Ramin Djawadi (Persian: رامین جوادی; born July 19, 1974) is an Iranian-German composer of orchestral music for film and television. Djawadi may be best known for his Grammy-nominated, guitar-driven score for Iron Man and Pacific Rim and for the TV series Prison Break, Game of Thrones and Person of Interest.
After graduating summa cum laude from Berklee College of Music in 1998, Djawadi garnered the attention of Hans Zimmer, who recruited him to Remote Control Productions. Djawadi moved to Los Angeles and worked as an assistant to Klaus Badelt.
http://en.wikipedia.org/wiki/Ramin_Djawadi