Marissa Mayer Google, Vice President

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Marissa Mayer Google, Vice President

As the vice president of search products and user experience at Google, Marissa Mayer is in charge of some of the most popular products, namely Search, but also Maps, Earth, Health and iGoogle. One of the companys original 20 employees and Googles first female engineer, she also added local advertising to her list of responsibilities this year.

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Virginia -Ginni' M. Rometty</b><br /><b>IBM, Senior Vice President

As senior vice president and group excutive for IBM Sales, Marketing and Strategy, Ginni Rometty is accountable for revenue, profit and client satisfaction at IBM. The former head of IBM Global Business Services, she helped transform IBM into a technology company and not just a computer manufacturer. She is often named as a possible successor to IBM CEO Sam Palmisano.

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Safra A Catz</b><br /><b>Oracle, President

Safra Catz has been one of the two presidents at Oracle since 2004. She drives Oracles acquisition strategy and has been responsible for some of the companys biggest deals, including the long-disputed PeopleSoft buyout and Sun Microsystems. Fortune included her on its list of the 25 highest-paid women in 2010.

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Padmasree Warrior</b><br /><b>Cisco, CTO

As chief technology officer, Padmasree Warrior is an evangelist for whats possible, driving strategic partnerships and new business models. She is also moving Cisco toward more unified computing for increased efficiency, cost savings and security.

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Polly Sumner</b><br /><b>Salesforce.com, Chief Adoption Officer

While "Chief Adoption Officer" is an unfamiliar title, Polly Sumners role is not. At Salesforce.com, Sumner is responsible for ensuring that customers are getting what they need from Salesforce products. Considering how critical it is to the companys bottom line that the customers keep coming back, she wields considerable influence over the companys strategy.

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Ann Livermore</b><br /><b>Hewlett-Packard, Executive Vice President

The executive vice president of HP Enterprise Business, Ann Livermore was one of the names whispered when HP was looking for a new CEO shortly after Mark Hurd left. Her $53.6 billion unit delivers servers, storage, software and services (the old EDS) for corporate clients.

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Diane Bryant</b><br /><b>CIO, Intel

As vice president and CIO of Intel, Diane Bryant is responsible for the companys IT organization. The former director of engineering of the mobile products group at Intel, she personally holds three patents for mobile computing. She works on the companys overall strategy and sees mobile as a priority.

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Gerri Martin-Flickinger</b><br /><b>Adobe, CIO

As the CIO of Adobe, Gerri Martin-Flickinger oversees the global Information Technology team and provides direction on new products and development. She is also responsible for its hosted services and developing enterprise applications built with Adobe products and technologies.

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Sheryl Sandberg</b><br /><b>Facebook, COO

The former Google executive joined Facebook in 2008 as the COO of the social networking site. She manages sales, marketing, acquisitions, partnerships, human resources, public policy and communications, leaving CEO Mark Zuckerberg free to focus on designing new features for the site.

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Katie Cotton</b><br /><b>Apple, Vice President

While not specifically in a technology role, as vice president of worldwide corporate communications, Katie Cotton has managed Apples brand and corporate image. She played a role in product launches for the iPod, iPhone and iPad.

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