Thomas Bergersen is a Norwegian composer, multi-instrumentalist, and the co-founder of the production music company Two Steps From Hell. Bergersen's compositions have featured in many motion picture campaigns, such as Avatar, Pirates of the Caribbean, The Twilight Saga, The Chronicles of Narnia, Harry Potter, Da Vinci Code, The Mummy, The Dark Knight, Mass Effect, Tron: Legacy and hundreds more. Bergersen has scored over one thousand soundtracks and film trailers.