Rising Star Games Limited is a British video game publisher based in Hitchin. Rising Star Games was founded on 10 July 2004 by Martin Defries as a joint venture between Bergsala Holding and Japanese publisher Marvelous Entertainment. Marvelous Entertainment sold its 50% share in Rising Star Games to Intergrow, another Japanese publisher, in January 2010. Rising Star Games opened a United States office based in California in January 2012. Thunderful acquired Rising Star Games from Bergsala Holding in July 2018, at which point Ed Valiente became its managing director and Defries left the company.