Day 1 Studios is a game developer operating in Chicago, Illinois and Hunt Valley, Maryland.
The company has replaced Monolith Productions as the developer of the F.E.A.R. series, and developed the latest installment, F.E.A.R. 3. The studio also worked previously with Monolith to develop the PlayStation 3 and Xbox 360 versions of F.E.A.R. First Encounter Assault Recon. Following, the release of the game. The Company Layoff about 90% of their employee due to their failure of the of Konami Deal with Silent Hill Arcade. In January 29 2013, the Wargaming Net, a company whose have involving the World of Tanks from Belarus have acquired the developer. Afterwards, the developer had rename the company name as Wargaming Chicago-Baltimore.