Mark Weinberger

Chairman and CEO

Mark Weinberger is the Global Chairman & CEO of EY, a leading global professional services organization that provides assurance, tax, transaction and advisory services. With 190,000 people in more than 150 countries, EY is one of the largest professional services organizations in the world.

Previous experience

Mark began his career with EY in 1987 and has served in a variety of Americas and Global leadership positions for the organization including his most recent role as EY’s Global Tax Leader from 2008 to 2012. He was appointed Global Chairman & CEO-elect in January 2012 and became Global Chairman & CEO on July 1 2013. Mark serves as Chair of the Global Executive, EY’s highest level management body; the Global Practice Group; and the Global Public Policy Committee.

In addition to his time at EY, Mark has previously served as the Assistant Secretary of the United States Department of the Treasury (Tax Policy) in the George W. Bush Administration. Mark was also appointed by President Clinton to serve on the US Social Security Administration Advisory Board, which advises the President and Congress on all aspects of the Social Security system. Mark has also held other US government positions including Chief of Staff of President Clinton’s 1994 Bipartisan Commission on Entitlement and Tax Reform; Chief Tax and Budget Counsel to US Senator John Danforth (R-Missouri); advisor to the National Commission on Economic Growth and Tax Reform; and Commissioner on the National Commission on Retirement Policy.

Mark was co-founder of Washington Counsel, P.C., a Washington DC-based law and legislative advisory firm that merged into EY and now operates as Washington Council EY.

Credentials and community activities

Mark sits on the Board of Directors for Catalyst, The Tax Council, and the Bullis School in Potomac, Maryland. He is a member of the International Advisory Board of BritishAmerican Business, is a member of The International Integrated Reporting Council, and he is on the Board of Trustees for The American Council for Capital Formation. Mark is also a member of the Washington DC-based Business Roundtable, and a representative to the International Business Leaders Advisory Council (IBLAC). He co-chairs the Russia Foreign Investment Advisory Council and plays an active role in the World Economic Forum (WEF) and its programs and is a member of WEF’s International Business Council. Mark is a speaker at WEF and other international events, including the annual China Executive Leadership Programme (CELP) at Cambridge University in the UK.

Mark holds a B.A. from Emory University in Atlanta, Georgia, an M.B.A. and J.D. from Case Western Reserve University in Cleveland, Ohio and a Master of Laws in Taxation from Georgetown University Law Center in Washington, D.C.

In December 2012 Mark was presented the prestigious Achievement Award by the Anti-Defamation League.