C-Tech Innovation Ltd

Constell Engineers Ltd

Continental ASL Vision

Continental Engineering Services

CorinTech Ltd

Cosworth Ltd

Cove Industries

Coventry University

Craftsman Tools Ltd

Cranfield Precision

Creation Engineering Ltd

Creative Group Ltd

Cressall Resistors Ltd

Criterion (Engineers) Ltd

Curtis Machine Tools Ltd

Curtiss Wright Defense Solutions

Dales Marine Services Ltd

Dassault Systemes

Data Engineering (Hoddesdon) Ltd

Datalink Electronics Ltd

Datum Electronics Ltd

Davall Gears

David Munns Consulting

DC Allen Ltd

DCA Design International Ltd

Delfield Precision Engineering Co Ltd

Delkia Ltd

Delta Microelectronics

Denis Ferranti Meters Ltd

Design Interface Ltd

Desman Engineering Ltd

Deva Electronic Controls Ltd

Di-Spark Ltd

Diverse Technologies & Systems Ltd

DLI Engineering Ltd

Don Controls Ltd

Don Electronics Ltd

Doug Booth UK Ltd

Dragon Circuits

DriveWorks Ltd

DSG - Defence Support Group

Dunne Roberts Ltd

Durr Ltd

Dutton Engineering Woodside Ltd

E3design

Eadon Consulting Ltd

ECM Electronics Ltd

Edgefine Engineering Ltd

EDS Engineering Ltd

EJ Watts Pipework Ltd