CCS Engineering Ltd

Central Engineering & Hydraulics Services Ltd

Central Grinding Services Ltd

Ceramic Substrates & Components Ltd

Charles Leek & Sons Ltd

Chell Engineering Co Ltd

Cheltenham Patterns (1983)

Chilwell Toolmakers

Chromalloy UK Ltd

CLA Tools Ltd

Clarke International

Claro Precision Engineering Ltd

CNC (Direct) Engineering Co Ltd

Coba Precision Engineering Ltd

Coborn Engineering Co Ltd

Cobra Precision Engineering

Colstan Profiles Ltd

Coltech Tools & Precision

Cooper Engineering

Cottam & Brookes Engineering Co (1985) Ltd

Cottenden Ltd

CPE Precision Engineering Co Ltd

CPM Mould Solutions Ltd

CR Engineering

Craftsman Tools Ltd

Cranden Diamond Products Ltd

Crawford Precision Engineering Ltd

Croft Engineering

CSA Cleaning Equipment

CSC Tooling

CSN Precision Engineering

CTR (Engineering) Ltd

Currock Engineering Co Ltd

Curtis Machine Tools Ltd

D&G Precision Engineering Ltd

Davall Gears

Davies Precision Grinding Ltd

Deburring Services Ltd

Delapena Honing Equipment Ltd

Delta Precision Engineering

Delta Tooling (Horsham) Ltd

Derbyshire & Sons Ltd

Diamond Engineering Ltd

Diamond Precision Engineering Ltd

Dibone Engineering

Diemould Service Co Ltd

DK Holdings Ltd

DLI Engineering Ltd

Douglas Precision Engineering Co Ltd

DPR Engineering