page_title: Columbia Business School
section_title: Alumni
hierarchical_section_title: Columbia Business School / People / Alumni
caption_attribution_description: Warren Buffett speaking to a group of students from the University of Kansas School of Business
context_page_description: Columbia Business School is a business school of Columbia University in Manhattan, New York City. It was established in 1916. Its purpose is to provide training and professional preparation for undergraduate and graduate Columbia University students. It is one of six Ivy League business schools. Its admission process is among the most selective of top schools.
context_section_description: Columbia Business School has over 39,000 living alumni. Some of the more notable alumni include the following:
  Erskine Bowles, MBA 1969, Former White House Chief of Staff; President of the University of North Carolina system
  Warren Buffett, MS 1951, Billionaire CEO of Berkshire Hathaway
  Penny Chenery, MBA, American sportswoman who bred and raced Secretariat, 1973 winner of the Triple Crown
  Alexander Haig, MBA 1955, United States Secretary of State
  Irving Kahn, MBA, oldest living active investment professional
  Frank Lautenberg, BS 1949, U.S. Senator from New Jersey
  Mauricio Macri, attended, incumbent Chief of Government of the Autonomous City of Buenos Aires
  Christopher O'Neill, MBA 2005, British-American businessman and husband of Princess Madeleine of Sweden
  Washington SyCip, MBA 1943, founder of the Asian Institute of Management and Sycip Gorres Velayo & Co.
  Eudora Welty, MBA 1930–31, American author, winner of the Pulitzer Prize in 1973; recipient of the Presidential Medal of Freedom
caption: Warren Buffett, CEO of Berkshire Hathaway
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