GameStop Corp. engages in the retail of multichannel video game, consumer electronics, and wireless services. It operates through the following segments: United States, Canada, Australia, and Europe. The United States segment includes the retail operations and electronic commerce websites www.gamestop.com and www.thinkgeek.com, Game Informer magazine, and Kongregate. The Canada segment comprises of retail and e-commerce business. The Australia segment refers to the retail and e-commerce operations in Australia and New Zealand. The Europe segment pertains to the retail and e-commerce operations in the European countries. The company was founded by Daniel A. DeMatteo in 1996 and is headquartered in Grapevine, TX.