HEALTHY IDEA: Dan Aziz, 26, has been running his startup, Premama, for four years. The company sells nutritional drinks to pregnant women. / PBN PHOTO/RUPERT WHITELEY
Eric Weiner launched a corporate limo service the summer after his freshman year in college, sold it 20 years later and now is onto his next startup: connecting food trucks to local markets. The launch of the first startup, All Occasion Transportation, was in the summer of 1990, seven years before his alma mater, Johnson…