At the time, Sidecar employed just 30 people, under Golsorkhi, a Harriton High School and University of Massachusetts grad. Over the next few years Golsorkhi expanded his workforce sixfold and raised early capital from Philadelphia-based Osage Ventures, Robin Hood Ventures, Gabriel Investments and national investors such as Ascent Venture Partners. And he sees the Philadelphia area, with Comcast and Michael Rubin’s retail brands along with online marketers like Revzilla and Monetate, as a good place to hire people without paying Silicon Valley or New York rates.