Groupon (NASDAQ: GRPN) features daily deals on the best things to do, eat, see, and buy in 48 countries worldwide. Launched in Chicago in 2008, Groupon uses collective buying power to provide huge discounts and a win-win for businesses and consumers, delivering more than 1,000 deals every day throughout the world. Groupon guarantees its participating businesses will attract paying customers. For more information, visit the company’s Web site at www.grouponworks.com

William Blair & Company is a global investment banking and asset management firm committed to building enduring relationships with clients and providing expertise and solutions to meet their evolving needs. An independent and employee-owned firm, William Blair is based in Chicago, and has office locations in 10 cities, including London, New York, Shanghai, and Zurich. For more information on William Blair & Company, visit www.williamblair.com

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