33 of 50
33. Sue Wagner
33. Sue Wagner
Vice chairman and COO
BlackRock (BLK)
2008 rank: New
Age: 48

Wagner was just 26 when she and seven others founded BlackRock. Now she's a lead on its $13.5 billion Barclays Global Investors acquisition. The deal will create the world's biggest asset manager.

NEXT: 34. Pam Nicholson
Last updated September 15 2009: 12:58 PM ET
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