3 of 10
3. Mary Schapiro
Mary Schapiro
Chair of the SEC
Last year's rank: 6

Schapiro is in the midst of an unenviable juggling act, revamping enforcement at the agency that missed Madoff and the market meltdown. She's already put points on the board, securing a record $550 million settlement with Goldman Sachs.

NEXT: Kathleen Sebelius

Last updated September 29 2010: 11:28 AM ET
The power 50 The full list of Fortune's annual ranking of America's leading businesswomen More
25 highest-paid women Which corporate women raked it in - and how much did they earn? More
Global power brokers The 50 most powerful women in business outside the U.S. More
  • Find Homes for sale
    Real estate and homes for sale on Trulia

  • Property Type
  • Find a home in:
  • New York | Atlanta | Chicago | Los Angeles
  • Washington D.C | Houston | Philadelphia | More options