Principal subsidiary undertakings

At December 31, 2007
Incorporated within the UK – held by Rolls-Royce Group plc

Rolls-Royce plc

Principal trading/holding company
Incorporated within the UK – indirectly held
Civil aerospace  
Data Systems & Solutions Limited
Advanced controls and predictive data management
Rolls-Royce Aircraft Management Limited
Sales finance and other financial services
Rolls-Royce Leasing Limited
Engine leasing
Rolls-Royce Total Care Services Limited
Aftermarket support services
Marine
Rolls-Royce Marine Electrical Systems Limited
Marine electrical systems
Rolls-Royce Marine Power Operations Limited
Nuclear submarine propulsion systems
Energy
Rolls-Royce Fuel Cell Systems Limited
Development of fuel cell systems
Rolls-Royce Power Development Limited
Provision of project development capabilities
Corporate
Rolls-Royce International Limited
International support and commercial information services
Rolls-Royce Power Engineering plc
Power generation and marine systems

The above companies operate principally in the UK and the effective Group interest is 100 per cent, other than Rolls-Royce Fuel Cell Systems Limited in which it is 80 per cent.

Incorporated overseas – indirectly held
Civil aerospace
Brazil
Rolls-Royce Brasil Limitada
Repair and overhaul
France
Rolls-Royce Technical Support SARL
Project support
Germany
Rolls-Royce Deutschland Ltd & Co KG
Design, development and manufacture of aero engines
Italy
Europea Microfusioni Aerospaziali S.p.A.
Manufacture of castings
US
Data Systems & Solutions LLC
Advanced controls and predictive data management
US
Rolls-Royce Corporation
Design, development and manufacture of gas turbine engines
US
Rolls-Royce Engine Services – Oakland Inc.
Repair and overhaul
Defence aerospace
US
Rolls-Royce Defense Services Inc.
Repair and overhaul
Marine
China
Rolls-Royce Marine (Shanghai) Limited
Manufacture and supply of marine equipment
Finland
Rolls-Royce OY AB
Manufacture of winches and propeller systems
India
Rolls-Royce Energy Systems India Private Limited
Project management and customer support
Norway
Rolls-Royce Marine AS
Design and manufacture of ship equipment/holding company
Norway
Ulstein Holding AS
Holding company
Sweden
Rolls-Royce AB
Manufacture of propeller systems
US
Rolls-Royce Commercial Marine Inc.
Aftermarket support services
US
Rolls-Royce Naval Marine Inc.
Design and manufacture of ship propellers
US
Seaworthy Systems Inc.
Marine support services
Energy    
Canada
Rolls-Royce Canada Limited
Industrial gas turbines and aero-engine sales, service and overhaul
Singapore
Rolls-Royce Pte Limited
Engine and turbine compression systems, spares
US
Rolls-Royce Energy Systems Inc.
Turbine generator packages
Corporate    
Guernsey
Nightingale Insurance Limited
Insurance services
India
Rolls-Royce Operations (India) Private Limited
Provision of support services
US
Rolls-Royce North America Holdings Inc.
Holding company

The above companies operate principally in the country of their incorporation. The effective Group interest is 100 per cent, other than Europea Microfusioni Aerospaziali S.p.A. in which it is 51 per cent.

A list of all subsidiary undertakings will be included in the Company's annual return to Companies House.

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