Company Index
- A and A Batteries - Pontypool
- A and C Audio Visual - Carluke
- A and D Automation (Sales) Ltd - Lancing
- A and D Instruments Ltd - Abingdon
- A and E Marketing (Electronics) Ltd - Kirkcaldy
- A and H Supplies Ltd - Bradford
- A and J Gummers Ltd - Birmingham
- A and K Cash Registers - Caerphilly
- A and P Chambers - Inverness
- A and R Designs Ltd - Kilmarnock
- A and R Electronic Developments Ltd - Rugeley
- A and S Auto Spares - Preston
- A and T Enclosures Ltd - Dudley
- A and W Sound and Vision - Reading
- A Breeze Ltd - Durham
- A Davies and Sons Sales Ltd - Stockport
- A E B - Watford
- A L J Assembly Ltd - High Wycombe
- A M D Main Boards Ltd - Wembley
- A Novo UK Ltd - Enfield
- A Novo UK Ltd - Manchester
- A Squared - Weston super Mare
- A Tarr Ltd - Uckfield
- A Vector Group Co- Vector Components Ltd - Norwich
- A W Electronic - Ventnor
- A Williams Engineering Services Ltd - Skelmersdale
- A-2-Sea Solutions Ltd - Romsey
- A-Fab Electronics Ltd - Andover
- A-Lux Lighting Ltd - Bradford
- A-TEC International Ltd - Sevenoaks
- A1 Marketing - Bordon
- A1 Microwave Ltd - Newark
- A1 PAT Testing (North East) - Hartlepool
- A1 Pat Testing Services Uk - Banbury
- AA Warehouse Solutions - Newmarket
- AAD Communications Ltd - London
- AAF Ltd - Cramlington
- Aardvark Technical Services - Walton on Thames
- Aardvark Transatlantic - Ascot
- AAVF Ltd (Anglo American Vulcanized Fibre Ltd) - Bideford
- AB Automotive Electronics Ltd - Cardiff
- AB Business Development Ltd - Kings Lynn
- AB Connectors Ltd - Mountain Ash
- AB Dick-Itek Ltd - Brentford
- AB Electrical Wholesalers Ltd - York
- AB Electronic Ltd - Romford
- AB Pharos Marine - Hounslow
- AB Precision (Poole) Ltd - Poole
- AB Semicon - Burgess Hill
- ABA Electronics - Andover
- Abacus Aim - Newbury
- Abacus Chiltern - Leighton Buzzard
- Abacus Choice - Cambridge
- Abacus Electrics - London
- Abacus Group - Newbury
- Abacus Hawke - Newbury
- Abacus Instruments - Shefford
- Abacus North East - Wetherby
- Abacus Resource - Newbury
- Abanda (UK) - Manchester
- ABB Ltd - Aberdeen
- ABB Ltd - Aberdeen
- ABB Ltd - Coventry
- ABB Ltd - Dundalk
- ABB Ltd - Ellesmere Port
- ABB Ltd - Luton
- ABB Ltd - Manchester
- ABB Ltd - Milton Keynes
- ABB Ltd - Stone
- ABB Ltd - Stonehouse
- ABB Ltd - Sunderland
- ABB Ltd - Telford
- ABB Ltd - Workington
- Abbey Design - Oldham
- Abbey Electronic Controls Ltd - Wigan
- Abbey Telecom Ltd - Blackburn
- Abbott Copier Engineering Ltd - West Drayton
- Abbott Diagnostics Division - Maidenhead
- Abbott Laboratories Ltd - Queenborough
- ABC Aerials - Exeter
- ABC Aerials Ltd - Wigan
- ABC Electronics Ltd - York
- Abel Alarm Co Ltd - Bedford
- Abel Alarm Co Ltd - Birmingham
- Abel Alarm Co Ltd - Greenock
- Abel Alarm Co Ltd - Leicester
- Abel Alarm Co Ltd - London
- Abel Alarm Co Ltd - Manchester
- Abel Alarm Co Ltd - Newcastle upon Tyne
- Abel Alarm Co Ltd - Peterborough
- Abel Alarm Co Ltd - Plymouth
- Abel Alarm Co Ltd - Poole
- Abel Alarm Co Ltd - Reading
- Abel Alarm Co Ltd - Taunton
- Abel Alarm Co Ltd - Tonbridge
- Abelon Systems Ltd - Edinburgh
- Abercorn Electronics Ltd - Linlithgow
- ABI Electronics Ltd - Barnsley
- ABL (Aluminum Components) Ltd - Birmingham
- ABL Circuits - Baldock
- Ablaze Building Solutions Ltd - Aldershot
- Able Data Installations plc - Hemel Hempstead
- Able Instruments and Controls Ltd - Reading
- Able Systems Ltd - Northwich
- Ablemail Electronics - Stockport
- Ablestik Electronic Materials and Adhesives - Cambridge
- Ablewisp Ltd - Brixham
- ABM Ltd - Widnes
- Above Board Components Ltd - Bournemouth
- Abrae Technology Ltd - Bolton
- Abrel Products Ltd - Limerick
- ABS Cases - London
- ABSL Power Solutions Ltd - Thurso
- Absolute Battery (UK) Ltd - Ipswich
- Absolute Calibration Ltd - Fareham
- Absolute Casing Ltd - Newbury
- Absolute Electronics Ltd - Staines
- Absolute Software Ltd - Porthtowan
- Absolute Vision Ltd - Nuneaton
- Abstractavr Ltd - Leicester
- ABTech Europe Ltd - Bridgwater
- Abtech Ltd - Sheffield
- Abtek Controls (trading name of Servecon Ltd) - Chelmsford
- Abtest Ltd - Mountain Ash
- ABTronix - Woodbridge
- AC Labels Ltd - Derby
- ACA Cable Distributors - Bridgend
- ACA-Apex Ltd - Dunstable
- Academy Instruments - Hitchin
- ACAL Components - Wokingham
- Acal Electronics Ltd - Fleet
- ACAL Microsystems - Wokingham
- Acal plc - Guildford
- ACAL Radiatron - Wokingham
- ACAL Semiconductors - Wokingham
- ACAL TC - Leicester
- Acam Instrumentation Ltd - Northampton
- ACC Silicones - Bridgwater
- ACC Systems Ltd - Coalville
- Accel Power Supplies Ltd - Lancing
- Accelerated Technology UK Ltd - Redditch
- Accellent - Manchester
- Accelonix Ltd - Alton
- Accent Optical Technologies - York
- Accent Technology Ltd - Totnes
- Access Cables Ltd - Flint
- Access Control Services - Erith
- Access Controls (UK) Ltd - Fareham
Access Electrical Services Ltd - Cullompton- Access Electrical Services Ltd - Dunstable
- Access Information Ltd - Midhurst
- Access IS - Reading
- Access Management Systems Ltd - Stourport on Severn
- Access Pacific Ltd - Wellingborough
- Acco Service Division - Droitwich
- ACCO Systems Ltd - Tamworth
- Accorde Esprit Electronics Ltd - Southampton
- Accu-Sort Europe - Huntingdon
- Accurate Disc Duplication Ltd - Leicester
- Accuride International Ltd - Northampton
- ACDC Automated Systems - Swansea
- ACDC Electronics Ltd - Southampton
- Ace Components Ltd - Preston
- Ace Conveyor Equipment - Doncaster
- Ace Wound Products Ltd - Barking
- Acewell Electronics Ltd - Burnley
- ACI Firepipe Ltd - Stevenage
- ACIC International Ltd - Aldershot
- Ackermann Ltd - Milton Keynes
- Acksen Ltd - Belfast
- ACL - Cirencester
- Aclet Electronics Ltd - Newton Aycliffe
- ACM Instruments - Grange over Sands
- ACO Electronics Ltd - Royston
- Acord Electronics Ltd - West Byfleet
- Acorn Components Ltd - Colchester
- Acota Ltd - Shrewsbury
- ACP & D Ltd - Ashton under Lyne
- Acquisition Systems Ltd - Sandhurst
- ACR Computer Systems - Stamford
- AcSoft Ltd - Aylesbury
- ACT Communications Ltd - Aylesford
- Actaris UK Ltd - Felixstowe
- ACTE Components Ltd - Basingstoke
- Actest Ltd - London
- Actimax Telecommunications - Basildon
- Actinic PCB Design - Brighton
- Action Circuits (UK) Ltd - Luton
- Action Hardware Ltd - Hartfield
- Actionair Equipment Ltd - Whitstable
- Activ Products Ltd - Stroud
- Activa Solutions - Edenbridge
- Active Circuits - Melton Mowbray
- Active Computing and Telecoms Ltd - Barnstaple
- Active Controls - Market Harborough
- Active Electronics plc - High Wycombe
- Active Network Systems Ltd - Huntingdon
- Active Research Ltd - Poole
- Active Sensors Ltd - Christchurch
- Active Silicon Ltd - Uxbridge
- Active Switch and Sensor Ltd a division of Assemtech Europe Ltd - Clacton on Sea
- Active Tagging Ltd - Halifax
- Active-PCB Solutions Ltd - Reading
- Acton Delta Ltd - Wolverhampton
- Actronics Ltd - Harlow
- Acuid Corporation - Dorchester
- Aculab plc - Bletchley
- Acupaq Ltd - Glasgow
- Acutest - Newcastle under Lyme
- ACW Technology Ltd - Southampton
- ACW Technology Ltd - Tonypandy
- AD - Cambridge
- AD Aerospace Ltd - Runcorn
- AD Computers - Middlesbrough
- AD Ireson Designs Ltd - York
- Ad-A Guard - Stockport
- AD-lite (Electronics Co UK) - Sheffield
- ADA Computer Systems Ltd - Burgess Hill
- Adam Equipment Co Ltd - Bletchley
- Adam Hall Ltd - Southend on Sea
- Adams D - London
- Adapt A Fone - Fowey
- Adaptaflex - Coleshill
- Adaptive Modules Ltd - Hove
- Adaptsys Ltd - Petersfield
- ADC Electrical Company Ltd - Washington
- ADC KRONE - Cheltenham
- Added Dimension Ltd - Reading
- Adder Solution Ltd - Weybridge
- Adder Technology Ltd - Cambridge
- Addison Technology Ltd - Southampton
- Addlestone Electronics Ltd - Woking
- Adelco Screen Process Ltd - Bordon
- Aden Electronics Ltd - Ashford
- Adept Power Solutions Ltd - Andover
- Adept Scientific plc - Letchworth
- Adex Technical Ltd - Stroud
- Adhesives International Ltd - Witney
- ADI American Distributors Inc - Henlow
- ADI Ltd - Preston
- ADI-GARDINER / ADI International - Rochdale
- Aditech Ltd - Aylesbury
- ADL Electronics - Solihull
Admiral Microwaves Ltd - Ruislip- Adodo Communications Ltd - Nottingham
- Adrian Hill Electronics - London
- Adrio Communications - Staines
- Adroit Accessories Ltd - Walsall
- Adroit Global Technologies Ltd - Burnley
- ADRS Ltd - London
- Adsyst (Automation) Ltd - Stafford
- ADT Fire and Security plc - Sunbury on Thames
- Adur Communications - Steyning
- ADVA Optical Networking - York
- Advance Battery Supplies - Stockport
- Advance Coils Ltd - Warrington
- Advance Controlled Electronics - Loughborough
- Advance Data Products Ltd - Ormskirk
- Advance Electronics Ltd - Wrexham
- Advance Power Technology Ltd - London
- Advance Product Services Ltd - Harrogate
- Advanced Aerial Services - Leeds
- Advanced Alloy Services Ltd - Sheffield
- Advanced Analogic Technologies Inc - Theale
- Advanced Battery Care Ltd - Marlborough
- Advanced Battery Supplies - Stockport
- Advanced Cabling Infrastructure Ltd (formerly Methode Fibre Optics Europe) - Haverhill
- Advanced Chemical Etching Ltd - Telford
- Advanced Computer Designs Ltd - Linlithgow
- Advanced Computer Installations Ltd - Glasgow
- Advanced Control Systems Ltd - Leeds
- Advanced Crystal Technology Ltd - Wokingham
- Advanced Dynamics Ltd - Bradford
- Advanced Energy Industries UK Ltd - Bicester
- Advanced Industrial Rewinds Ltd - Sunderland
- Advanced Innovations Ltd - Limerick
- Advanced Interactive Solutions Ltd (Trenton Technical) - Southampton
- Advanced Interconnection Technology Ltd - Manchester
- Advanced Labelling Systems - Poole
- Advanced Labelling Systems Ltd (ALS) - Thame
- Advanced Layout Solutions Ltd - Reading
- Advanced Modular Computers Ltd - Slough
- Advanced NDT Ltd - Worcester
- Advanced PC - Leicester
- Advanced Perimeter Systems Ltd - Stirling
- Advanced Rework Technology (ART) - Chelmsford
- Advanced Semiconductor (Europe) Ltd - Aylesbury
- Advanced Tecnology International Ltd - Iver
- Advanced Telephone Systems - Harpenden
- Advanced Television Systems - Brigg
- Advanced Thinking Systems Ltd - Waterlooville
- Advantech AMT Ltd - St Ives (Huntingdon)
- Advantech Europe Business Centre Gmbh - Ascot
- Advent Communication - Chesham
- Advent Electronics Ltd - Lymington
- Adverc BM Ltd - Wolverhampton
- Adville - Kettering
- AE Petsche Co Inc - Reading
- AEA Technology plc - Didcot
- AEA Technology plc - Dorchester
- AEC Power Control Ltd - Sheffield
- AEG Power Supply Systems - Ilford
- Aegis Industrial Software (Europe) Ltd - High Wycombe
- AEI Cables Ltd - Chester le Street
- AEI Cables Ltd - Gravesend
- AEL Crystals Ltd - Crawley
- AEME Ltd - Honiton
- Aerco Ltd - Horsham
- Aerial Facilities Ltd - Chesham
- Aero Stanrew Ltd - Barnstaple
- Aeroform Ltd - Poole
- Aeromaster International Ltd - Blaydon on Tyne
- Aerosystems International Ltd - Yeovil
- Aerotech Ltd - Aldermaston
- Aerotech World Trade Ltd - Maidenhead
- AEV plc - Birkenhead
- AF Switchgear and Control Panels Ltd - Sutton in Ashfield
- AFAC Ltd - Shefford
- AFC Group - Wigan
- AFDEC - Buntingford
- Affinity Components - Galway
- Afriso Eurogauge Co Ltd - East Grinstead
- Aftec Ltd - Wolverhampton
- AG Enterprises (VTS) Ltd - Corby
- Agate Sales and Marketing Ltd - Norwich
- Agfa-Gevaert Ltd - Brentford
- AGI Media - Birmingham
- AGL Airtesting Ltd - Baldock
- Aglo Solutions Ltd - Harrow
- AGR Automation Ltd - Arbroath
- Agut Control Gear Ltd - Blackburn
- AGW Electronics Ltd - Chesterfield
- AI Welders Ltd - Inverness
- Aico Ltd - Oswestry
- AIID Solutions - Stockport
- AIM Aviation (Henshalls) Ltd - Byfleet
- Air and Marine Products Ltd - Reading
- Air and Water Centre - Littlehampton
- Air Care Products - St Austell
- Air Control Industries Ltd - Chard
- Air Monitors Ltd - Gloucester
- Air Response Ltd - Thame
- Air Spectrum Environmental Ltd - Worcester
- Air Tube Group Ltd - Kidderminster
- Airconnect Solutions Ltd - St Albans
- Airdri Ltd - Witney
- Airflow Developments Ltd - High Wycombe
- Airflow Measurements Ltd - Bolton
- Airlink Transformers - Sawbridgeworth
- Airmat Machinery Ltd - Wigan
- Airport Bearing Co Ltd - Nottingham
- AirSense Technology Ltd - Hitchin
- Airwell Measurements Ltd - Knutsford
- Aitken Electronics - Newcastle upon Tyne
- AJ Cables and Connectors Ltd - Heathfield
- AJ Electronics Ltd - London
- AJ Mare Instruments - Birmingham
- AJ Watson Electrical Services Ltd - Darwen
- Ajac Mechtrical Services Ltd - Gillingham
- Ajay Electronics Ltd - Sutton
- AJB Project Services Ltd - Hayes
- AJL Electrical Sales Ltd - Billericay
- AJM Comfort - Todmorden
- AJS Design - Dunmow
- AK Amusement Supplies - London
- AK Electrical Testing - Sittingbourne
- AKD - Exeter
- Akhter Computers Ltd - Harlow
- Aksa International (UK) Ltd - Leicester
- Alacritas Consultancy Ltd - Coalville
- Alan Butcher Components Ltd - Blandford Forum
- Alan Dick and Co Ltd - Cheltenham
- Alaris Medical Systems - Basingstoke
- Alarmtronic Ltd - Croydon
- Albacom Ltd - Dundee
- Alberto-Culver Group Ltd - Basingstoke
- Albol Electronic and Mechanical Products Ltd - London
- Albright International - Surbiton
- Alcad - Harlow
- Alcatel Networks Ltd - Newport (Gwent)
- Alcatel Submarine Networks - London
- Alcatel Telecom Ltd - Banbury
- Alcatel Vacuum Technology (UK) Ltd - Livingston
- Alentec Orion Ltd - Leicester
- Aleph Europe Ltd - Wellingborough
- Alex Everett Ltd - Chelmsford
- Alexander Technologies (Europe) Ltd - Peterlee
- Alfa Chemicals Ltd - Preston
- Alfatronix Ltd - Poole
- ALG Sound and Lighting UK Ltd - Birmingham
- ALGO Instrument Services Ltd - Holsworthy
- Algram Group Ltd - Plymouth
- ALH Systems Ltd - Westbury
- Alice Soundtech plc - Lingfield
- All Batteries (UK) Ltd - Watford
- All Cable Solutions Ltd - Sheffield
- ALL PSU Ltd - Rochester
- All Trade Printers - Birmingham
- Alldays Peacock - Weston super Mare
- Allegro Microsystems (Europe) Ltd - Walton on Thames
- Allegro Microsystems Ltd - Musselburgh
- Allen and Heath - Penryn
- Allen Industrial - Rhyl
- Allen-Bradley - Milton Keynes
- Allendale Electronics Ltd - Hoddesdon
- Allenwest Systems Ltd - Brighton
- Allertex Ltd - Bradford
- Allett Mowers Ltd - Arbroath
- Allgood Technology Ltd - Telford
- Alliance Security Ltd - Leatherhead
- Allied Cables Ltd - Warrington
- Allied Commercial Electronic Repairs - Neath
- Allied Fire Alarms and Escapes Co Ltd - Wrexham
- Allied Semiconductors Int Ltd - Limerick
- Allrol Solutions Ltd - Huntingdon
- Alltec UK Ltd - Rotherham
- Allvoice Computing plc - Newton Abbot
- ALM Electronics Ltd - Aldermaston
- Almag a Division of Carnhill Transformers Ltd - St Ives (Huntingdon)
- Almag Components Ltd - Colchester
- Almec Electronic Assembly Services Ltd - Hitchin
- Almit Technology Ltd - Forest Row
- ALN Circuits Ltd - Birmingham
- Alpha Data Parallel Systems - Edinburgh
- Alpha Electronics (Southern) Ltd - Maidstone
- Alpha Lighting Services - Sunderland
- Alpha Micro Components Ltd - Basingstoke
- Alpha Moisture Systems Ltd - Bradford
- Alpha RF Ltd - Swanley
- Alpha Technologies Europe Ltd - Bishops Stortford
- Alpha Wire International - Sunbury on Thames
- Alphabet Electronic Components Ltd - Barnstaple
- Alphamation Ltd - Halesowen
- Alphameric Leisure Ltd - Guildford
- Alphamode Designs - Oxford
- Alphamosaic - Cambridge
- Alphasonics (UCS) Ltd - Liverpool
- Alphatech Ltd - Haverhill
- Alphatek Instruments Ltd - Normanton
- ALPHR Technology Ltd - Letchworth
- Alphr Telemetry Ltd - Wokingham
- Alpine Components - St Leonards on Sea
- Alpine Technology Ltd - Portslade
- Alps Electric (Ireland) Ltd - Cork
- Alps Electric (UK) Ltd - Milton Keynes
- ALR Services - Oxford
- ALR Services (Wales) - Cwmbran
- Alrad Instruments Ltd - Newbury
- Alroy Microwave and Electronics Ltd - Stevenage
- ALS Technologies Ltd - Wincanton
- Alsigns - Surelite Ltd - Maidenhead
- Alstec Power Systems Ltd - Bracknell
- ALSTOM Large Generators Ltd - Stafford
- ALSTOM Low Voltage Equipment Ltd - Liverpool
- ALSTOM Power Electrical and Control Systems - Knutsford
- ALSTOM Research and Technology Centre - Stafford
- ALSTOM Transport Information Solutions - Borehamwood
- Altanet Technology Ltd - Huntingdon
- Altaroute Ltd - Yate
- Altek Instruments Ltd - Walton on Thames
- Altek Technologies Ltd - Brighton
- Alter Technology Group UK - Fareham
- Altera UK Ltd - High Wycombe
- Alternative SMT Ltd - London
- Alternative Test Equipment - Wokingham
- Alternators Batteries Starters - Wembley
- Altima Ltd - London
- Altimex Ltd - Chester
- Altronix Ltd - Leeds
- Altus Group Ltd - Kirkcaldy
- Aluminium Inductors Ltd - Croydon
- AM Bromley Ltd - Buxton
- AM Labels Ltd - Kettering
- AM Power Solutions - Carmarthen
- AM Transformers Ltd - High Wycombe
- Amatron/Pave Technology Ltd - Twickenham
- Amber Electronics - Daventry
- Amber Instruments Ltd - Chesterfield
- Amberlea Plastics Ltd - Fareham
- AMC Security Products Ltd - Shoreham by Sea
- AMD (UK) Ltd / Advanced Micro Devices Ltd - Camberley
- AMEC Thermal Solutions - Cambridge
- Amelec Instruments - Milton Keynes
- America II Europe - Stevenage
- AMETEK Airscrew Ltd - Sunbury on Thames
- Ametek Power Instruments - Lisburn
- Amethyst Designs Ltd - Cambridge
- Amfax Ltd - Blandford Forum
- AMG Electronics - Coalville
- AMG Systems Ltd - Biggleswade
- Amicus ITS Ltd - Southampton
- Amina Technologies Ltd - Huntingdon
- Amino Communications Ltd - Cambridge
- Amir Power Transmission Ltd - Hemel Hempstead
- AMK Drives and Controls Ltd - Northampton
- Ampersand (y2k) Ltd - Chorley
- Ampetronic Ltd - Newark
- Ampex (GB) Ltd - Basingstoke
- Amphenol Ltd - Nottingham - Whitstable
- Amphenol Spectra-Strip - Romsey
- Amphion Semiconductor Ltd - Belfast
- AMPLEC - Halifax
- Amplicon - Brighton
- Amplivox Ultratone - Wilmslow
- Ampohm Wound Products Ltd - Launceston
- Amptronik Control Systems Ltd - Wolverhampton
- Ampy Automation Digilog Ltd - Peterborough
- Amron Energy - Wolverhampton
- AMS Ltd - Chelmsford
- AMS Ltd - Dunfermline
- AMS Neve plc - Burnley
- AMS Technologies Ltd - Lutterworth
- Amstrad plc - Brentwood
- Amulet Hotkey - Newton Abbot
- Amytech Ltd - Billingshurst
- AN Wallis and Co Ltd - Nottingham
- Anaco Stainless - Peterborough
- Analog Devices BV - Limerick
- Analog Devices Ltd - Walton on Thames
- Analogical Systems - Farnham
- Analogue and Digital Systems Ltd - Maidenhead
- Analogue Integration Ltd - Malmesbury
- Analox Sensor Technology Ltd - Middlesbrough
- Analytical and Flux Services - Fishguard
- Anand International Ltd - Leicester
- Anatec Electronics - Huddersfield
- ANCA (UK) Ltd - Coventry
- Anca Industrial Supplies Ltd - Halesowen
- Anchor Components Ltd - Stoke on Trent
- Anchor Supplies - Nottingham
- Anchorshield Ltd - Poole
- Ancrum Electronics - Dundee
- Andel Ltd - Huddersfield
- Anders Electronics plc - London
- Anderson Burnbreck Ltd - Cheltenham
- Anderson Power Products - Cork
- Andor Technology Ltd - Belfast
- Andrew Harrison Electronic Design - Cardiff
- Andrew Ltd - Edinburgh
- Andrew Midgley - Marine Electronics - Southport
- Andrews Reprographics Ltd - Ipswich
- Andrin Kitting and Sourcing - Cranleigh
- Andromeda Products Ltd (APL) - Wellingborough
- Andromica Video Systems Ltd - Uxbridge
- Andross Electrics Ltd - Bishops Stortford
- Anglepoise Ltd - Waterlooville
- Anglia - Wisbech
- Anglia Circuits Ltd - St Ives (Huntingdon)
- Anglia Labels (Sales) Ltd - Sudbury
- Anglia Time Recorders Ltd - Ipswich
- Anglia Transformers Ltd - Farnham
- Anglo Production Processes Ltd - Bromsgrove
- Anglo-American Electrical Co - Bolton
- Anglo-Telecommunications Ltd - Manchester
- Angstrom Sciences, Inc - Duquesne
- Angstrom Sciences. Inc. - Evesham
- Angus Rock Products - Oxford
- Anixter Ltd - Uxbridge
- Annex (Interconnect) Ltd - Bristol
- Annicom - Bordon
- Annson and Associates Ltd - Matlock
- Anord Control Systems - Dundalk
- Anotek Ltd - Kilwinning
- ANR Manufacturing Ltd - Bourne End
- Anritsu Ltd - Luton
- Ansar Ltd - Oswestry
- Ansat Digital - Wallasey
- Ansmann Energy (UK) Ltd - Hoddesdon
- Ansoft UK - Basingstoke
- Anstee Ware Ltd - Avonmouth
- Antares (Europe) Ltd - Gerrards Cross
- Antec Instrumentation - Gateshead
- Antech Calibration Services - Great Yarmouth
- Antex (Electronics) Ltd - Tavistock
- Antidote Produxions - Birmingham
- Antimony Communications - Godalming
- Antler Ltd - Bury
- Antrim Transformers Ltd - Antrim
- Anville Instruments Ltd - Aldershot
- Anville Sensors - Camberley
- AO Smith - Gainsborough
- AOS Technology Ltd - Melton Mowbray
- AP Metalising - Alfreton
- AP Technologies Ltd. - Bath
- APC - American Power Conversion - Hayes
- APC plc - Go! Technology - St Neots
- APC plc - Hi-Rel - Rochester
- APC plc - SBM - St Neots
- APC-American Power Conversion UK Ltd - Reading
- APC-Hero - St Neots
- APD Communications Ltd - Milton Keynes
- APDS Ltd - Bristol
- Apem Components Ltd - Aylesbury
- Apex Agencies International Ltd - Birmingham
- Apex Computers International Ltd - Cirencester
- Apex Electronics Ltd - Crowborough
- Apex Manufacturing Ltd - Hailsham
- Apfel-Europe - Hungerford
- Aphel Ltd - Coventry
- Aphena Ltd - Cambridge
- API Holographics - Salford
- Aplab Power Systems - Market Harborough
- Apleg - Wrexham
- Apollo Computerware Ltd - Exeter
- Apollo Display Technologies Ltd - Rochester
- Apollo Electronics Corporation Ltd - Huddersfield
- Apollo Enterprises Ltd - Chislehurst
- Apollo Flow Measurement Ltd - Walsall
- Apollo Ultrasonics - York
- Apollotek Ltd - Sunbury on Thames
- Appian Technology - Bourne End
- Apple Sound Ltd - Chester
- Applegate Directory - Barnstaple
- Application Solutions Ltd - Lewes
- Applications Engineering Ltd - Uckfield
- Applied Assembly Ltd - Southampton
- Applied Automation (UK) Ltd - MayTec Division - Plymouth
- Applied Barcodes - Horsham
- Applied Electronics Computer Systems - Hailsham
- Applied Imaging International Ltd - Newcastle upon Tyne
- Applied Kilovolts Ltd - Worthing
- Applied Relay Testing Ltd - Wimborne
- Applied Satellite Technology - Great Yarmouth
- Applied Vibration Ltd - Tamworth
- Applied Weighing International Ltd - Reading
- Applique Lighting - London
- Approval (M and M Business Communications Ltd) - Sevenoaks
- Apra-norm Electromechanik GmbH - Fareham
- APT Electronics Ltd - Workington
- APT Transtelex plc - London
- AQL EMC Ltd - Wimborne
- Aquadec Decorative Coatings - Thetford
- Aqualeak Detection Ltd (Wayscale) - Horley
- Aquapac International Ltd - London
- Aquila Cybernetic Ltd - Portland
- Aquila Switchgear Ltd - Edenbridge
- AR Electronics - York
- Aralia Systems Ltd - Horsham
- Aramec Technology - Pontypool
- Arbarr Electronics Ltd - Antrim
- Arbel Electronics Ltd - Clynderwen
- Arc Control Systems - Camberley
- Arc Electronics - Southampton
- Arc Electronics Ltd - Swindon
- Arc International - Borehamwood
- Arc Lighting Ltd - Newport (IOW)
- Arcaydis - Kidderminster
- Archer Woodnutt Ltd - Stoke on Trent
- Archibald Kenrick and Sons Ltd - West Bromwich
- Archway Supplies plc - Newport (Gwent)
- Arcol (UK) Ltd - Truro
- Arcolectric Ltd - Molesey
- Arcom - Cambridge
- Arcotronic Nissei Group - Towcester
- Arctic Spas - Kidderminster
- Arden Electronics Ltd - Birmingham
- Arena Computer Services - Leatherhead
- Areva T and D UK Ltd - Stafford
- AREVA T and D UK Ltd (Power Electronic Activities) - Stafford
- ARG ElectroDesign Ltd - Cirencester
- Argogroup - Godalming
- Argon Electronics - Luton
- ArgoSafe Ltd - Leicester
- Argosy Cable - Aylesbury
- Arka Technologies Ltd - London
- Arkadin UK Ltd - London
- Arkel Computer Services Ltd - Market Harborough
- Arkonia Systems Ltd - Bordon
- Arlco Power Ltd - Gloucester
- ARM Ltd - Cambridge
- Armadillo Electronics - Dunmow
- Armourcote - Leeds
- Arnesys Ltd - Nottingham
- Arney Vectra Ltd - Warrington
- Arnlea Systems Ltd - Inverurie
- Arrow Electronics (UK) Ltd - Harlow
- Arrow Engineering Supply Co Ltd - Rugby
- Arrow International Technologies Ltd - Daventry
- Arrow Technical - Rotherham
- Arrowquint Ltd - Northampton
- Arrowvale Electronics - Redditch
- Art Components Ltd - Huntingdon
- Artesyn Communications Products - Edinburgh
- Artesyn Technologies - Cork
- Artetch Circuits Ltd - Littlehampton
- Artevea Ltd - Cambridge
- Artisan Software Tools Ltd - Cheltenham
- Arun Components Ltd - Bognor Regis
- ARW Transformers Ltd - Glasgow
- AS Payne EMC and Environmental Consultant - Westerham
- ASAP Calibration Services - Romsey
- Ascent Electronics - Bury
- ASCO Components - Birmingham
- Asco Numatics - Skelmersdale
- Ascom Wireless Solutions - Sevenoaks
- Ascon - Malvern
- Ascot Hygiene Ltd - Bicester
- Ascot Systems (UK) Ltd - Worthing
- Ascott Analytical Equipment Ltd - Tamworth
- ASD Lighting - Rotherham
- Ash and Lacy Pressings Ltd - Lichfield
- Ash Instruments Dentsply - Plymouth
- Ash Telecom - Guildford
- Ashcroft Ceramic Capacitors Ltd - Cirencester
- AshDale Electrical Testing - Leeds
- Ashdown Process Control Ltd - Folkestone
- Asheridge Communications Ltd - Chesham
- Ashgill Electronics Ltd - Larkhall
- Ashlea Components Ltd - Swindon
- Ashridge Engineering Ltd - Okehampton
- Ashwood Eco Ltd - Yateley
- ASI Robicon Ltd - High Wycombe
- ASIRobicon Ltd - High Wycombe
- Asis Computing Ltd - Swansea
- ASK Technology Ltd - Hook
- ASM GmbH (Automation Sensors Measurement) - Swadlincote
- Asnu Corporation Ltd - Watford
- ASP Electronic Design Ltd - Wokingham
- ASPECT Electronics Ltd - York
- Aspen Electronics Ltd - Ruislip
- Asper Systems Ltd - Edinburgh
- Aspex Semiconductor Ltd - High Wycombe
- Aspire Design Ltd - Walsall
- Aspland Gauge Co Ltd - Hyde
- Assemblionics Ltd - Bridgend
- Assembly and Control Technology Ltd - Bideford
- Assembly Circuit Technology Ltd - St Austell
- Assembly Contracts Ltd - Manchester
- Assembly Services - Cheltenham
- Assembly Solutions UK Ltd - Letchworth
- Assemtech Europe Ltd - Clacton on Sea
- Assent Ltd - Wokingham
- Asset EPOS Systems Ltd - Surbiton
- Asset Instruments Ltd - Henley on Thames
- Assign Technology - Greenford
- Associate Vehicle Installations Ltd - Walton On The Naze
- Associated Compressor Engineers - Stockport
- Association for Standards and Practices in Electronic Trade (t/a E Centre) - London
- AssureTech Ltd - Greenock
- AST Distribution Ltd - Swindon
- Asta BEAB Certification Services - Guildford
- Asta BEAB Certification Services - Warwick
- Astec Power - Brierley Hill
- Asten Instruments Ltd - Market Rasen
- Astin Trew - Henley on Thames
- Aston Broadcast Systems Ltd - Camberley
- Aston Communications - London
- Astor EMC - Reading
- Astra Circuits Ltd - Bath
- Astralux Dynamics Ltd - Colchester
- Astratec Electronics Ltd - Daventry
- Astro Technologies Ltd - Fareham
- Astrosyn International Technology plc - Chatham
- Astrosystems Ltd - Wantage
- Astute Electronics Ltd - Ware
- Asysco Plc - Egham
- AT and T (UK) Ltd - London
- AT Communications Group Plc - Harlow
- AT Engine Controls Ltd - Manchester
- ATA Security Solutions Ltd - Sleaford
- ATB Morley Ltd - Pudsey
- ATC Loudspeaker Technology Ltd - Stroud
- ATC Semitec Ltd - Northwich
- ATC Systems Ltd - Glenrothes
- Atco-Qualcast - Stowmarket
- ATDI Ltd - Crawley
- ATEK Technology Ltd - Bristol
- Atex Ltd - Wallingford
- ATG - St Helens
- ATG Electronics, Corp - China
- ATL Telecom - Cardiff
- ATL Transformers Ltd - Manchester
- Atlantic Electronic Components - Potters Bar
- Atlantic Microwave Ltd - Braintree
- Atlas Clean Air Ltd - Nelson
- Atlas Telecommunications - Brigg
- ATM Technology Management - Woking
- Atmel (UK) Ltd - Camberley
- Atomic Programming Ltd - Sheffield
- Atos Origin - London
- Atotech (UK) Ltd - West Bromwich
- ATP Electronic Developments Ltd - Stafford
- ATP Instrumentation Ltd - Ashby de la Zouch
- Atraverda - Abertillery
- ATT Avionics Ltd - Yeovil
- Auckland International Ltd - Canterbury
- Auckland International Ltd - Harlow
- Audeon - Leeds
- Audio and Design Reading Ltd - Reading
- Audio Digital Technology Ltd - Teddington
- Audio Engine, The - Harpenden
- Audio Laboratories (Leeds) - Leeds
- Audio Ltd - High Wycombe
- Audio Partnership plc - London
- Audio Processing Technology - Belfast
- Audio Repairs - Cheltenham
- Audio Visual Systems (Scotland) Ltd - Glasgow
- Audio Workshop Co Uk - Braintree
- Audionics Ltd - Sheffield
- Audiotel International Ltd - Corby
- Audioworks North West Ltd - Lancaster
- Auditel Ltd - High Wycombe
- Audix Broadcast - Saffron Walden
- Audon Electronics - Nottingham
- Auriga (Europe) plc - Milton Keynes
- Aurora Electronics Ltd - Lichfield
- Aurorra Ltd - Sheffield
- Austin Semiconductor - Alton
- Austin Taylor Communications - Bangor
- Autac Products Ltd - Macclesfield
- Auto Battery Service - Guildford
- Auto Marine Cables Ltd - Manchester
- Auto Sparks - Nottingham
- Autobits - Farnham
- Autocall Ltd - Middlesbrough
- Autocar Electrical Equipment Co Ltd - London
- Autocare - Blandford Forum
- Autocue Ltd - London
- Autodata Products Ltd - London
- Autogard (UK) Ltd - Walsall
- Autolux Batteries - Staines
- Autolux Ltd - Leeds
- Automated Designs Ltd - Wimborne
- Automated Security Technologies Ltd (AST) - Bristol
- Automated System Services Ltd - Fareham
- Automatic Access Ltd - Leicester
- Automatic Systems Laboratories Ltd - Milton Keynes
- Automatic Windings Ltd - Wimborne
- Automation and Motion Technology Ltd - Nottingham
- Automation Controls Ltd - Belfast
- Automation Conveyors Ltd - Morpeth
- Automation Systems International Ltd - Stanford le Hope
- Automation Technologies Ltd - Rye
- Automotive Calibration Ltd - London
- Autonumis Ltd - Tetbury
- Autoreel Ltd - Nottingham
- Autoroute Circuits - Maldon
- Autosound Ltd - Bradford
- Auwell Electronics Ltd - Stonehouse
- AV Concepts - South Brent
- AV Innovation Ltd - Bromley
- Av Sales Ltd - Ashford
- AV-Sonix Ltd - Swindon
- AVA Computing Services - Havant
- Avalon Electronics Ltd - Shepton Mallet
- Avantech Distribution Ltd - Winsford
- Avanti Power Repairs Ltd - Tadley
- Avcom Hire - London
- Avdel (UK) Ltd - Welwyn Garden City
- Avel Lindberg Ltd - Tredegar
- Avelec Ltd - Aylesbury
- Avena Communications - Cork
- Avermedia Technologies (UK) Ltd - Newport Pagnell
- Avery Weigh-Tronix - Smethwick
- AVI Systems - Croydon
- Avialec International Ltd - Petersfield
- Avid AV - Sheffield
- AVID plc - Uckfield
- Avimo Thin Film Technologies Ltd - Plymouth
- Avionicare Ltd - Southend on Sea
- Avionics Mobile Services Ltd - St Albans
- Aviv Electronics Europe Ltd - Harrow
- Avk Schrack - Maidenhead
- Avkit Ltd - London
- AVK|SEG (uk) Ltd - Maidenhead
- Avnet Applied Computing Solutions - Slough
- Avnet EMG Ltd - Slough
- Avnet EMG Ltd - Stevenage
- Avnet Ltd - Dublin
- Avnet Time - Stevenage
- Avon Magnetics Ltd - Christchurch
- Avondale - Tadworth
- Avonline plc - Bristol
- Avonwood Developments Ltd - Wimborne
- Avpower Ltd - Reading
- AVT Communication Systems Ltd - Rugeley
- AVX Ltd - Fleet
- Aware Simulation Ltd - Farnborough
- AWI Ltd - Ryde
- AWS Electronics Group Ltd - Newcastle under Lyme
- AX Distribution - Horsham
- Axair Fans (UK) Ltd - Newcastle under Lyme
- Axeon Ltd - Aberdeen
- Axess International Ltd - Daventry
- AxiCom - London
- Axicon Auto ID Ltd - Bicester
- Axiom Manufacturing Services Ltd - Newport (Gwent)
- Axis Electronics Ltd - Bedford
- Axis Group - Feltham
- Axis Microsystems Ltd - Bridgnorth
- Axis Network Technology Ltd - Aylesbury
- Axisclaim Ltd - Hailsham
- Axon Cable Ltd - Dunfermline
- Axon Components Ltd - Leeds
- Axxess Identification Ltd - Swindon
- Aypex Electronics Ltd - Swansea
- Aytee Technologies Ltd - Kettering
- Azcon Component Solutions Ltd - Witham
- Aztec Circuits Ltd - Emsworth
- Aztec PCB Design Services - Brighton
- AzteQ Solutions Ltd - Hemel Hempstead
- Azure Ltd - Dorchester
- Azzurri Technology - Wokingham
