Santa Monica, California, United States of America Santa Monica is a beachfront city in western Los Angeles County, California, United States. Santa Monica enjoys an average of 310 days of sunshine a year. A number of software development studios are based in Santa Monica, making it a major location for the industry. These include: Activision Blizzard, Treyarch, Cloud Imperium Games and PUBG Corporation. Sony Santa Monica Studio is also based here. Santa Monica features in a tonne of technology software including Grand Theft Auto V, Driver, Grand Theft Auto San Andreas, The Crew and Need for Speed.