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14. EMC
Fortune 500 rank: 201
The storage giant's earnings grew by 36% to $1.7 billion, spurred by demand for the software, services and information infrastructure the company supplies to big business. Its recent acquisition of external hard-drive maker Iomega should help it enter the consumer and small-business markets in 2008.

NEXT: 15. Xerox
Last updated April 24 2008: 11:04 AM ET