Founder and CEO, Lookout
Age: 28
Hering's company, which offers a mobile security application to the consumer market, has grown from 100,000 users 18 months ago to 12 million now. It is currently adding new users at a one-million-per-month clip. Lookout has partnerships with three of the top four wireless carriers and just raised $75 million in funding, while its staff has increased from 10 to almost 100. With a user base reflective of the smartphone market overall, Lookout is poised to continue its rapid growth.
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- Last updated November 30 2011: 10:19 AM ET