Audi AG - a German automobile company in the Group Volkswagen Group, specializing in the production of cars Audi. Headquarters of the company is situated in Ingolstadt (Germany). Chairman of the Board of Directors - Martin Winterkorn (Martin Winterkorn). Production volume in 2007 totaled 964,230 vehicles (an increase of 4,2% compared with 2006). Audi Group was formed through the merger of four companies that produce cars and motorcycles DKW, Horch, Audi and Wanderer.