Audi
Audi AG (Germany) is an automotive company within the Volkswagen Group, specializing in the production of cars under the Audi brand. The headquarters is located in the city of Ingolstadt. The emblem, symbolizing the "union of four", originally belonged to the entire Auto Union concern. The union finally took shape in 1932, when Audi joined the companies DKW, Wanderer, Horch.