31 of 50
31. Joanne Maguire
Joanne Maguire
EVP, Space Systems
Lockheed Martin (LMT)
2007 rank: 38
Age: 54

It was a big year for Maguire: Her division won a $1.4 billion contract from the U.S. Air Force to build the next generation of global-positioning systems and also saw its Phoenix lander touch down on Mars. In 2007, Space Systems contributed 20% of Lockheed's $42 billion in revenues. Investors rewarded the company, sending the stock up 10% over 12 months. Trivia about Maguire: She's a sports junkie who played basketball in high school, and she's one of 12 children.

NEXT: Carrie Cox
Last updated October 16 2008: 10:16 AM ET
25 Highest-paid women Freeport McMoRan's Kathleen Quirk took home $16M last year. Which corporate women raked in even more? More
25 Best-paid menSee how the highest-compensated male executives' paychecks compare to the 25 best-paid women. More
12 list dropouts A few familiar (and not so familiar) faces dropped off this year's 50 Most Powerful Women list. More
Market indexes are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer LIBOR Warning: Neither BBA Enterprises Limited, nor the BBA LIBOR Contributor Banks, nor Reuters, can be held liable for any irregularity or inaccuracy of BBA LIBOR. Disclaimer. Morningstar: © 2014 Morningstar, Inc. All Rights Reserved. Disclaimer The Dow Jones IndexesSM are proprietary to and distributed by Dow Jones & Company, Inc. and have been licensed for use. All content of the Dow Jones IndexesSM © 2014 is proprietary to Dow Jones & Company, Inc. Chicago Mercantile Association. The market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. FactSet Research Systems Inc. 2014. All rights reserved. Most stock quote data provided by BATS.