Prior to joining MySpace, Rosenbaum served as a consultant to MGM, advising on business intelligence and financial management system implementation. Prior to MGM, Rosenbaum held the Senior Vice President, Corporate Finance position at Gemstar-TV Guide (formerly a News Corporation Company), and served as CFO of the tvguide.com and TV Guide Mobile units. Previously, Rosenbaum had served as Chief Executive Officer at SmartJog S.A., a VC-backed French startup specializing in worldwide digital asset delivery. Prior to that, Rosenbaum served as Senior Vice President of International Free/Basic TV Distribution and U.S. Networks for Twentieth Century Fox, and has also held senior management and finance positions at the Walt Disney Company.