In the past ten years, Hans Zimmer has been the most commercially succesful film composer working in Hollywood. Other composers who join the exclusive club of composers who worked on films grossing over 2.5 billion dollars in the USA during the first decade of the new millennium are John Powell, John Debney, Danny Elfman, John Williams, James Newton Howard and Alan Silvestri. MovieScore Magazine has made an exclusive analysis of the US box office figures 2000-2009 and brings you the list of the top-100 most succesful film composers in the US.