| Rolls Royce Group PLC | (1) |
| | _ Rolls-Royce PLC | (41) |
| | _ | _ Rolls-Royce Power Engineering Plc | (36) |
| | _ | _ | _ Allen Power engineering Limited | (0) |
| | _ | _ | _ Rolls-Royce Marine Electrical Systems Ltd | (0) |
| | _ | _ | _ Rolls-royce Industrial power engineering (overseas projects) Limited | (0) |
| | _ | _ | _ Rolls-Royce Industrial Power (Overseas Projects) Limited | (0) |
| | _ | _ | _ Rolls-Royce Industrial Power (India) Limited | (0) |
| | _ | _ | _ Spare Ipg 20 Limited | |
| | _ | _ | _ Bushing Company (The) Limited | |
| | _ | _ | _ Rolls-Royce Industrial & Marine Power Limited | (0) |
| | _ | _ | _ Spare Ipg 24 Limited | |
| | _ | _ | _ Nei Mining Equipment Limited | (0) |
| | _ | _ | _ Nei Allen Limited | |
| | _ | _ | _ John Thompson Limited | |
| | _ | _ | _ Spare Ipg 32 Limited | (0) |
| | _ | _ | _ Spare Ipg 28 Limited | (0) |
| | _ | _ | _ Rolls-Royce Industrial Power Investments Limited | (0) |
| | _ | _ | _ Spare Ipg 4 Limited | (0) |
| | _ | _ | _ C A Parsons And Company Limited | (0) |
| | _ | _ | _ Nei Parsons Limited | |
| | _ | _ | _ Nei Peebles Limited | |
| | _ | _ | _ Spare Ipg 3 Limited | |
| | _ | _ | _ A.P.E. -Allen Gears Limited | |
| | _ | _ | _ Spare Ipg 11 Limited | |
| | _ | _ | _ Spare Ipg 22 Limited | |
| | _ | _ | _ Amalgamated Power Engineering Limited | |
| | _ | _ | _ Spare Ipg 30 Limited | |
| | _ | _ | _ Nei Overseas Holdings Limited | |
| | _ | _ | _ R-R Industrial Controls Limited | |
| | _ | _ | _ Derby Specialist Fabrications Limited | |
| | _ | _ | _ Nei Limited | |
| | _ | _ | _ Spare Ipg 18 Limited | |
| | _ | _ | _ Rolls-Royce Transmission & Distribution Limited | (0) |
| | _ | _ | _ Spare Ipg (Cel) Limited | (0) |
| | _ | _ | _ Nei Combustion Engineering Limited | |
| | _ | _ | _ Reyrolle Belmos Limited | (0) |
| | _ | _ | _ John Thompson Cochran Limited | (0) |
| | _ | _ | _ Spare Ipg 27 Limited | (0) |
| | _ | _ Data Systems & Solutions Limited | (1) |
| | _ | _ | _ Coredata Limited | |
| | _ | _ Rolls-royce Power ventures Limited | (7) |
| | _ | _ | _ Morila Power plant sales Limited | (0) |
| | _ | _ | _ Golden Construction Limited | (0) |
| | _ | _ | _ Stablewood Power Ventures (Capuava Cogen) Limited | |
| | _ | _ | _ Stablewood Power Ventures Overseas Limited | |
| | _ | _ | _ Stablewood Power Ventures (Bellacorick) Limited | |
| | _ | _ | _ Stablewood Power Ventures (Wladyslawowo) Limited | |
| | _ | _ | _ Stablewood Power Ventures (Saipan) Limited | |
| | _ | _ Trt Ltd | (0) |
| | _ | _ Alpha Partners Leasing Limited | (4) |
| | _ | _ | _ Rolls-Royce & Partners Finance Limited | (2) |
| | _ | _ | _ | _ Rrpf Engine Leasing Limited | (0) |
| | _ | _ | _ | _ Rrpf Engine Leasing (No.2) Limited | (0) |
| | _ | _ | _ Alpha Leasing Limited | (1) |
| | _ | _ | _ | _ OMEGA LEASING LIMITED | (0) |
| | _ | _ | _ Alpha Leasing (No. 4) Limited | (1) |
| | _ | _ | _ | _ Omega Leasing (no.4) Limited | (0) |
| | _ | _ | _ Alpha Leasing (No. 3) Limited | (1) |
| | _ | _ | _ | _ Omega Leasing (no.3) Limited | (0) |
| | _ | _ Rolls-royce Total care Services Limited | (0) |
| | _ | _ Rolls-royce Leasing Limited | (0) |
| | _ | _ GATE LEASING LIMITED | (1) |
| | _ | _ | _ QUAY LEASING LIMITED | (0) |
| | _ | _ Vinters Plc | (0) |
| | _ | _ Rolls-royce Power Development Limited | (6) |
| | _ | _ | _ Bristol Energy Limited | |
| | _ | _ | _ Heartlands Power Limited | |
| | _ | _ | _ Derby Cogeneration Limited | |
| | _ | _ | _ Exeter Power Limited | |
| | _ | _ | _ Croydon Energy Limited | |
| | _ | _ | _ Viking Power Limited | |
| | _ | _ Rolls-Royce International Limited | (1) |
| | _ | _ | _ Rolls-Royce India Limited | |
| | _ | _ Rolls-Royce Turbomeca Limited | (0) |
| | _ | _ Turbine Surface Technologies Limited | (0) |
| | _ | _ Rolls Wood Group (Repair & Overhauls) Limited | (0) |
| | _ | _ Rolls-Royce Overseas Holdings Limited | (1) |
| | _ | _ | _ Rolls-Royce Overseas Investments Limited | (1) |
| | _ | _ | _ | _ Rolls-Royce Placements Limited | |
| | _ | _ Rolls-Royce Fuel Cell Systems Limited | |
| | _ | _ Tidal Generation Limited | (0) |
| | _ | _ Rolls-Royce Marine Power Operations Limited | (0) |
| | _ | _ Rolls Laval Heat Exchangers Limited | |
| | _ | _ Composite Technology And Applications Limited | |
| | _ | _ M.L. Limited | |
| | _ | _ Rolls-Royce Snecma Limited | |
| | _ | _ Genistics Holdings Limited | |
| | _ | _ Rolls-Royce Industries Limited | (0) |
| | _ | _ Rolls E.L. Turbofans Limited | |
| | _ | _ Middle East Equity Partners Limited | |
| | _ | _ Technical Support Services (Middle East) Limited | |
| | _ | _ Rolls-Royce Services Limited | (0) |
| | _ | _ Rolls-Royce Industrial & Marine Gas Turbines Limited | (0) |
| | _ | _ Rolls-Royce Aero Engine Services Limited | (0) |
| | _ | _ Rolls-Royce Aircraft Management Limited | |
| | _ | _ Rolls-Royce Commercial Aero Engines Limited | (0) |
| | _ | _ Rolls-Royce Military Aero Engines Limited | (0) |
| | _ | _ Dss Holdings Limited | |
| | _ | _ Sourcerer Limited | |
| | _ | _ Rolls-Royce Industrial Power Systems Limited | (0) |
| | _ | _ Rolls-Royce (France) Limited | |
| | _ | _ Bristol Siddeley Engines Limited | |
| | _ | _ Deeside Titanium Limited | |
| | _ | _ Rolls-Royce And Japanese Aero Engines Limited | (0) |
| | _ | _ Reflex Manufacturing Systems Limited | |