UltraNitro Studios is American game developer, based in Santa Monica and Honolulu. The studio also has offices in Montreal, and is known for it's rapid expansion of employees. The studio hired most of it's employees from many studios, such as Ubisoft Montreal, Bizzare Creations, Columbia TriStar Interactive, Midway Games, Black Rock Studio, Gearbox Software, Respawn Entertainment, Epic Games, voidALPHA and from many middleware developers and technology companies like Liquid Development, Gl33k, Autodesk, RAD Game Tools, OC3 Entertainment, NaturalMotion, Audiokinetic, Firelight Technologies, Havok and much more.