Mark has experience leading a global business, working at the highest levels of government and as an entrepreneur. Mark has a track record of driving transformative change in the public and private sectors during periods of unprecedented disruption. Mark was the Global Chairman and CEO of EY, a leading global professional services organization. Mark led the organization through a purpose-fueled transformation centered on EY’s purpose of building a better working world. Mark’s government experience includes serving as Assistant Secretary of the U.S. Department of the Treasury (Tax Policy) in the George W. Bush Administration. Mark was also appointed by President Clinton to serve on the Social Security Administration Advisory Board. He served as a member of President Trump’s former Strategic and Policy Forum and as a member of President Obama’s Infrastructure Task Force. Mark is on the Board of Directors of Johnson & Johnson, MetLife, and Saudi Aramco. Mark serves as a Senior Advisor to Stone Canyon Industries Holdings, Teneo and Tanium. He is also on the Board of Directors of JUST Capital and is an Executive Advisor to G100 and World 50. Mark is a member of the Board of Trustees for Emory University and Case Western Reserve University.