vauxhal
Infiniti is the luxury car division of Japanese automaker Nissan Motor Company. (same as Lexus is for Toyota and Acura for Honda)
Tata, an Indian car company.
The Acura range of luxury cars are built by Honda Motor Company, Ltd.
citreon owns Honda
The dealerships are usually owned on a local level, but if you're talking about the actual car maker, then Honda owns Acura.
Fiat
Tata Motors owns Jaguar now.
Honda. It says it on the head.
Mark Masoud Mirtorabi (CEO) owns Fox Rent a Car.
seagrams
Spyker cars N.V.