William G. Parrett

Parrett graduated with an undergraduate degree (BBA) in accounting from St. Francis College, New York, in 1967. He then became a certified public accountant.

In April 2007, he was given an honorary degree of Doctor of Humane Letters by his alma mater.

Parrett was the chairman of the board of the United States Council for International Business from April 2005 through March 2010. Prior to that, Parrett was the CEO of Deloitte Touche Tohmatsu from 2003 until he retired from his position in 2007. He served on Deloitte's Global Executive Committee from 1999 to 2007. In 1997, he also founded the Global Financial Services Industry Group, which he led as chairman. In UBS, Parrett chaired the Audit Committee since 2009, had been a member of the Corporate Culture and Responsibility Committee since 2012 and member of the Compensation Committee since 2015.

His previous positions include a board membership at the International Chamber of Commerce, chairman of the board of the United Way Worldwide and a trustee of the Catholic University of America.

He has provided service to many of the Deloitte's leading clients serving as an Advisory or Leadership Partner, among others to General Motors, Merrill Lynch & Co., Abbott Laboratories, Metropolitan Life Insurance Company, Royal Bank of Canada, BASF, Bridgestone Corp., The Charles Schwab Corp., Marsh & McLennan Companies and The Procter & Gamble Company.

Spouse: Diane Parrett

Children: Debra Volpe, Suzie Vallerie, Courtney Balsam, Christie Parrett, Steven Parrett, Gregory Parrett

Grandchildren: Brooke Volpe, Paige Volpe,

Steven Parrett Jr, Ellie Volpe, Lila Volpe, Sarah Parrett, Ray Vallerie, Cynthia Parrett, Luke Balsam, Dominic Parrett, Connor Balsam