Activision
Activision is a american publisher and developer founded in 1979 by Alan Miller and David Crane and Larry Kaplan and Robert A. Whitehead.
This company is responsible for games like Guitar Hero II, Guitar Hero: Warriors of Rock, Guitar Hero III: Legends of Rock, Guitar Hero Smash Hits, Guitar Hero 5 e Guitar Hero: World Tour.
Founded in: 1979
Also known as: Mediagenic, Activision Publishing, Inc., Computer Arts