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At December 31, 2005

Incorporated within the UK — held by Rolls-Royce plc

	Class	% of class held		% of total equity held
Civil aerospace
TRT Limited	A Ordinary	—		49.5
Turbine blade repair services	B Ordinary	100
Turbine Surface Technologies Limited	A Ordinary	—		50
Turbine surface coatings	B Ordinary	100
Defence
Airtanker Holdings Limited	Ordinary	20		20
Holding company
Rolls-Royce Snecma Limited (UK & France)	A Shares	—		50
Engine collaboration	B Shares	100
Rolls-Royce Turbomeca Limited (UK & France)	A Shares	—		50
Adour and RTM322 engines collaboration	B Shares	100
Turbo-Union Limited (UK, Germany & Italy)	Ordinary	40		40
RB199 engine collaboration	A Shares	37.5
Energy
Genistics Holdings Limited	A Ordinary	100		50
Holding company of Genistics Limited	B Ordinary	—
Rolls Wood Group (Repair and Overhauls) Limited	A Ordinary	100		50
Repair and overhaul	B Ordinary	—
Financial services and corporate
Alpha Partners Leasing Limited	A Ordinary	100		50
Engine leasing	B Ordinary	—

Incorporated overseas — held by Rolls-Royce plc unless otherwise stated

		Class	% of class held		% of total equity held
Civil aerospace
China	Xian XR Aero Components Co Limited Manufacturing facility for aero-engine parts	Ordinary	49		49
Germany	N3 Engine Overhaul Services GmbH & Co Kg1 Repair and overhaul	Partnership	50		50
Germany	N3 Engine Overhaul Services Verwaltungsgesellschaft mbh2 Repair and overhaul	Ordinary	50		50
Hong Kong	Hong Kong Aero Engine Services Limited3 Repair and overhaul	Ordinary	45		45
Israel	TechJet Aerofoils Limited3 Manufacture of compressor aerofoils	A Ordinary B Ordinary	50 50		50
Saudi Arabia	Middle East Propulsion Company Limited4 Repair and overhaul	Ordinary	16.7		16.7
Singapore	International Engine Component Overhaul Pte Limited3 Repair and overhaul	Common	50		50
Singapore	Singapore Aero Engine Services Private Limited3 (effective interest 39%) Repair and overhaul	Ordinary	30		30
Spain	Industria de Turbo Propulsores SA Manufacture and maintenance of aero engines	Ordinary	46.9		46.9
Switzerland	IAE International Aero Engines AG (UK, Germany, Japan & USA) V2500 series engine collaboration	A Shares B Shares C Shares D Shares	100 — — —		32.5
USA	Data Systems & Solutions, LLC5 Advanced controls and predictive data management	Partnership	50		—
USA	Texas Aero Engine Services, LLC6 Repair and overhaul	Partnership	50		—
USA	Williams-Rolls Inc.7 (UK & North America) Small engine collaboration	Common	15		15
Defence
Germany	EPI Europrop International GmbH (Germany) (effective interest 35.5%) A400M engine collaboration	Ordinary	28		28
Germany	EUROJET Turbo GmbH (UK, Germany, Italy & Spain) (effective interest 39%) EJ200 engine collaboration	Ordinary	33		33
Germany	MTU, Turbomeca, Rolls-Royce GmbH (UK, France & Germany) MTR390 engine collaboration	Ordinary	33.3		33.3
USA	GE Rolls-Royce Fighter Engine Team LLC8 F136 development engine for the Joint Strike Fighter (JSF) Programme	Partnership	40		40
Financial services and corporate
Isle of Man	Pembroke Group Limited9 (Eire) Aircraft leasing	Ordinary	50		50
USA	Alpha Leasing (US) LLC10 Engine leasing	Partnership	50		—
USA	Alpha Leasing (US) (No. 2) LLC10 Engine leasing	Partnership	50		—
USA	Exostar LLC11 B2B exchange	Partnership	17.6		—
USA	Rolls-Royce & Partners Finance (US) LLC9 Engine leasing	Partnership	50		—

Unincorporated overseas — held by subsidiary undertakings

Civil aerospace
USA	Light Helicopter Turbine Engine Company (LHTEC) Rolls-Royce Corporation has a 50% interest in this unincorporated partnership which was formed to develop and market jointly the T800 engine.

1. The partner is Rolls-Royce Zweite Beteiligungs GmbH.
2. The interest is held by Rolls-Royce Zweite Beteiligungs GmbH.
3. The interests are held by Rolls-Royce Overseas Holdings Limited.
4. The interest is held by Middle East Equity Partners Limited.
5. The partner is Rolls-Royce Control Systems Holdings Co.
6. The partner is Rolls-Royce Engine Services Holdings Co.
7. The interest is held by Rolls E.L. Turbofans Limited.
8. The partner is Rolls-Royce JSF Holdings Inc.
9. The interest is held by Larten Limited.
10. The partner is Rolls-Royce Finance Holdings Co.
11. The partner is Rolls-Royce Investment Co.

The countries of principal operations are stated in brackets after the name of the company.