10 richest video games developing companies of all time

8. Konami

Conglomerate of many products and services, such as arcade games, slot machines, trading cards and even health club management, Konami is also a developer of video games, and it is what the company excels in. It is the force behind the horror brands of Silent Hill and Castlevania, and is the creator of the action series Metal Gear and the music arcade series Dance Dance Revolution. Silent Hill was adapted to the silver screen in 2005, starring Naomi Watts. Konami is valued at $3.24 billion.