Carrier Rental Systems (Climate Rental Services)  (Leyland)
	CDR Pumps (UK) Ltd  (Wellingborough)
	CEA (UK) Ltd  (Hyde, United Kingdom)
	Cognex UK Ltd  (Silverstone)
	C Brandauer & Co. Ltd  (Birmingham)
	C C P Gransden (Bi-chem) Ltd
	C V I S (Halifax) Ltd
	Caburn-MDC Ltd  (Lewes)
	CAD Schroer UK Ltd  (Cambridge)
	CadenceFisher  (London)
	Cal Gavin  (Alcester)
	Calpeda Ltd  (Bicester)
	Cambrake Ltd  (Todmorden)
	Cameron Flow Control Technology UK (TK Valve Ltd)  (Bognor Regis)
	Camfil Ltd (formerly Farr Filtration Ltd)  (Haslingden)
	Camthorne Industrial Rubber Services Ltd  (Stoke-on-Trent)
	Canary Labs  (Martinsburg, USA)
	Capco Test Equipment Ltd (Pascall Engineering Co)  (Ipswich)
	Capital Valves Project Supply Ltd
	Capper P-C  (Birmingham)
	Captivair Pneumatics Ltd  (Gravesend)
	Capvond Plastics Ltd   (Glasgow)
	Caravan Accessories (Kenilworth) Ltd
	Carbis Filtration  (Billingham)
	Carbon Neutral Media LLP  (Buxted)
	Cardev International Ltd  (Harrogate)
	Carier Group  (Braintree)
	Carrier Bulk Materials Handling Ltd  (Braintree)
	Carrier Rental Systems   (Leyland)
	Carter Environmental Engineers Ltd  (Birmingham)
	Casemore Engineering Ltd   (Erith)
	Cat Pumps UK Ltd  (Fleet)
	Cat Pumps UK Ltd  (Fleet)
	CCD Pumps
	CDN Systems  (Newton Aycliffe)
	Cedes (UK) Ltd  (Horsham)
	Cee Vee Ltd
	Cee-Norm UK Ltd  (Telford)
	Ceetak Ltd  (Bedford)
	Cefic (European Chemical Industry Council)  (Brussels, Belgium)
	Celsum Technologies Ltd  (Leicester)
	CEM (conference on emissions monitoring)  (Porters Wood)
	CenFRA Ltd  (Doncaster)
	Centaur plc  (London)
	Central Metal Finishers and Co Ltd  (Telford)
	Central Pumps Ltd  (Nottingham)
	Centrax Ltd  (Newton Abbott)
	Centrifugal Pump Services (Graham Precision Pumps)  (Stockport)
	Cerulean  (Milton Keynes)
	CGTech Ltd  (Hove)