Operating for over 10 years, GameStop is one of the largest video game retailers in the world. Based in Corona, Calif., the company offers new and used video game software, hardware and accessories for video game systems from various companies, including Sony, Nintendo and Microsoft. It also engages in personal computer (PC) entertainment software and related accessories. GameStop functions through its e-commerce site and publishes Game Informer magazine, which is a multiplatform video game publication. The company is a Fortune 500 and S&P 500 company and partners community initiatives, such as Do Something and the Make-A-Wish Foundation.