Incorporated within the UK - indirectly held
Civil aerospace
- Aero Engine Controls - Joint venture with the Goodrich Corporation producing world-class Engine Controls.
- Alpha Partners Leasing Limited - Engine leasing
- TRT Limited - Turbine blade repair services
- Turbine Surface Technologies Limited - Turbine surface coatings
Defence aerospace
- Airtanker Holdings Limited - Strategic tanker aircraft PFI project
- Rolls-Royce Snecma Limited (UK & France) - Engine collaboration
- Rolls-Royce Turbomeca Limited (UK & France) - Adour and RTM322 engines collaboration
- Turbo-Union Limited (UK, Germany & Italy) - RB199 engine collaboration
Energy
- Genistics Holdings Limited - Trailer-mounted field mobile generator sets
- Rolls Wood Group (Repair and Overhauls) Limited - Repair and overhaul
Incorporated overseas - indirectly held
Civil aerospace
China
Germany
Hong Kong
Israel
- TechJet Aerofoils Limited - Manufacture of compressor aerofoils
Singapore
- International Engine Component Overhaul Pte Limited - Repair and overhaul
- Singapore Aero Engine Services Private Limited (effective interest 39 per cent) - Repair and overhaul
Spain
- Industria de Turbo Propulsores SA - Manufacture and maintenance of aero engines
Switzerland
- IAE International Aero Engines AG (UK, Germany, Japan & US) - V2500 engine collaboration
US
- Alpha Leasing (US) LLC, Alpha Leasing (US) (No. 2) LLC, Alpha Leasing (US) (No. 4) LLC - Engine leasing
- Rolls-Royce & Partners Finance (US) LLC Partnership - Engine leasing
- Texas Aero Engine Services, LLC Partnership - Repair and overhaul
- US Williams-Rolls Inc. (UK & North America) - Small engine collaboration
Defence aerospace
Germany
- EPI Europrop International GmbH (effective interest 35.5 per cent) - A400M engine collaboration
- EUROJET Turbo GmbH (UK, Germany, Italy & Spain) (effective interest 39 per cent) - EJ200 engine collaboration
- MTU, Turbomeca, Rolls-Royce GmbH (UK, France & Germany) - MTR390 engine collaboration
US
- GE Rolls-Royce Fighter Engine Team LLC - F136 development engine for the Joint Strike Fighter (JSF) Programme
Corporate
US
- Exostar LLC - Business-to-business internet exchange
Unincorporated overseas - held by subsidiary undertakings
Defence aerospace
US Light Helicopter Turbine Engine Company (LHTEC) - Rolls-Royce Corporation has a 50 per cent interest in this unincorporated partnership which was formed to develop and jointly market the T800 engine.