Meet the 30 Under 30 Coolest Entrepreneurs

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Siamak Taghaddos and David Hauser, Grasshopper

These two former Babson College classmates started their company, originally called GotVMail, as a virtual phone system for small businesses. They recently re-branded it as Grasshopper Group which, with more than $15 million in revenue, provides a variety of services to entrepreneurs. Last year, the founders helped convince President Obama to create a National Entrepreneurs Day by circulating a petition that generated thousands of signatures. Read more.