Coercive Systems Ltd  (Medway City Estate, ME2 4HU)
	Coex Ltd  (Brigg)
	Cogent Diagnostics Ltd   (Penicuik)
	Coherent (U.K.) Ltd   (Cambridge)
	Colborne Trophies Ltd   (Trowbridge)
	Colter Group  (Dunmow)
	Comark Limited  (Hitchin)
	Comber Srl  (Milan, Italy)
	Comlec Units Ltd  (Walsall)
	Commercial Industrial Gauges   (Wrexham)
	Commtech Trading Co. (Lancs) Ltd  (Accrington)
	Como Drills   (Deal)
	Compact Instruments Ltd  (Lancashire)
	Compaq Computer Ltd  (Reading)
	Complete Energy Services Ltd  (Washington)
	Compressors & Systems Suppliers Ltd
	Compulogic Ltd   (West Haddon)
	Computer Monitoring & Control Ltd   (Manchester)
	Computer Optical Products  (Pangbourne)
	Computerlink Control Systems Ltd   (Cramlington)
	Comrac Ltd  (Ashby-de-la-Zouch)
	Comsco Ltd  (Arundel)
	Comtrol Europe  (Bicester)
	Conax Technologies  (Buffalo, USA)
	Conbraco Industries, Inc  (Matthews, USA)
	Concurrent Computer Corporation Ltd   (Slough)
	Confederation of British Industry (CBI)
	Conlog Industrial Division  (Banbury)
	Connexion Developments Ltd  (Yate)
	Consort Equipment Products Ltd   (Milford Haven)
	Constant Instruments Ltd  (Littlehampton)
	Construction Instruments Ltd   (Luton)
	Consumer Utility Costs Ltd  (Crawley)
	Contax Ltd  (Fareham)
	Contelec AG  (Biel, Switzerland)
	Contherm Ltd  (Hemel Hempstead)
	Continental Engravers (Precision) Ltd
	Contrec Europe Ltd  (Sowerey Bridge)
	Control Design & Development  (Peterborough)
	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)