Here is a list of car manufacturers . It does not include all but does include most of the major players in the mass and exclusive car market
alfa romeo
aston martin
audi
bentley
bmw
bugatti
cadillac
caparo
caterham
chevrolet
chrysler
citroen
corvette
dacia
daihatsu
ferrari
fiat
fisker
ford
honda
hummer
hyundai
infiniti
lamborghini
lancia
landrover
lexus
lotus
maserati
maybach
mazda
mclaren
mercedes
mg
mini
mitsubishi
morgan
nissan
noble
pagani
peugeot
porsche
proton
renault
rolls royce
seat
skoda
smart
subaru
suzuki
tata
toyota
vauxhall
volvo
volkswagen