Relentless Software, the creator of the widely popular Buzz! franchise, are reported to have closed its doors after almost thirteen years in games development, according to GamesIndustry. The site reports to have confirmed with company founder Andrew Eades, who said that all employees were made redundant as of August 5.

The company were known for the BAFTA award winning Buzz! games, which began in 2005 on the PlayStation 2. The studio also went on to develop much smaller titles including Microsoft’s Kinect Fun Labs and Kinect Nat Geo TV. Relentless Software also released its first self published title known as Blue Toad Murder Files: The Mysteries of Little Riddle, later known simply as Murder Files.

Earlier this year, Relentless Software opened a new studio in Wales that planned to create approximately 70 jobs in the first two years. The development studio was in communication with Hasbro in a deal to produce projects based on the toy maker's products. The exact reason for the closure has not been disclosed yet.