Mark O. Winkelman has been on the Board of Directors of Goldman Sachs since 2014. His Goldman Sachs Committees include: Risk (Chair), Audit, and Governance. Presently, he is a Private Investor. Prior to becoming a private investor, he worked was an Operating Partner, J.C. Flowers & Co., a private investment firm focusing on the financial services industry (2006 – 2008). From 1994-1999, Winkelman was a Limited Partner at Goldman Sachs. He was also a Senior Investment Officer, The World Bank (1974 – 1978). He is a Graduate of Erasmus University in the Netherlands and The Wharton School, University of Pennsylvania.