The Promitor Ltd. was founded in 2006. The very same year they aquired their brand name Keller & Mayer and the copyrights of Keller & Mayer games. During the next two years they created a stable background for producing a wide range of educational games and board games.
In 2012 the company decided to publish their own games in the hope of growing in the market and widening the range of games they produce.
Diósd, Vadrózsa u. 17.
Budaörs, Postafiók 42.