Company Index
- C and C Technology Ltd - Basingstoke
- C and D Technologies (NCL) Ltd - Milton Keynes
- C and H Precision Finishers - Nottingham
- C and I Solutions Ltd - Hastings
- C and N Control Systems Ltd - Castleford
- C and P Engineering Services Ltd - Swansea
- C and R Walne Engravers Ltd - Accrington
C and S Automation Ltd - Colchester- C J Harris - Tunbridge Wells
- C T Electronics - Slough
- C Valenti - Cirencester
- C-Cubed - Whitchurch
- C-MAC MicroTechnology - Wooburn Green
- C-Matic Systems Ltd - Crowborough
- C-N Systems (UK) Ltd - Warrington
- C-Scope International Ltd - Ashford
- C-TEC (Computionics) Ltd - Wigan
- C-Tech Electronics Ltd - Worthing
- C-U Phosco Lighting - Ware
- C2 RF Solutions Ltd - Hitchin
- C3 Ltd - Weston super Mare
- C4 Electronics Ltd - Reading
- CA Clase (UK) Ltd - Bordon
- CA Electro Components Ltd - Bishops Stortford
- Cabal Group Ltd - Birmingham
- Cable Accessories Energy Ltd - Horsham
- Cable Accessories PLC - Leiston
- Cable and Components Co - Cobham
- Cable and Crimping Services Ltd - Tonbridge
- Cable and Wireless plc - London
- Cable First Ltd - Poole
- Cable Harnesses (UK) Ltd - Swansea
- CableCo Duplex Ltd - Newquay
- Cabledoc - Bristol
- Cableduct Ltd - London
- Cablefree Solutions Ltd - Hampton
- CableJog Ltd - Warrington
- Cablelines (Nottingham) Ltd - Castle Donnington
- Cablelines Pronet Ltd - Hungerford
- Cablelink (UK) Ltd - High Wycombe
- Cablelynx Ltd - Northampton
- Cablepoint Ltd - Hull
- Cables Britain Ltd - Cradley Heath
- Cablescan Ltd - Beverley
- Cablespeed - Preston
Cabletec Interconnect Components Systems Ltd - Weston super Mare- Cabletime Ltd - Newbury
- CableTronics Ltd - Sutton
- Cabling Co, The - Staines
- Cache Instrumentation Ltd - Wakefield
- CAD Data - Aylesbury
- Cadamp Ltd - Ilkley
- Cadar Measurement Solutions Ltd - Sheffield
- CADCOM Ltd - Chippenham
- Cadence Design Systems Ltd - Bracknell
- Cadenergy Ltd - Dunfermline
- Cadlay Designs Ltd - Wimborne
- Cadogan Consultants - Glasgow
- CAE Office Systems - Watford
- CAE UK plc - Burgess Hill
- Caesar DataSystems Ltd - Basingstoke
- Caithness Stage and Lighting - Paisley
- CAL Controls Ltd - Brighton
- Cal Enterprises Ltd - Barrow in Furness
- Calcarb Ltd - Bellshill
- Calcert Instruments Ltd - Walsall
- Caldon Europe - Salisbury
- Caledon Controls Ltd - Carluke
- Calex Electronics Ltd - Leighton Buzzard
- Caliach Ltd - Uxbridge
- Calibration Centre Ltd The - Stafford
- Calibration, Maintenance and Repair Ltd - Norwich
- Calibre Power Electronics Ltd - Montrose
- Calibre UK Ltd - Bradford
- Call-Systems Technology Ltd - Edgware
- Calman Technology Ltd - Irvine
- Calrec Audio Ltd - Hebden Bridge
- Caltec Partnership - Newhaven
- Caltest Instruments Ltd - Lockerbie
- Calverts Contracts Ltd - Billingham
- Cam Metric Holdings Ltd - Cambridge
- Cam-technique Security Systems - Leeds
- Camax UK Ltd - Harrogate
- Cambertronics Ltd - Cranleigh
- Cambion (Wearnes Cambion Ltd) - Sheffield
- Cambridge Auto Electrical - London
- Cambridge Capacitors Ltd - Romsey
- Cambridge Circuit Co Ltd - Cambridge
- Cambridge Connectors - Cambridge
- Cambridge Data Safe Ltd - Cambridge
- Cambridge Display Technology - Cambridge
- Cambridge Electronic Design Ltd - Cambridge
- Cambridge Electronic Industries Ltd - Cambridge
- Cambridge Fluid Systems - Cambridge
- Cambridge Logic Ltd - Cambridge
- Cambridge Micro Engineering Ltd - Cambridge
- Cambridge Microprocessor Systems Ltd - Dunmow
- Cambridge Research Systems - Rochester
- Cambridge Scientific Instruments Ltd - Ely
- Cambridge Sensotec Ltd - St Ives (Huntingdon)
- Cambridge Technology Consultants - Cambridge
- CambsQuality Ltd - Cambridge
- Camcom Digital - Stoke Sub Hamdon
- Camcon Technology - Cambridge
- Camdata Ltd - Cambridge
- Camden Electronics Ltd - St Albans
- Cameo Systems Ltd - Wimborne
- Cameron Linn Ltd - Bellshill
- Camis Components - Brierley Hill
- Camis Distribution Ltd - Brierley Hill
- Camis Electronics Ltd - Brierley Hill
- Campbell Collins Ltd - Stevenage
- Campbell Scientific Ltd - Loughborough
- Camputel Ltd - Colchester
- Camrasonic Ltd - Newport (Gwent)
- CamSemi - Cambridge
- Camspec Ltd - Cambridge
- Camtech Cable Installations - Cambridge
Camtech Electronics Ltd - Haverhill- Camtek Surveillance Systems Ltd - Bagshot
- Camtex Fabrics Ltd - Workington
- Camtronics Vale Ltd - Tredegar
- Canard Design Ltd - Leicester
- Candela Light Ltd - Birmingham
- Canford Audio plc - Washington
- Canmore - Burntisland
- Cannon Technologies Ltd - New Milton
- Cannon Viking Ltd - Manchester
- Canongate Technology Ltd - Loanhead
- Cantium Scientific Ltd - Dartford
- Canvey Colour Tubes - Hockley
- Capelrig Ltd - Aberdeen
- Capital Cables - Grays
- Capital Electronics and Components - Nuneaton
- Capital Security Systems Ltd - Basingstoke
- Caprina Ltd - Preston
- CAPSS (UK) Ltd - Coventry
- Captec Ltd - Fareham
- Carbon Design UK Ltd - Bolton
- Card Professionals Ltd t/a CardPro International - Sandhurst
- CardPOS Europe - Swindon
- Cardsure UK Ltd - St Leonards on Sea
- Care Micro Systems Ltd - Scarborough
- Carl Zeiss Ltd - Welwyn Garden City
- Carlin Process Control Ltd - Letchworth
- Carling Technologies Ltd - Exeter
- Carlo Gavazzi UK Ltd - Aldershot
- Carnhill Transformers Ltd - Huntingdon
- Carol Cables Ltd - Wellingborough
- Caron Technology - Aberystwyth
- Carrera Design Ltd - Worthing
- Carroll and Meynell Ltd - Stockton on Tees
- Carter International Ltd - Rochdale
- Cartridgeco UK - Nottingham
- Carval Computing Ltd - Bedford
- CAS Electronics - Ipswich
- CasC Systems Ltd - Norwich
- Cascade Scientific Ltd - Uxbridge
- Cash Processing Solutions Ltd - Luton
- Cashmaster International Ltd - Dunfermline
- Casio Electronics Co Ltd - London
- Casmik Ltd - Swansea
- Castel Safety International Ltd - London
- Castle Acoustics Ltd - Skipton
- Castle Caretech Ltd - Windsor
- Castle Group Ltd - Scarborough
- Castle Microwave Ltd - Newbury
- Castlefield Batteries - Salford
- Castlet Ltd - Lincoln
- Catalan Colours Ltd - Newport
- Catapult Communications Ltd - Chippenham
- Catena Software Ltd - Thatcham
- Cattron (UK) Ltd - Walton on Thames
- Cavendish Communications Projects Ltd - Chertsey
- CB Cable Clips - Birmingham
- CB Electronics - Aldermaston
- CBC Design - Clevedon
- CBL Ceramics Ltd - Milford Haven
- CBM Designs Ltd - Leicester
- CBS Batteries - Glossop
- CBS Group Ltd - Farnham
- CC Electronics Europe Ltd - Winsford
- CC Hydrosonics Ltd - Harlow
- CC Power Electronics Ltd - Stockport
- CC Systems Ltd - Lancing
- CCL ( Circuit Consultants Ltd ) - Norwich
- CCL (Midlands) - Kenilworth
- CCL (North) Ltd - Irvine
- CCL Components Ltd - Glasgow
- CCR Systems (Northern) Ltd - Wirral
- CCS (satcom) Ltd - Braintree
- CCS Electronics - Runcorn
- CCT Lighting (UK) Ltd - Nottingham
- CCTV Uk ltd - Birmingham
- CCTVsafe Ltd - London
- CDR Security Services - Sutton
- CE Coleman Ltd - North Shields
- CE Johansson Ltd - Huntingdon
- CE-TEK - Buxton
- Cecil Instruments Ltd - Cambridge
- CEDAR Audio Ltd - Cambridge
- Cee Norm - Telford
- CEEP Ltd - Haslemere
- Cegasa Ltd - Liverpool
- Celab Ltd - Bordon
- Celestion International Ltd (Consumer Products) - Maidstone
- Celestion International Ltd (Professional PA) - Ipswich
- Cell Pack Solutions Ltd - South Shields
- Celltech Battery Sales and Service - Manchester
- Celoxica Ltd - Abingdon
- Celsum Technologies Ltd - Leicester
- Celtek Calibration Ltd - Thornton Cleveleys
- Celtic Process Control Ltd - Newport (Gwent)
- CEM Systems Ltd - Belfast
- Cembre Ltd - Sutton Coldfield
- Cemco - Waterlooville
- Cemgraft Ltd - Thatcham
- Cemtron Ltd - Dunfermline
- Centaur Manufacturing - Redditch
- Center of Integrated Photonics - Ipswich
- Central Auto-Parts - Birmingham
- Central Cables Ltd - Cannock
- Central Communication Products Ltd - Rugby
- Centric Solutions (UK) Ltd - Farnham
- Centricity Consulting LLP - Sittingbourne
- Centronic Ltd - Croydon
- Cephos Electronic Circuits Ltd - Swanley
- Ceramtec (UK) Ltd - Colyton
- Ceratech Electronics Ltd - Alton
- Cetronic Power Solutions - Ware
- Cewal UK Ltd - Sudbury
- Chagers Electronics Ltd - Southall
- Challenge Electronics - Stevenage
- Challenge Innovations Ltd - Bedford
- Challenger Components Ltd - Sittingbourne
- Challenger Solutions Ltd - South Woodham Ferrers
- Chalmit Lighting Ltd - Glasgow
- Chamaeleon Technology - Ongar
- Channel Publications - Bath
- Channell Ltd - Orpington
- Chapel Design Ltd - Berkhamsted
- Charcroft Electronics Ltd - Brecon
- Charles Hyde and Son Ltd - York
- Charles Neal and Son Ltd - London
- Charleswater Europe Ltd - Crowborough
- Charnvel Ltd - Nottingham
- Charter Tech Ltd - Wareham
- Chartland Electronics Ltd - Leatherhead
- Chatsworth Computers Ltd - Chesterfield
- Chauvin Arnoux (UK) Ltd - Maidenhead
- Check Your Security Ltd - Great Yarmouth
- Chell Instruments Ltd - North Walsham
- Chelmer Valve Co Ltd - Chelmsford
- Chelsea Technologies Group - Molesey
- Cheltenham Induction Heating Ltd - Cheltenham
- Chemence Ltd - Corby
- Chemigraphic Ltd - Crawley
- Chemson Ltd - Wallsend
- Cherokee UK Ltd - Chelmsford
- Cherry Electrical Products Ltd - Luton
- Cherrywood AV - Ossett
- Cheshire Batteries Ltd - Crewe
- Chess plc - Alderley Edge
- Chess Systems Ltd - Horsham
- Chesterfield Electric Motors - Chesterfield
- CHH Electronics Ltd - Birmingham
- Chilbolton Observatory - Stockbridge
- Chiltern - Luton
- Chiltern Circuits Ltd - Princes Risborough
- Chiltern Connections Ltd - Wallingford
- Chiltern Group Services Plc - London
- Chiltern Telecom - Dunstable
- Chilworth Technology Ltd - Southampton
- Chislett Electronics - Keighley
- Chloride Group plc - London
- Chloride Power Protection - Southampton
- Cholcroft Ltd - Bournemouth
- Chris Lester Marketing Services Ltd - Newark
- Christison Particle Technologies Ltd - Gateshead
- Chromalock Ltd - Coventry
- Chromalock Ltd / Electrostore Group Ltd - Coventry
- Chromalox - Skelmersdale
- Chromatechnic Ltd - Ulverston
- Chronos Richardson Ltd - Nottingham
- Chronos Technology - Lydbrook
- Chubb Electronic Security Ltd - Abingdon
- Chubb Electronic Security Ltd - Sunbury on Thames
- Chubb Fire Ltd - Sunbury on Thames
- Chubb Safes - Wolverhampton
- Churchill Controls Ltd - Wokingham
- Cicorel (London) Ltd - Sherborne
- CIE- Group Ltd - Nottingham
- Cimbian UK Ltd - Bognor Regis
- Cimtek UK Ltd - Havant
- Cinch Connectors Ltd - Worksop
- CipherLab (UK & Eire) Ltd - Leeds
- Circad Design Ltd - Ipswich
- Circatron Ltd - Tonbridge
- Circuit Bureau - Nottingham
- Circuit Dynamics Ltd - Beckenham
- Circuit Electronic Services Ltd - Basildon
- Circuit Logistics Ltd - Kettering
- Circuit Mission Ltd - Newbury
- Circuit Plating Equipment Ltd - Wokingham
- CircuitMaster Designs Ltd - Rochdale
- Circuitree Ltd - Consett
- Circulating Pumps Ltd - Kings Lynn
- Ciretech Ltd - Billingshurst
- Cirflex Technology Ltd - Chelmsford
- Cirrus Logic (UK) Ltd - Marlow
- Cirrus Research plc - Scarborough
- Cirtec Ltd - Stafford
- Citizen Europe - Feltham
- City Computing Ltd - Sutton
- City Data Components - Telford
- City Electrical Factors Ltd - Corby
- City Electrical Factors Ltd - Hemel Hempstead
- City Electrical Factors Ltd - Leicester
- City Electrical Factors Ltd - Merthyr Tydfil
- City Electrical Factors Ltd - Newport (Gwent)
- City Electrical Factors Ltd - Sheffield
- City Electrical Factors Ltd - Sheffield
- City Electrical Factors Ltd - Stoke on Trent
- City Electronic Services Ltd - Barking
- City Hardware - London
- City Technology Ltd - Portsmouth
- CJ Controls Ltd - Swansea
- CK Communications - Bridport
- CKL Technical Services - Hitchin
- CKW Electronic Ltd - Feltham
- Clairtronic Ltd - Bedford
- Clamason Industries Ltd - Kingswinford
- Clare Instruments - Worthing
- Clare UK Sales Office - Taunton
- Clarion Design Services Ltd - Waterlooville
- Clarion GB Ltd - Swindon
- Claritech Ltd - Ashby de la Zouch
- Clarity in Sound Light and Vision Ltd - Harlow
- Clark Components Company Ltd - Shildon
- Clark Electronics (Scotland) Ltd - Stirling
- Clarke Cable Ltd - Congleton
- Clarkin Electronics Ltd - Workington
- Clarydon Electronic Services Ltd - Willenhall
- Classic Components - Cannock
- Classic Components UK Ltd - Solihull
- Classic Screen Manufacturing Ltd - Liverpool
- Claude Lyons Ltd - Waltham Cross
- Clayton Thermal Processes - Oldbury
- CLC (UK) Ltd - Loughborough
- Cleanform Plastics - North Shields
- Clear View Communications Ltd - Chelmsford
- Clear-Com Communication Systems - Cambridge
- Clearview Systems - Hatfield
- Clearvision Lighting Ltd - Aldershot
- Clere Electronic Components Ltd - Newbury
- Cleveland Circuits - Skelton
- Cleveland Motion Controls Ltd - Gateshead
- Clickonstock.com - Abbots Langley
- Cliff Electronic Components Ltd - Redhill
- Climate4Hire Ltd - Ringwood
- Climatec Ltd - Watford
- Climatic Services Ltd - Glenrothes
- Climatic Test Systems Ltd - Littlehampton
- Clipper Components Ltd - Aylesbury
- Clockaudio Ltd - Waterlooville
- Clockwork Audiovisual Ltd - Morpeth
- Close-Ups - Wokingham
- Cloud Electronic Ltd - Sheffield
- Clover Systems Ltd - Surbiton
- Clwyd Compounders Ltd - Wrexham
- Clyde Broadcast Products Ltd - Clydebank
- Clyde Valley Control Systems Ltd - East Kilbride
- Clydeside Galvanizers Ltd - Glasgow
- CM Motion Services - Worcester Park
- CMEC Cable Division Ltd - Nottingham
- CMG Thermal Components - Droitwich
- CML Microcircuits - Maldon
- CMP Batteries Ltd - Bolton
- CMS Peripherals Ltd - London
- Coax Connectors Ltd - Twickenham
- Coax Solutions Ltd - Harlow
- Cobalt Controls Ltd - Brierley Hill
- Cobham plc - Wimborne
- Cobra Electronics Ltd - Bordon
- Cobus Communications - Hull
- Coda Systems Ltd - Halstead
- Codel International Ltd - Bakewell
- CodePack Solutions Ltd - Chichester
- Codeway Ltd - Colchester
- Cogent Technology Ltd - Woodbridge
- Cognex UK - Milton Keynes
- Cognitronics Ltd - Worksop
- CoherenceRF Ltd - Southampton
- Coherent (UK) Ltd - Ely
- Coilcraft Europe Ltd - Cumbernauld
- Coilmech - Fareham
- Cole and Swallow Materials Ltd - Wokingham
- Cole and Swallow Materials Ltd - Wokingham
- Colmworth Electronics Ltd - St Neots
- Colortronic (UK) Ltd - Chesterfield
- Colsan Micro Electronics Ltd - Twickenham
- Colt Electronics - Lewes
- Colt Telecom Group plc - London
- Coltan Electronics Ltd - Boston
- Colter Products Ltd - Dunmow
- Coltraco Ltd - Radstock
- Columbia-Staver Ltd - Wickford
- Comair Rotron Europe Ltd - Redditch
- Comar Instruments - Cambridge
- Comar Services (UK) Ltd - Cowes
- COMBAT-Alexander - Felixstowe
- Combe Products - Hungerford
- Combined Electrical and Engineering Services Ltd - Dorchester
- Comcen Computer Supplies Ltd - Swansea
- Comlynx Communications Ltd - Birmingham
- Comm-store - Great Yarmouth
- Commander Controls Ltd - Nottingham
- Commercial Audio Solutions Ltd - High Peak
- Commercial Coating Systems Ltd - Sylgard HVIC - Sandwich
- Commercial Lighting Systems Ltd - Southampton
- Comms com Ltd - Neston
- Comms4Business com - Tunbridge Wells
- Communication Aerials Ltd - Westbury
- Communication and Control Electronics Ltd - Farnborough
- Communication Spares (UK) Ltd / CSUK Ltd - Loughton
- Communications (Southern) Ltd - Southampton
- Communications Audit UK Ltd - Cheltenham
- Communications Centre International Ltd - Rochester
- Communications Supply and Support Ltd - Epping
- Community and Seasonal Engineering - Carnforth
- Compact Displays (UK) Ltd - London
- Compact Instruments Ltd - Bolton
- Company 4 Ltd - Sittingbourne
- Compere Systems Ltd - Birkenhead
- Completely Computers - Lancing
- Complus Teltronic Ltd - Dunmow
- Component Sense Ltd - Livingston
- Components and Manufacturing Solutions Ltd - Malvern
- Components Bureau Ltd - Huntingdon
- Components Direct - Sutton in Ashfield
- Components in Electronics (Newsquest Specialist Media) - London
- Composites Processing Association - Pontyclun
- Compotron Ltd - Swindon
- Compound Semi Conductor Technologies Ltd - Glasgow
- Computabyte Ltd - Westbury
- Computamation Systems Ltd - Leighton Buzzard
- Computer Associates plc - Slough
- Computer Components Ltd - Honiton
- Computer Controlled Solutions Ltd - Leamington Spa
- Computer Imprintable Label Systems Ltd - Worthing
- Computer Recognition Systems Ltd - Wokingham
- Computer Salvage Specialists - Newbury
- Computer Software Group plc, Chorus Division - Barnstaple
- Computer Solutions Ltd - Addlestone
- Computer System Architects Ltd - Guildford
- Computer Systems Ltd - Pinner
- Computerised Engraving - Widnes
- Computers in Construction Ltd - Dundee
- Computers, Network and Maintenance - Romsey
- Computronic Controls Ltd - Birmingham
- Computype International - Hull
- Comrac Ltd - Ashby de la Zouch
- Comtec Precision Sheet Metalwork Ltd - Reading
- Comtech M2M Ltd - Bolton
- Comtek UK / Comtec Cable Accessories Ltd - Huntingdon
- Concept Cables Ltd - Blandford Forum
- Concept CAD Ltd - Nottingham
- Concept Control Services Ltd - Stoke on Trent
- Concept Group Ltd - Livingston
- Concise Electronic Engineering Ltd - Cardigan
- Concord Lighting (Havells Sylvania) - Newhaven
- Concorde Copiers Ltd - Exeter
- Concordia Electric Wire and Cable Co Ltd - Long Eaton
- Concurrent Technologies plc - Colchester
- Condor Cases - Norwich
- Conec (UK) Ltd - Newbury
- Conferex Communications - Axbridge
- Conford Electronics - Liphook
- Conformance Services Ltd - Congleton
- Coniston Management Services Ltd - Basingstoke
- Connect 2 Technology Ltd - Redcar
- Connect Agility Ltd - Fishguard
- Connect Distribution Services Ltd - Birmingham
- Connect Electronics Ltd - Dublin
- Connect Systems EEM Ltd - Dunstable
- Connector and Terminal Supplies Ltd - Portsmouth
- Connectors Cable Specialists (CCS) Ltd - Harlow
- Connectors Cables Specialist (CCS UK) Ltd - Harlow
- Connectronics Cable and Connection - Shaftesbury
- Connecxtion Electrical Ltd - London
- Connexion Developments Ltd - Bristol
- Connexions (UK) PLC - Hatfield
- Connexis Ltd - Telford
- Connor Solutions Ltd - Houghton le Spring
- Conro Electronics - Borehamwood
- Consolidated Ceramic Products (Europe) - Sheffield
- Consolidated Engineering and Marine Ltd - Loughborough
- Consort Equipment Products Ltd - Milford Haven
- Constant Power Services Ltd (CPS LTD) - Hitchin
- Consultronics Europe Ltd - Chandlers Ford
- Contact Electronics Ltd - Sutton
- Contact Radio Communications Ltd - Newport (Gwent)
- Contactum Ltd - London
- Contax Ltd - Fareham
- Continental Microwave Ltd - Luton
- Contour Electronics Ltd - Hook
- Contract Purchasing UK Ltd - Stoke on Trent
- Contral Instrument Services Ltd - Grangemouth
- Contrel Ltd - Sudbury
- Control and Drives Ltd - Leicester
- Control and Traceability Systems - Harrogate
- Control Engineering Solution - Larne
- Control Equipment Ltd - Dudley
- Control Network Solutions Ltd - Basingstoke
- Control Techniques Dynamics Ltd - Andover
- Control Transducers Ltd - Bedford
- Controlled Speed Engineering Ltd - Brighouse
- ControlSoft Ltd - Cheltenham
- Controlstar Systems Ltd - Horncastle
- Contronics Ltd - Congleton
- Cooknell Electronics Ltd - Weymouth
- Cooknell Optronics Ltd - Weymouth
- Cool Energy Ltd - New Milton
- COOLLED Ltd - Andover
- Coolmation Ltd - Ringwood
- Coolmation Service Ltd - Markfield
- Coomber Security Systems Ltd - Taunton
- Cooper Bussmann UK Ltd - Loughborough
- Cooper Crouse-Hinds (UK) Ltd - Sheerness
- Cooper Engineering - Newry
- Cooper Lighting and Safety - Doncaster
- Cooper Security Ltd - Mitcheldean
- Coopers Fire and Smoke Engineering - Havant
- CoorsTek Ltd - Glenrothes
- Cope Technology Ltd - Kingswinford
- Copernica Ltd - Banbury
- Copley Motion Systems LLC - Basildon
- CopyTag Ltd - Harlow
- Corby Radio Services Ltd - Corby
- Cordic Ltd - Cambridge
- Corintech Ltd - Fordingbridge
- Cornelius Electronics Ltd - Port Talbot
- Cornish Cash Registers - Exeter
- Corporate Cable Solutions Ltd (CCS Ltd) - Basingstoke
- Corporate Information and Communication Technology Ltd - London
- Corporate Supplies Ltd - Waltham Cross
- Corporate Telecom Systems Ltd - Northampton
- Corporate Telecommunications - Leigh
- Corstat - Wootton Bassett
- Cortex Controllers Ltd - Cambridge
- Cosarnia (UK) Ltd - Coventry
- Cotec Technology - Guisborough
- Cotecna Inspection Ltd - Hounslow
- Cotswold Packaging Group Ltd - Swindon
- Cottenham Instruments and Materials - Cambridge
- Coulton Instrumentation Ltd - Christchurch
- Counters and Accessories Ltd - Milton Keynes
- Countersales UK Ltd - Leeds
- Counting Solutions Ltd - Corby
- County Battery Services Ltd - Kirkby in Ashfield
- County Scales Group - Nottingham
- Courtney-Thorne - Bournemouth
- Cove Industrial Enterprises - Farnborough
- Cove Plastics Ltd - Farnborough
- Coventry Scale Co - Coventry
- Cox (Div of Alfred Cox Holdings) - Stanley
- CP Cases Ltd - Isleworth
- CP Electronics Ltd - Wembley
- CP Power and Automation Ltd - Coventry
- CPA Instrument Services Ltd - Bootle
- CPC - Combined Precision Components plc - Preston
- CPI Electronics Ltd - Rotherham
- CPL Electronics Ltd - Waterlooville
- CPT ltd - Coalville
- Craft Data Ltd - Chesham
- Craftec Ltd - Andover
- Cranage EMC and Safety - Market Drayton
- Crane Electronics Ltd - Hinckley
- Cranfield Electrical Ltd - Bedford
- Cranleigh Control Company - Cranleigh
- Crawford Controls Ltd - Rotherham
- Crawford Hansford and Kimber Ltd - Farnborough
- Crayton Wright Ltd - Southampton
- CRD Devices Ltd - Shildon
- Creasefield Ltd - Ilminster
- Creative Database Projects Ltd - London
- Creative Media Techniques Ltd - CMT - Bishops Stortford
- Credowan Ltd - Chichester
- Cressall Resistors Ltd - Leicester
- Crest Forklift and Mechanical Handling Ltd - Wednesbury
- CRI Ltd - Ormskirk
- Cricklewood Electronics Ltd - London
- Crimptech Ltd - Preston
- Crimptech National Ltd - Eastbourne
- Crimpterm - Reigate
- Cristel Graphics Ltd - Halifax
- Croft Backstop Ltd - Leicester
- Crompton Controls Ltd - Wakefield
- Crompton Instruments Ltd - Witham
- Cropico Ltd - Croydon
- Cropton Components - Pickering
- Crosby Communications Ltd - Liverpool
- Crosland Ltd - Batley
- Cross Electrical (Nottingham) Ltd - Nottingham
- Crossland Components Ltd - Stanley
- Crossley and Bradley Ltd - Leyland
- Crouzet Ltd - Basingstoke
- Crow Electro Ltd - Crowborough
- Crowcon Detection Instruments Ltd - Abingdon
- Crown Battery - Liverpool
- Crown Water Heaters Ltd - Wolverhampton
- Croydex Group plc - Andover
- Croylek Ltd - Coulsdon
- CRS Electronics - Ware
- CRS Engineering Ltd - Morpeth
- CRT Films - Stafford
- Crydom International Ltd - Wimborne
- Cryoservice Ltd - Worcester
- Cryselco Lighting Ltd - Bedford
- Crystal Tech Electronics - Basingstoke
- Crystran Ltd - Poole
- CS Controls Ltd - Elgin
- CS Electronics (Airtime Services) Ltd - Stafford
- CSA Electronics - Worthing
- CSE Industrial Electrical Distributors Ltd - Bourne End
- CSE-Seprol Ltd - Sheffield
- CSE-Servelec Ltd - Sheffield
- CSEA Ltd - Blaydon on Tyne
- CSG Field Service and Hire - Pinnacle - Watford
- CSM Electronics Ltd - Wareham
- CSR - Cambridge
- CSS Worksafe Ltd - Bromsgrove
- CST Automation Ltd - Ashton under Lyne
- CT Production Ltd - Poole
- CT Systems (UK) Ltd - Huddersfield
- CTC and Co (Essex) Ltd - Maldon
- CTL Audio Visual Services Ltd - Aylesford
- CTL Components plc - London
- CTL Manufacturing - Stonehouse
- CTP Coil Ltd - Slough
- CTP Wipac Ltd - Buckingham
- Ctronix Ltd - Cowbridge
- CTS Corp (UK) Ltd - Glasgow
- Cube 3 - Southend on Sea
- Cube Lighting and Industrial Design Ltd - Berkhamsted
- Cubix Ltd - Beaconsfield
- Cullen Packaging - Glasgow
- Cullum Detuners Ltd - Heanor
- Culver Consultancy Ltd - St Albans
- Cumbria Communications 2000 Ltd - Penrith
- Cummings Power Generation - Ramsgate
- Cummins Generator Technologies Ltd - Stamford
- Cuno - a 3M company - Bracknell
- Cupio Ltd - Alton
- Current Thinking Ltd - Sunderland
- Curtis Instruments (UK) Ltd - Northampton
- Curtiss-Wright Controls Embedded Computing - Royston
- Custom Control Sensors International - Swindon
- Custom Design Cables - Gravesend
- Custom Design Mouldings Ltd - Cwmbran
- Custom Electronic Design Services Ltd - Stevenage
- Custom Electronics - Guisborough
- Custom Interconnect Ltd - Andover
- Custom Labels Ltd - Bridgwater
- Custom Micro Products Ltd - Poole
- Custom Technology Ltd - Lewes
- Custom Transformers Ltd - Malmesbury
- CVI Technical Optics Ltd - Douglas
- CVSS Ltd - Basildon
- CW Cole and Co Ltd - Luton
- CY Office Electronics - Aberdeen
- Cyber Electronics Co Ltd - Croydon
- Cyclops Electronics Ltd - York
- Cyfas Systems Ltd - Shefford
- Cygnus Automotive Ltd - Cannock
- Cygnus Systems Ltd - Aylesbury
- Cyionics Ltd - Pontypool
- Cynergy3 Components Ltd - Wimborne
- Cypher Technology Ltd - Leatherhead
