Dennis M. Nally is Chairman of PricewaterhouseCoopers International Ltd., a network of membership firms that provides industry-focused assurance, tax and advisory services to build public trust and enhance value for clients and their stakeholders. More than 163,000 people in 151 countries across the PricewaterhouseCoopers network share their thinking, experience and solutions to develop fresh perspectives and practical advice for their clients.

Prior to his current role, Dennis served as Chairman and Senior Partner of the US Firm of PricewaterhouseCoopers LLP having first been elected to those roles in 2002.  From 2000 through 2001 he served as Managing Partner of the US Firm; and from 1998 to 2000, he was Audit and Business Advisory Services Leader for the Americas Theatre. Dennis joined the US Firm’s Detroit office in 1974 and became a partner in 1985. 

Dennis has extensive experience serving large multinational clients in a variety of industries, principally focusing on the technology market, including computers and life sciences.

He is a frequent speaker and guest lecturer on issues affecting the accounting profession and the global capital markets.  He has spoken at the World Business Forum, the APEC CEO Summit, the Financial Executives International, the Detroit Economic Club, the Cambridge Energy Research Association (CERA) annual global energy conference, New York University’s Stern School of Business, Ohio State University, Duke University’s Fuqua School of Business/Coach K Leadership Conference, Wake Forest University’s Hylton Lecture Series, and the Leighton Lecture Series at the University of Illinois. 

Dennis is a member of the American Institute of Certified Public Accountants and the New York State Society of CPAs.  He is also a member of Duke University's Fuqua School of Business Board of Visitors, The Carnegie Hall Society Board of Trustees, and The Business Roundtable. Finance Committee.

A graduate of Western Michigan University, Dennis also completed the Columbia University and Penn State University Executive Programs. Dennis and his wife, Karen, have four children.