Ecolab (NYSE: ECL) is a world leader in water, hygiene, and energy technologies and services that supply and protect clean water, safe food, plentiful energy, and healthy environments. The company is engaged in delivering comprehensive programs and services to the food, energy, healthcare, industrial, and hospitality markets in more than 160 countries throughout the world. For more information, visit the company’s Web site at www.ecolab.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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