Ellen Kullman, an American business executive is Chairwoman and Chief Executive Officer of DuPont, which offers a wide range of innovative products and services for markets. Ellen Kullman is the Fortune's fourth most powerful women in business. Ellen became CEO of DuPont on January 1, 2009, and chair of the board on December 31 that year. Ellen Kullman completed her biggest move yet with the $6.4 billion acquisition of Danish food ingredient producer Danisco.

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