Colossal Order is a Finnish video game development company known for its business simulation game series Cities in Motion and for its city builder Cities: Skylines. The company was founded in Tampere, Finland in 2009. Its publisher is Paradox Interactive. Paradox tests, markets, sells and distributes all games by Colossal Order. The CEO of Colossal Order is Mariina Hallikainen.
Official website:

Cities in Motion 2: The Modern Days

Cities: Skylines – Deep Focus Radio

Cities: Skylines – Campus Rock Radio

Cities: Skylines – Content Creator Pack: University City

Cities: Skylines – Campus

Cities: Skylines – Synthetic Dawn Radio

Cities: Skylines – Country Road Radio

Cities: Skylines – Carols, Candles and Candy