Control Gear Group Ltd  (Rhondda, CF37 5YF)
	Control Gear Ltd  (Rhondda, CF37 5YF)
	Control Instruments Ltd  (Grangemouth)
	Control Microsystems  (Kanata, Canada)
	Control Systems & Equipment (Maidenhead)
	Control Techniques Dynamics Ltd
	Control Technology International  (Hitchin)
	Control Transducers Ltd  (Bedford)
	Controls Testing Equipment Ltd   (Tring)
	Control-Soft Inc  (Cleveland, USA)
	Contronics Ltd   (Cheshire)
	Conval  (Somers, USA)
	Cooper MEDC Ltd (formerly MEDC Ltd)  (Nottingham)
	COPA-DATA UK Ltd  (Daresbury)
	Copeland Process Equipment Ltd  (Macclesfield)
	Copper Cable Co.  (Coalville)
	CorDEX Instruments Ltd  (Middlesbrough)
	Corning Ltd  (High Wycombe)
	Corrintec Ltd
	CorrOcean Ltd
	Cortem U.K. Ltd  (Ashington)
	Coster (UK) Ltd
	Cotswold Valves Ltd  (Stonehouse)
	Cougar Automation Ltd   (Waterlooville)
	Coulton Instrumentation  (Christchurch)
	Countline Fabrications  (Skelmersdale)
	COX Flow Measurement, division of Badger Meter Inc  (Scottsdale, USA)
	COX Instruments (Flow Dynamics, Inc)  (Scottsdale, USA)
	CP Electronics Ltd  (Wembley)
	CP Instrument Co  (Hertfordshire)
	CPV Ltd  (Romsey)
	Craig & Derricott Ltd   (Walsall)
	Cranberry UK Limited  (Bath)
	Crane Fluid Systems (Crane Perflow)  (Ipswich)
	Cranleigh Systems Ltd
	Crellon Microsystems Ltd   (Wokingham)
	Crescent Silver   (Hockley)
	Cressall Resistors  (Leicester)
	Crest Process Engineering Ltd  (Radstock)
	Crompton Instruments  (Witham)
	Cropico (Seaward Group)  (Peterlee)
	Cross Engineering Swansea Ltd
	Cross Weir Ltd  (Aldershot)
	Crouzet Ltd  (Basingstoke)
	Crowcon Detection Instruments Ltd  (Abingdon)
	Crown Computing Ltd  (Tamworth)
	Crown House Engineering  (Gorseinon)
	Crydom Magnetics Ltd   (Wimborne)
	Crystal Clear
	Crystal Structures Ltd  (Bottisham)