Jim Fowler, CEO, Jigsaw Data Corp.

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What: CEO
Where: Jigsaw Data Corp., San Mateo, Calif.
Why: Jigsaw has shaken up the lead-generation and compiled database business with its crowd-sourcing model, in which members update and swap business contacts. Over the last six years, more than 1.2 million members have built and maintained a contact database of some 21 million contacts at 4 million companies. Jigsaw was acquired by in April.
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