Lionhead Studios
Bullfrog Productions
Sega
Media Molecule
22cans
Sega Sammy Holdings
Sega development studios
Amplitude Studios
Mucky Foot Productions
Sega AM2
Sega AM1
Sonic Team
Atlus USA
British Game Studio
twopointstudios.com
Two Point Studios is a British video game development company founded on 26 July 2016 by Ben Hymers, Mark Webley, and Gary Carr. Wikipedia