Oldest
ATS
ATS or Automobili Turismo e Sport is an automotive constructor founded by Carlo Chiti and Giotto Bizzarrini and is based in Italy. The company once raced in Formula One between 1964 and 1965. They also introduced a sports car at the 1963 Geneva Motor Show called ATS 2500 GT, considered to be one of the first mid-engined GT or sports car in the world.