Mathias Entenmann

CEO -- -- Germany

If there's such a thing as The Right Stuff for New Economy entrepreneurs, founder and CEO Mathias Entenmann has it. In little more than a year, the 33-year-old former captain of Germany's national rugby team has turned his vision of mobile commerce into reality. The concept: A customer decides to buy something, but instead of giving a credit card, gives out his cell-phone number. Merchants--either in stores or online--dial up the line or Web site and enter the customer's mobile-phone number and the amount to be charged. The customer's phone rings and an electronic voice asks for a PIN to approve the transaction. The merchant then receives confirmation that the money has been debited from the customer's bank account.

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