Groupon Raises $30 Million Round Led by Accel Partners with NEA to Support Rapid Growth of Social Commerce

build over 300 successful companies, many of which have defined their categories, including Admob, Alfresco, BBN, Brightcove, ComScore, Etsy, Facebook, GlamMedia, Imperva, Infinera, Interwoven, JBoss, Kayak, Macromedia , metroPCS, Playfish,...