BusinessWeek chief economist Michael Mandel explains the new criteria used to select this year’s hot growth companies and reveals the top 10.
Here is BusinessWeek's list of fastest-growing small companies. Can they sustain their stratospheric growth?
Diamond-buying made less daunting
The financial adviser is betting on institutional investors
Can Christine Day broaden the yoga clothier's appeal?
Higher egg prices mean Fat City
How an upstart is moving in on the toxic waste market
Hot Growth alumni thrived most if they served markets in Europe and Asia
The criteria BusinessWeek used to select the 50 companies on our list
The companies on this list are among the most innovative and nimble players around. Our interactive table lets you dive into the numbers to explore the financial performance of the Hot Growth 50
The reasons companies rose to the head of the Hot Growth pack are as diverse as the list itself
The online travel site's shares have soared. It's moving overseas and streaking ahead of rivals, which still tack on a booking fee
As the economy slumps, many entrepreneurs are looking past consumer Web sites to focus on products and services for companies