Recently, I had the pleasure of attending The Summit Series conference in Aspen with 115 top young entrepreneurs and inspiring philanthropists under the age of 35. This event, founded by Elliot Bisnow of Bisnow Media, has created a community of the world's most influential innovators. "We are inspired by events like the Clinton Global Initiative, TED, and Davos," says Bisnow. $200,000 was raised for the four presenting non-profit organizations including NothingButNets.com, Feed Foundation, Invisible Children, and Grassroots Soccer. These five start-ups were among the most impressive and interesting business ideas:



