Ubisoft Blue Byte GmbH (Blue Byte until 2017) is a German video game holding company owned by Ubisoft. It was founded in October 1988 by Thomas Hertzler and Lothar Schmitt as a developer and is best known for developing the Anno and The Settlers series. The studio was acquired by Ubisoft in 2001. Related Designs was merged into Blue Byte in 2013, and a third studio in Berlin was established in 2018. Since 2019, Ubisoft Blue Byte acts as the parent company of Ubisoft’s three German studios, which became branded as Ubisoft Düsseldorf, Ubisoft Mainz and Ubisoft Berlin. The three studios comprise 695 employees as of August 2024.

Reference: Wikipedia