#8 Cognizant

Market Capital: $23.6 billion

Cognizant is an American multinational information technology, consulting and business process outsourcing company. Originally founded as an in-house technology unit of Dun & Bradstreet in 1994, with headquarters in Chennai, India, Cognizant started serving external clients in 1996. In 1997, the headquarters were moved from Chennai to Teaneck, New Jersey. Cognizant saw a period of fast growth during the 2000s, becoming a Fortune 500 company in 2011. In 2011, the Fortune magazine named it as the world's third most admired IT services company after Accenture and IBM.

#7 Dell

Market Capital: $24.3 billion

Dell might want pull out of IPO by buying out its own shares, but its present market figure puts the company in very good shape, which now has market capital of $24.3 billion.

On February 5, 2013 Dell announced a leveraged buyout by founder Michael Dell and Silver Lake Partners, with additional funding from Microsoft. The deal is pending shareholder approval as of March 2013.

Dell, head quartered in Round Rock, Texas, United States, sells personal computers, servers, data storage devices, network switches, software, computer peripherals, HDTVs, cameras, printers, MP3 players and also electronics built by other manufacturers.

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