Rolls-Royce Limited, the original company founded in 1906, and split into Rolls-Royce plc and Rolls-Royce Motors in 1973
Rolls-Royce plc, the aerospace, power systems and defence company.
Rolls-Royce Marine Power Operations Ltd
Rolls-Royce North America
Rolls-Royce Turbomeca Ltd.
Rolls-Royce AB, KaMeWa AB, then a part of Vickers plc
Rolls-Royce Motors, the car division comprising the Rolls-Royce and Bentley brands, separated from Rolls-Royce Limited in 1973. The company (now called Bentley Motors Limited) was acquired by Volkswagen in 1998, with the Rolls-Royce brand separately licensed (by Rolls-Royce plc) to BMW to establish a new car company (Rolls-Royce Motor Cars)
Rolls-Royce Motor Cars, manufacturer of Rolls-Royce automobiles since 1999, a BMW subsidiary
List of Rolls-Royce motor cars a list of cars manufactured by Rolls-Royce Limited,