GSP emerged in the gaming scene with "Thomas & Friends: Steaming Around Sodor" in 2005. The game was well-received for its engaging gameplay and appeal to younger audiences, establishing GSP as a key player in children's entertainment. The company's dedication to storytelling and educational content is evident in titles such as "Mike the Knight and The Great Gallop" and "Mortimer Beckett and the Secrets of Spooky Manor."

Specializing in family-friendly and educational games, GSP has developed titles for platforms including PC and various consoles. Their work on "Fimbles: Fimbling Fun!" showcased innovative interactive elements that encouraged learning through play, influencing trends in the educational gaming sector.

The publisher has achieved significant milestones such as expanding their portfolio with beloved children's franchises and forming partnerships with well-known brands in children's media. GSP's portfolio reflects a commitment to delivering quality gaming experiences, resonating with players and critics alike, and earning recognition for high ratings in family-friendly categories.

GSP continues to shape the educational gaming genre with upcoming projects, demonstrating their ongoing influence in the industry.