston. Mr. Di Piazza is the co-author of Building Public Trust: The Future of Corporate Reporting.