Mark Weinberger

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. In addition to his time at EY, Mark 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 and policy 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.