William Blair & Company

William Blair & Company Company Profile


Beyond Chicago

William Blair & Company is an employee-owned investment banking and asset management firm founded in 1935 and headquartered in Chicago. In total, it has 12 offices on five continents in cities such as Boston, Frankfurt, London, New York, San Francisco, Sao Paulo, Shanghai, Sydney, and Zurich. Recently, it expanded its presence in Asia, taking an ownership stake in Business Development Asia, which has offices in Beijing, Hong Kong, Mumbai, Seoul, and Tokyo. William Blair's investment banking unit focuses on the middle market, executing mergers and acquisitions, public equity offerings, private capital raises, special situations and restructuring, and general advisory projects. Cross-border transactions are a hallmark of William Blair's M&A practice; approximately 35 percent of the firm's M&A transactions have been cross-border since 2010. In 2012, the firm was named "Investment Bank of the Year" by Mergers & Acquisitions magazine, and in 2013, it was named the "Mid-Market Financial Advisor of the Year" by the Financial Times and mergermarket. In addition, William Blair regularly receives M&A and restructuring deal of the year honors, working for household-name clients such as Tumi, Pandora, Dunkin' Brands, and Caribou Coffee. The firm is also known for its equity research unit, which earned three honors in The Wall Street Journal's 2012 Best on the Street Awards, and six honors in the 2012 Financial Times/Star Mine Analyst Awards. William Blair is led by its CEO, John Ettelson, and of the firm's more than 1,100 employees, 174 are principals.

William Blair & Company

222 West Adams Street
Chicago, IL 60606
Phone: (312) 236-1600
Fax: (312) 368-9418


  • Employer Type: Private
  • President & CEO: John R. Ettelson
  • 2013 Employees: 1,144

Major Office Locations

  • Sao Paulo, Brazil
  • Shanghai, China
  • San Francisco, CA
  • Chicago, IL
  • Boston, MA
  • New York, NY
  • Zurich, Switzerland
  • London, United Kingdom
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