FORTUNE's annual ranking of America's leading businesswomen

45 of 50
45. Debra Reed
Debra Reed
Sempra Energy
2010 rank: New
Age: 55
In July Reed took over the Fortune 500 energy services company with $9 billion in 2010 revenue. The industry veteran once served as president and CEO of Sempraís San Diego Gas & Electric and Southern California Gas. She also sits on the Halliburton board.
Network with Sempra Energy
From the October 17, 2011 issue
How we pick the Power 50
The list is compiled by FORTUNE editors, who consider four criteria: the size and importance of the womanís business in the global economy, the health and direction of the business, the arc of the womanís career (resume and runway ahead), and societal and cultural influence.

Name 2010 total compensation
Safra A. Catz $42 million
Wellington J. Denahan-Norris $23.6 million
Carol Meyrowitz $19.2 million
Name Rank
Cynthia Carroll 1
Gail Kelly 2
Marjorie Scardino 3