Fortune names 50 most powerful businesswomen
Topping the list is IBM Chairman, President and CEO, Ginni Rometty. Fortune highlights her initiatives to push IBM into underserved markets, such as Africa, and for making moves to commercialize the Jeopardy-playing supercomputer Watson.
See Fortune's full list here.
Read more: Fortune reveals top women in business
#2 Indra Nooyi
Nooyi leads the largest food and beverage company in the United States, which includes 22 billion-dollar brands.
#3 Ellen Kullman
DuPont's stock has more than doubled since Kullman took the reins.
#4 Marillyn A. Hewson
Despite federal budget cuts, profits and market value have gone up at Lockheed Martin since Hewson became CEO last January.
#5 Sheryl Sandberg
Besides drastically improving Facebook's mobile revenues, Sandberg has become a household name promoting her bestselling book, and now movement, "Lean In."
#6 Irene Rosenfeld
As head of Mondelez, formerly Kraft's global snacking business, Rosenfeld has helped recent quarterly earnings beat expectations.
#7 Patricia Woertz
Under Woertz's leadership, the agricultural company's stock rose 45 percent in the last year.
#8 Marissa Mayer
Yahoo's stock has risen 111 percent in the past year under Mayer.
#9 Meg Whitman
Despite major struggles for HP in a shrinking PC market, Whitman has helped the company stock to grow 47 percent this year.
#10 Abigail Johnson
Johnson, the daughter of 83-year-old CEO Edward C. Johnson III, now oversees all of Fidelity's businesses.
To see the Fortune's full list of the 50 most powerful women in business, click here.