50 Most Powerful Women

It was a year of expansion for this elite group. Several women, including PepsiCo CEO Indra Nooyi, pulled off big acquisitions, while thirteen others earned big promotions.

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1. Indra Nooyi
Chairman and CEO
PepsiCo (PEP)
2009 rank: 1
Age: 54

In her fifth year atop our list, Nooyi completed the purchase of PepsiCo's two largest bottlers, bringing revenues to a projected $60 billion. Now she'll have to deliver the $400 million annual cost savings she promised. Investors seem assured: The stock is up 12% since September 2009.
NEXT: Irene Rosenfeld
Last updated September 30 2010: 2:47 PM ET
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