Rob Solomon is the former President of Groupon, a social commerce startup based in Chicago. Previously, he was a Partner at Technology Crossover Ventures, which he joined in October 2008. Before that he served as CEO of Sidestep, a travel search site that was bought by Kayak. During his time at SideStep, Mr. Solomon strengthened the management team, added distribution partnerships, and executed a successful growth strategy that included a number of accretive acquisitions. His efforts led to the merger of SideStep with Kayak.com in December 2007, creating the fifth largest Internet travel brand worldwide.