All Industry Company Index - Z
- Z & D Co - London
- Z 360 Ltd - London
- Z A C Decors - Caerphilly
- Z A D Computer Services - Saltash
- Z A F Telecom Ltd - Wembley
- Z Axis Ltd - Nottingham
- Z B Motors - Sidcup
- Z C L - Bicester
- Z Cars Ltd - Hull
- Z Hinchliffe & Sons Ltd. - Huddersfield
- Z Jewellery - Cardiff
- Z K's - Bristol
- Z L G Consulting Ltd - Peterborough
- Z L T Automation Ltd. - Brackley
- Z Led Ltd. - Sale
- Z M S - Colne
- Z M T Services Ltd. - Exeter
- Z Mesh - Wolverhampton
- Z Munter (Farms) Ltd. - Eye
- Z N Electro Surgical - Newcastle upon Tyne
- Z S Bodies Ltd. - Leicester
- Z Saunders - Walton on Thames
- Z Signs Uk Ltd - Penarth
- Z Spars International Ltd. - Ipswich
- Z Store - Manchester
- Z T F Power - Littlehampton
- Z T W - Hemel Hempstead
- Z Tech Mobility - Brierley Hill
- Z Uk It Ltd - Dronfield
- Z&B Vintners Ltd - Ashford
- Z-Card Ltd - London
- Z-Guard (London) Ltd. - South Shields
- Z-LASER Optoelektronik GmbH - Abercarn
- Z-Roxx - Hailsham
- Z-Tech Control Systems Ltd - Cambridge
- Z-Three - London
- Z.L.R. Ltd - London
- Z.Z.L Ltd - Chesterfield
- Z/Yen Group Ltd. - London
- Z1 Technology Services Ltd - Kingston upon Thames
- Z1 Telecom Ltd - Matlock
- Zaavia Ltd - Ilford
- Zab Ltd - Upminster
- Zaboo for You Ltd - Colwyn Bay
- Zabou Casualwear Ltd. - Preston
- Zabou Clothing Co Ltd - Preston
- Zac Monro Architects - London
- Zac Soudain - Mayfield
- Zacely Ltd - Poole
- Zacharia Jewellers - London
- Zachary Isaac Ltd - Woodstock
- Zack - Hove
- Zacs Computer Services - Worthing
- Zadek Ewing - London
- Zadia Ltd - Mitcham
- Zafa Price - Leicester
- Zafire Aviation Software Ltd - Banbury
- Zafron Foods Ltd - Mitcham
- Zagora Properties Ltd - London
- Zagota - Leeds
- Zagota Hygiene co uk - Wakefield
- Zagros Trading Ltd - South Shields
- Zaha Hadid - London
- Zaha Hadid Ltd - London
- Zahid Food Store - Stockport
- Zahn - Gillingham
- Zahn Dental Supplies Ltd - Harrow
- Zahn Laboratories - Gillingham
- Zahra Brown - London
- Zahrah Ltd. - Hove
- Zahran Ltd - Gerrards Cross
- Zai Khan Advertising & Design - Reigate
- Zaida Uk Ltd - Hove
- Zaidi and Co Chartered Accountants - London
- Zaika Food Products - Bradford
- Zain Halal Meat & Poultry - London
- Zain Salaman Business & Management Ltd - London
- Zair Pottery - Bristol
- Zak Enterprises Ltd. - Liverpool
- Zak Pickering - Colchester
- Zakaninki Projects Ltd. - London
- Zakaria Chemical Industries Ltd - Plymouth
- Zakaria Fashions - Bolton
- Zakhem Construction (U K) Ltd. - London
- Zakka Products Ltd. - Brentford
- Zakmount Development Ltd - Bristol
- Zaks Bus & Coach Services - Birmingham
- Zalti Control Systems Ltd - Altrincham
- Zam Zam Communications Ltd - London
- Zam Zam Knitwear - Manchester
- Zama Print Ltd - Mitcham
- Zaman Electrical Co - London
- Zaman S A - Oldham
- Zaman Textiles Ltd - Birmingham
- Zambelli Friend Ltd. - Banstead
- Zambezi Interactive Ltd - Northwich
- Zamir Telecom Ltd - London
- Zamo Household Products Ltd. - London
- Zamtech Solutions Ltd - Bradford
- Zan Internet Cafe Ltd - London
- Zanadoo - London
- Zanara Services - Milton Keynes
- Zanblast - Cupar
- Zanco Ceramics - Winchester
- Zander Martineau Web Design - London
- Zanders Jewellers - Hamilton
- Zandre Web - Great Yarmouth
- Zanetti & Co. Ltd. - Bristol
- Zano Controls Ltd - Carshalton
- Zanogen (Uk) Ltd. - Bakewell
- Zanos Ltd - Knutsford
- Zantaz Ltd - Bexhill on Sea
- Zantec Catering & Refrigeration Services Ltd. - Stockport
- Zantis and Co - Brighton
- Zanza Healthcare Ltd - Bootle
- Zanza Laboratories Ltd - Bootle
- Zap Art - London
- Zap Controls - Cannock
- Zap-Clean - Macclesfield
- Zapcat Ireland - Holywood
- Zapf Creation (U K) Ltd - Corby
- Zapf Creation (U K) Ltd (Hastings) - Hastings
- Zapink.Co.Uk - Winsford
- Zapp (GB) Ltd - Sheffield
- Zapp Balustrades - Chippenham
- Zapp Canopy Umbrellas Ltd - Chippenham
- Zappies Ltd - Shoreham by Sea
- Zara Cash & Carry (Liverpool) Ltd - Liverpool
- Zara Home Uk Ltd. - London
- Zara Lewis - Farnham
- Zara Mama Foods - London
- Zara's - Harrow
- Zarapps Ltd - Walsall
- Zarbi Ltd - Wirral
- Zarebski & Co - London
- Zargari Ltd - Milton Keynes
- Zarges UK Ltd - Bletchely
- Zarifeh Magnet Therapy Ltd - Bagshot
- Zaris Strategic Solutions Ltd - Bournemouth
- Zarka Marble Ltd (Watlington) - Watlington
- Zarlink Semiconductor Ltd. - Swindon
- Zarrard - Shepton Mallet
- Zarvis London Ltd - London
- Zarywacz - Ilfracombe
- Zatchels Ltd - Leicester
- Zattikka Plc - London
Zaun Ltd - Wolverhampton- Zaytun Printers - London
- ZBD Displays Ltd - Malvern
- Zbuild Ltd - Thornton Heath
- Zcars Ltd - Hull
- Zcomax (U K) Ltd. - London
- Ze One Ltd - Shetland
- Zeaba Solutions Ltd - London
- Zeal Clean Supplies Ltd. - London
- Zeal Diagnostics Ltd - London
- Zeal Electronics Ltd - Chesterfield
- Zeal Products Ltd. - Kidderminster
- Zealand James & Co. - Princes Risborough
- Zeale John O - Exeter
- Zealousweb Technologies - Twickenham
- Zeataline Projects Ltd. - London
- Zeatz-Hofmann - Chesterfield
- Zeatz-Hofmann - Mansfield
- Zeavo Ltd - Manchester
- Zeb Cars Ltd - Birmingham
- Zeb Uk Ltd - Birmingham
- Zeb's Painting & Decorating Supplies - Leicester
- Zebec Systems Ltd - Glasgow
- Zebedee A G & Sons - Fordingbridge
- Zebedee Associates Ltd - Hayes
- Zebedee Creations Ltd - London
- Zebedee Shops - Southend on Sea
- Zebedee W R - Fordingbridge
- Zebedee's Pet Supplies - Worthing
- Zebnet Ltd - Bexhill on Sea
- zebNet Ltd - Birmingham
- Zebra Business Services Ltd - Wigan
- Zebra Computer Solutions Ltd - Stockport
- Zebra Computers Ltd - Birmingham
- Zebra Crossing Ltd - London
- Zebra Designs - Hereford
- Zebra Money Management - Oldham
- Zebra Pen (U K) Ltd. - Surbiton
- Zebra Print Management Ltd - Leeds
- Zebra Sign - London
- Zebra Signs & Graphics - Ardrossan
- Zebra Signs & Graphics - Saltcoats
- Zebra Technical Recruitment Ltd - Berkhamsted
- Zebra Technologies Europe Ltd. - Bourne End
- Zebra Technologies Preston Ltd. - Preston
- Zebra U N O Ltd. - Wolverhampton
- Zebra Worldwide Machinery Ltd - Birmingham
- ZebraHosts Ltd - Newcastle upon Tyne
- Zed Books Ltd. - London
- Zed One Marketing - Ely
- Zed Print - Edinburgh
- ZED Support Ltd - Banstead
- Zedal Building Services Ltd - Nottingham
- Zedbox - Dartford
- Zedi Ltd. - Northampton
- Zedoary - Southampton
- Zedpro Solutions Ltd. - London
- Zeds-Beds & Furni-Keen - Ballymena
- Zedzfoods - Llanfyllin
- Zee Associates - Uckfield
- Zee Beds - London
- Zee Tec - Edgware
- Zeebox Ltd - London
- Zeefax Ltd. - London
- Zeel Solutions Ltd - Wolverhampton
- Zeelandia Holdings (U K) Ltd - Billericay
- Zeelandia Ltd. - Billericay
- Zeetec - Edgware
- Zeeuw Ltd - Colchester
- Zeev Galibov - London
- Zeffire Ltd - Rochdale
- Zeflux - London
- Zego Marine (Uk) Ltd - Cardiff
- Zehnder Clean Air Solutions - Camberley
- Zeidman Development Ltd - London
- Zein Marketing - Ashford
- Zeina Foods Ltd. - Ossett
- Zeiter Ltd - London
- Zeitgeist - Bath
- Zeitgeist - Burntisland
- Zeitgeist Watches Ltd - Liverpool
- Zelinda Ltd - Wallingford
- Zell-Em Ltd. - Blackpool
- Zell-Metall Engineering Plastics Ltd - Telford
- Zella Instrumentation & Control Ltd. - Newark
- Zeller Design Ltd. - Kettering
- Zeller+Gmelin Uk Ltd. - Grays
- Zelli - Hove
- Zelma Services - Blackwood
- Zem Software Services Ltd - Isleworth
- Zemaye Consult Ltd - Luton
- Zen Architectural Fittings Ltd. - London
- Zen Art Ltd - Walton On The Naze
- Zen Bathrooms Ltd - Morden
- Zen Blinds - Leeds
- Zen Computers Uk Ltd - Rugby
- Zen Consulting - Bath
- Zen Internet Ltd. - Rochdale
- Zen Motor Factors - Sandwich
- Zen Music Ltd - Rochdale
- Zen Pilates Studio - Chesham
- Zen Production Equipment Ltd - Oldham
- Zena Chan Design - Dundee
- Zena Cosmetics (U.K.) Ltd - Helston
- Zena's - Sheffield
- Zenco Electronics - Bedford
- Zencom Telecommunications Ltd - Taunton
- Zendit Ltd - Inverkeithing
- Zendrill Ltd - Gillingham
- Zeneca - Grangemouth
- Zeneca Agrochemicals (Bracknell) - Bracknell
- Zeneca Ltd - Macclesfield
- Zenergy Power Plc - London
- Zenesis Ltd - Bristol
- Zenex Technologies Ltd. - Tavistock
- Zeni Shpk - Nottingham
- Zenick Group Ltd - Bournemouth
- Zenics Ltd - Leek
- Zenif - Swansea
- Zenitel U K Ltd. - Crawley
- Zenith Blinds Ltd. - Hayes
- Zenith Business Consultancy Ltd - Wigan
- Zenith Clothing Ltd - Harrogate
- Zenith Construction Ltd - Leicester
- Zenith Consultancy Associates - Llanfairpwllgwyngyll
- Zenith Consulting Associates Ltd - Ipswich
- Zenith Corporate Communications Ltd. - London
- Zenith Doors Industrial Ltd. - Newton Abbot
- Zenith Engineering (Chesterfield) Ltd - Chesterfield
- Zenith Epos - Bristol
- Zenith Fitted Furniture and Joinery Company - Hull
- Zenith Garage Doors Ltd - Newton Abbot
- Zenith Houseware & Hotelwares - Telford
- Zenith Hygiene Group Plc - Hatfield
- Zenith Hygiene Systems Ltd. - Hatfield
- Zenith International Ltd. - Bath
- Zenith Land Surveys Ltd. - Cardiff
- Zenith Mobility - Hartlepool
- Zenith Multimedia Services - Potters Bar
- Zenith Nursery - Evesham
- Zenith Oilfield Technology - Inverurie
- Zenith People Ltd - Hebburn
- Zenith Plastic Developments Ltd. - Leeds
- Zenith Plumbpoint Ltd - Leicester
- Zenith Print & Packaging Ltd. - Pontypridd
- Zenith Print (U K) Ltd. - Cardiff
- Zenith Promotions Ltd - Newcastle upon Tyne
- Zenith Prototype Components - Stourbridge
- Zenith Recruitment Ltd. - Hebburn
- Zenith S.A.S. Ltd - Loanhead
- Zenith Services N I Ltd - Londonderry
- Zenith Staybrite Ltd - Norwich
- Zenith Support Services Ltd - Warrington
- Zenith Survey - Salford
- Zenith Survey Equipment Ltd. - Ossett
- Zenith Surveying Equipment - Maidstone
- Zenith Technologies - Warrington
- Zenith Time Co. (Great Britain) Ltd - Manchester
- Zenith Tool Hire - Rochdale
- Zenithoptimedia Services Ltd - London
- Zenler UK Office - London
- Zenlike Studios - Nuneaton
- Zenloc Security Systems Ltd - Crawley
- Zenna Ltd - Cardiff
- Zennar Ltd - Looe
- Zennergy UK - Selby
- Zennusa Gymnastics & Dancewear - Pershore
- Zeno International - London
- Zeno Laptops - Bournemouth
- Zenoconsult.Co.Uk - Cheltenham
- Zenon Recruitment Ltd - Guildford
- Zenopa Ltd. - High Wycombe
- Zenopa Recruitment - High Wycombe
- Zenopac Ltd - Walton on Thames
- Zenox Health Ltd - Enniskillen
- Zenplugs Ltd - Truro
- ZenRite Ltd - Coventry
- Zense - Bristol
- Zensis - Pontyclun
- Zentec Ltd - Newark
- Zentech International Ltd. - London
- Zentek Engineering (Uk) Ltd - Warrington
- Zenteum Ltd. - Crewe
- Zentron Instruments Ltd - Market Drayton
- Zentura - Saxmundham
- Zenzero Solutions Ltd - Warwick
- Zeon Chemicals Europe Ltd. - Penarth
- Zeon Enterprises - London
- Zeon Health UK Ltd - Birmingham
- Zeon Healthcare Ltd - Bicester
- Zeon Healthcare Ltd. - Cheltenham
- Zeotek Ltd - London
- Zeotropic Air Ltd - Wembley
- Zepbrook Ltd - London
- Zepf Technologies - Cumbernauld
- Zepher UK Ltd - Stoke on Trent
- Zephus Ltd - London
- Zephyr Consultancy Ltd - Oldham
- Zephyr Ducts & Fittings Ltd. - Leighton Buzzard
- Zephyr Products Ltd - Lowestoft
- Zephyr Racing Pennants Ltd. - Kettering
- Zephyr Security Ltd - Colchester
- Zephyr TVC - Kettering
- Zephyros Systems Ltd - Pudsey
- Zeppelin Systems - Ottery St Mary
- Zeppelin Systems Ltd - Nottingham
- Zeralynx Print Direct Ltd - Taunton
- Zerb - Tavistock
- Zeris Electronic Solutions Ltd - Southwell
- Zerma Uk Ltd - Chester
- Zero 1 - Buxton
- Zero 1 Exhibitions - Walsall
- Zero 7 Solutions - Stevenage
- Zero 88 Lighting Ltd - Cwmbran
- Zero Carbon Marine Ltd - South Molton
- Zero Cases (UK) Ltd - Smethwick
Zero Clips Ltd - Birmingham- Zero Collective Ltd - St Albans
- Zero Environment Ltd. - Warwick
- Zero Fiftyone - Peacehaven
- Zero Hydraulics Ltd. - Belfast
- Zero Nine Consulting Ltd - Maidenhead
- Zero One Data Ltd - Romsey
- Zero One Digital Hire Ltd - St Leonards on Sea
- Zero Seven Telecom - Barnstaple
- Zero Signs & Digital - Crewe
- Zero Tubing & Accessories Ltd. - Sutton Coldfield
- Zero-One Design Ltd. - Tamworth
- Zero-Time Web and Media Services - Newcastle upon Tyne
- ZERO72 - Nottingham
- Zerodotnine Ltd - Southampton
- Zerographic Systems Ltd. - Stafford
- Zeropex Uk Ltd - Maidenhead
- Zerothree Exhibitions Ltd - Maidenhead
- Zerrard - Shepton Mallet
- Zerust UK Ltd - Spennymoor
- Zest - Manchester
- Zest 4 Litho Ltd - Leicester
- Zest Aromatics Ltd. - Market Rasen
- Zest Audio Ltd - Lisburn
- Zest Care Systems Ltd - Northampton
- Zest Design & Print - Elland
- Zest Digital Ltd - Oxford
- Zest Food Co - Edinburgh
- Zest Foods Ltd - Newtown
- Zest for Leisure Ltd - Mold
- Zest Interactive SEO Services - Chester
- Zest Media - Bath
- Zest Media London Ltd - London
- Zest Media Publications Ltd - London
- Zest Media Services Ltd - Liverpool
- Zest People Ltd - Worthing
- Zest Promotional - Manchester
- Zest Recruitment Services - London
- Zest Recruitment Solutions Ltd - Leicester
- Zest Recruitment Solutions Ltd. - Stamford
- Zest Square Ltd - Great Yarmouth
- Zest ST Plc - Chatham
- Zest-It - Leicester
- Zestlife.co.uk - Stokesley
- Zestmead Ltd - Lowestoft
- Zestpace Ltd - Slough
- Zeststreet Ltd - London
- ZestTech - Doncaster
- ZestTech Solutions - Doncaster
- Zesty Food Ltd - London
- Zeta Commerce Ltd - Poole
- Zeta Compliance Group Plc - Bicester
- Zeta Compliance Services Ltd. - Bicester
- Zeta Controls Ltd. - Bicester
- Zeta Digital Agency - Poole
- Zeta Plastic Components Ltd. - Dewsbury
Zeta Printing Services - Stonehouse- Zeta Windings Ltd. - Isleworth
- Zeta-pdm Ltd - Newport (IOW)
- ZetaCool Ltd - Isleworth
- Zetapro Ltd - Doncaster
- Zetar Plc - London
- Zetechtics Ltd. - York
- Zetek Solutions Ltd - Newport
- Zetica Ltd. - Witney
- Zetka Ltd - Ilford
- Zetland Boxes Ltd - York
- Zetland Estates - Richmond
- Zetland Marine Services - Shetland
- Zetmet Ltd - Warrington
- Zetnet Ltd - London
- Zetrox Broadcast Solutions - Basingstoke
- Zettlex (UK) Ltd - Cambridge
- Zettlex Printed Technologies Ltd - Cambridge
- Zettlex Printed Technologies Ltd - Cambridge
- Zetus Ltd - Thatcham
- Zeus Clothing Co Ltd - London
- Zeus Engineering & Maintenance - Exeter
- Zeus Engineering Co. Ltd. - Airdrie
- Zeus Hydratech Ltd - Stoke on Trent
- Zeus Industrial Products - Donegal
- Zeus Media Ltd - Birmingham
- Zeus Metal Fabrications - Uxbridge
- Zeus Packaging (UK) Ltd - Stevenage
- Zeus Packaging Group - Cork
- Zeus Packaging Group - Dublin
- Zeus Packaging Ltd - Newtownabbey
- Zeus Products - Clacton on Sea
- Zeus Products - Clacton on Sea
- Zeus Public Relations Ltd - Congleton
- Zeus Technology Ltd - Cambridge
- Zeus Wealth Management Ltd - Macclesfield
- Zexia Access Ltd. - Oxford
- ZF Electronics UK Ltd - Luton
- Zf Lemforder Uk Ltd. - Wednesbury
- Zfl - Newcastle upon Tyne
- ZG Upholstery Ltd - Coventry
- Zgt Ltd - London
- Zhaoxing Ltd - Leeds
- Zhejiang Jipai Garment Co., Ltd. - Chester
- Zhermack - Melton Mowbray
- Zhou & Chen Ltd - Manchester
- Zi-Clone Multimedia - Walsall
- Zi-Fi Technology Ltd - Sunderland
- Zialor & Sons Ltd - Southend on Sea
- Zian Pine - Dewsbury
- Ziath Ltd - Cambridge
- Zibba - London
- ZiBest Plastering and Building - Plymouth
- ziDigital - London
- Zidon General Stores - Llanon
- Ziebe Ltd - Aylesbury
- Ziebel Uk Ltd. - Inverurie
- Ziegler Carpets - London
- Ziegler Farms Ltd - Wetherby
- Ziegler International Ltd. - Cambridge
- Ziehl Abegg - Chelmsford
- Ziel - Colchester
- Zig Zag Access Ltd - Leeds
- Zig Zag International Ltd - Leeds
- Zig Zag Lighting Ltd - Leeds
- Zig Zag Music Productions - Huntingdon
- Ziganof - Manchester
- Zigbee Modules - Ruislip
- Zigger - Leatherhead
- Ziggiziggi - Rickmansworth
- Ziggurat Architectural Design - Bicester
- Ziggurat Brand Consultants Ltd - London
- Ziggy Piwowarek - Godalming
- Ziggy's Videos - Manchester
- Zigis Fireplaces - Halstead
- Zigma Ground Solutions (Uk) Ltd - Stansted
- Zigma Ground Solutions Ltd - Stansted
- Zignig Wholesale Packaging - Swindon
- Zigzag Bunting Ltd - Andover
- Zigzag Lighting Hire & Sales - Wallington
- Zigzag Publishing Ltd - Halesworth
- Zigzak Computers - Arbroath
- Ziing Ltd - Bridgend
- Zik Zak - York
- Ziklag Consulting Ltd - Manchester
- Ziko's Ceramics Ltd - Worthing
- Zikos Ceramics - Worthing
- Zilica Europe - Maidenhead
- Zillwoods Ltd - Southampton
- Zilmas Ltd - Worksop
- Zilver Designs Ltd - Rochester
- Zilver Jewellery & Gifts - Castlederg
- ZimCos AVS - Luton
- Zimcraft Ltd - Milton Keynes
- Zimmer + Rohde U K Ltd - London
- Zimo Communications Ltd - Harrogate
- Zimtech Services Ltd - Waltham Cross
- Zimtech-Distributors - Leeds
- Zinc Counters Ltd. - Harrogate
- Zinc Digital - Northampton
- Zinc Uk Ltd - Glasgow
- Zinc Web Internet - Peterhead
- Zincast Foundry Ltd. - Willenhall
- Zinco (Midlands) Ltd - Walsall
- Zinco UK Limited - Hereford
- Zinda Metals - Ilkeston
- Zine Design Ltd - Barnard Castle
- Zinet Ltd. - Northampton
- Zing Communications - Aylesbury
- Zing Design & Print - Coleraine
- Zing Insights - Norwich
- Zinga UK - Irvine
- Zingaro Designs Ltd. - High Wycombe
- Zinkin Research Partners - London
- Zinshear Ltd - South Croydon
- Zinsser Analytic (U K) Ltd. - Maidenhead
- Zinsser Uk - Wetherby
- Zintec (Agri) Ltd - Presteigne
- Zintec Feed Supplements - Leominster
- Zintech Ltd - Bournemouth
- Zintech Ltd - Poole
- Zintek Internet - Reading
- Ziona Strelitz Associates - London
- ZionDomCare - Slough
- Zionly - Hastings
- Zip - Congleton
- Zip 'N' Stitch Ltd - London
- Zip Computing - Leigh on Sea
- Zip Direct Mail and Print Ltd - Chesham
- Zip Heaters (U K) Ltd (Halifax) - Halifax
- Zip Heaters (U K) Ltd. - Dereham
- Zip Imagesetters Ltd. - Romsey
- Zip Information Systems Ltd - Newbury
- Zip Kart Ltd - Hoddesdon
- Zip Pack Packaging Technology Ltd. - Doncaster
- Zip Projects Ltd - Cambridge
- Zip Textile Services Ltd - Birmingham
- Zip Tool Hire Centre - Leicester
- Zip Zap Computers Ltd. - Lincoln
- Zip-Clip - Newtown
- Zipex (U K ) Ltd. - Leicester
- Zipfence Ltd - Aberdeen
- Zipp Interiors - Braintree
- Zippertech Ltd - Leeds
- Zippo UK Ltd - London
- Zippro System Ltd - Manchester
- Zippy (Uk) Ltd - Leek
- Zippy Locksmiths - Barnet
- Zippy Locksmiths - Dagenham
- Zippydata Ltd - London
- Zips & Things - Harrow
- Zirax Ltd - London
- Zircom Data Communications Ltd - Bromsgrove
- Zircon Construction - Bristol
- Zircon Management Consulting Ltd - Coulsdon
- Zircotec - Abingdon
- Zisman Bowyer & Partners - Richmond
- Zisys Avmn Ltd - Irvine
- Zisys Ltd. - Irvine
- Zitech Solutions Ltd - North Shields
- Zivtex Ltd - Leicester
- Zl Ave Solutions - Caterham
- ZLT Electrical - Ashford
- Zm Architecture Ltd - Glasgow
- Zmags - Croydon
- Zmags Ltd - London
- Zmarties Ltd - London
- Zmc Chain Ltd - Burton on Trent
- Zmi Uk - Canterbury
- Zms Fashion - Leicester
- Znd (UK) Ltd. - Rotherham
- Zoat Ltd - Thame
- Zocon Construction Ltd - Banbury
- Zodiac Computers - Birmingham
- Zodiac Computing Ltd - Petworth
- Zodiac Consulting (Uk) Ltd. - Derby
- Zodiac Designs Ltd. - Coventry
- Zodiac Eyewear Ltd. - Stockport
- Zodiac Farms Ltd. - Warminster
- Zodiac Graphic Design - Leigh on Sea
- Zodiac Home Entertainment - Derby
- Zodiac Industries Ltd - Bolton
- Zodiac International (London) Ltd - Harrow
- Zodiac Internet Solutions Ltd - Penarth
- Zodiac Recruitment & Business Services Ltd. - Loughborough
- Zodiac Sales Promotions - Christchurch
- Zodiac Seats Uk Ltd - Cwmbran
- Zodiac Security Ltd - Montacute
- Zodiac Travel Ltd - Brockenhurst
- Zodiac Windows - Ammanford
- Zodion Wholesale Distribution Ltd - Sowerby Bridge
- Zoe Clark Cakes - London
- Zoe Clark Cakes - London
- Zoe Consulting Ltd - Beckenham
- Zoe Davies - Ely
- Zoe Debbie Falla - Guernsey
- Zoe Design - London
- Zoe Webster Ltd - Ely
- Zoe's - Canterbury
- Zoeftig Ltd. - Bude
- Zoeller Waste Systems Ltd. - Redditch
- Zoetrope Career Planning - Nottingham
- Zoftar Ltd - Penzance
- Zoggs International Ltd. - Lightwater
- Zoher Y Rajabali - London
- Zohra Enteripries - Lancaster
- Zok International Group Ltd. - Midhurst
- Zoki U K Ltd. - Birmingham
- Zola Food Services Ltd - Purfleet
- Zolatone Polomyx Ltd - Bishops Stortford
- Zolex I T Ltd. - Porthcawl
- Zoll Medical U K Ltd - Runcorn
Zollern UK Ltd - Kenilworth- Zoltan Engineering Co Ltd - Rugby
- Zolutions Ltd - Hook
- Zombie PC's - Salisbury
- Zombory Moldovan Moore - London
- Zon International Ltd. - Edgware
- Zona Cucina - Maidenhead
- Zonal Fire Services - Leicester
- Zonal Retail Data Systems Ltd. - Edinburgh
- Zonare Medical Systems Uk Ltd - Maidenhead
- Zone - Glasgow
- Zone Architects - Edinburgh
- Zone Broadband - Bridlington
- Zone Business Solutions Ltd - Sheffield
- Zone Business Solutions Ltd - Sheffield
- Zone Cee Ltd. - Birmingham
- Zone Construction Ltd - Birmingham
- Zone Contractors Ltd - Birmingham
- Zone Developments Ltd - Fordingbridge
- Zone Graphics - Tonbridge
- Zone Innovation Ltd - Birmingham
- Zone Marketing (Uk) Ltd - Harpenden
- Zone Office Interiors - Saffron Walden
- Zone Power Ltd - Diss
- Zone Precision Components Ltd. - Chatham
- Zone Security Ltd - Dunstable
- Zone Security Systems - Seaham
- Zone Windows Ltd - London
- Zone1 Electric Motors - Bridgend
- Zone3 Ltd - Guildford
- ZONE6 Electronics - Newbury
- Zoneacross Ltd. - Leeds
- Zonecross Import/Export Ltd - London
- Zonefollow Ltd. - Ramsgate
- Zonegreen - Sheffield
- Zonehaven Ltd - Nottingham
- Zoneplant Ltd. - Ellon
- Zonepoint Consultancy Ltd - Northampton
- Zonerak Ltd - Crewe
- Zones 4 U Ltd - Waterlooville
- Zonescreen Computing Ltd - London
- Zonesleep - Royston
- ZoneTech - Reading
- Zonin U K Ltd - Weybridge
- Zonner Industries Ltd - Caerphilly
- Zons P.R Ltd - London
- Zoo Digital Group Plc - Sheffield
- Zoo Pet Shop - Launceston
- Zoo Signs and Design Ltd - Camberley
- Zoo Studios Ltd - London
- Zooble Technologies Ltd - Mexborough
- Zoocha - Hertford
- Zook Europe Ltd. - Sheffield
- Zoom Boom - Elland
- Zoom Broadband Ltd - Bognor Regis
- Zoom C C T V (North East) Ltd - Washington
- Zoom Developments - Colchester
- Zoom Fulfilment Services Ltd - Cleator Moor
- Zoom G B Ltd - Wimborne
- Zoom Personnel Ltd - Dorking
- Zoom Testing - Nottingham
- Zoom Uk Distribution Ltd - Hitchin
- Zoom Vehicle Collection and Delivery - Chester
- Zoom@376 Ltd - Folkestone
- Zoomedia Ltd - London
- Zoomphase Ltd. - London
- Zoonami Ltd. - Cambridge
- Zoonou Ltd - Eastbourne
- Zoopit - Torquay
- Zoopla Ltd - London
- Zoosign.Com - Altrincham
- Zoot Loot Ltd - Reading
- Zoot Office Furniture Brokers Ltd - Bristol
- Zootle Ltd - London
- Zootwo Ltd - Deeside
- Zoran (Uk) Ltd. - Manchester
- Zorba Delicacies Ltd - Ebbw Vale
- Zorba Delicacies Ltd - London
- Zorba the Greek Ltd - Camborne
- Zornos Hangers & Textiles Ltd. - Manchester
- Zorstec - Shipley
- Zortpark Ltd - Abingdon
- Zosterops Ltd - Farnham
- Zot Engineering Ltd. - Musselburgh
- Zota Ltd - Cirencester
- Zotefoams plc - Croydon
Zouch Converters Ltd - Nottingham- zouping century daixi trading co.,ltd. - Aberdovey
- Zoupus - Nottingham
- Zoux Ltd - Billericay
- Zoya Technologies - London
- Zoya Warehouse Ltd - London
- Zs Associates International Inc - London
- Zs At Your Convenience Ltd - Glasgow
- Zs Partnership Ltd - Birmingham
- Zs Supplies (U.K) Ltd - High Wycombe
- Zsah Ltd - London
- Zsig Sports Ltd - Stockport
- Ztm Design Ltd - Solihull
- Ztm Design Ltd. - Solihull
- Ztt Records Ltd - Honiton
- Zubaidy & Co - London
- Zube Accessories - Coventry
- Zuben'Ubi Ltd - Frinton On Sea
- Zucom - Hove
- Zuidam Uk Ltd - Tewkesbury
- Zuken Ltd. - Bristol
- Zukuri Ltd - Braintree
- Zulogic Ltd - Tonbridge
- Zulu Creative - Sutton Coldfield
- Zulu Marketing Solutions Ltd - Sutton Coldfield
- Zulu Online Recruitment Ltd - Congleton
- Zulu Packaging Ltd - Tunbridge Wells
- Zumbach Electronics Ltd. - Newport Pagnell
- Zumm Creative - Manchester
- Zumm Logistics Ltd - London
- Zumm Ltd - Manchester
- Zummo London Ltd - Malmesbury
- Zummo Southern Ltd - Brighton
- Zummo Uk Ltd - Keighley
- Zund Plotting Systems (UK) Ltd - St Albans
- Zundel Ridge Consultants Ltd - Marlborough
- Zunsport Ltd - Walsall
- Zup Badura Ltd - Wigan
- Zureale Associates - Towcester
- Zurich Employment Services Ltd - Swindon
- Zurich Energy Ltd - High Wycombe
- Zurich Engineering's Laboratory Services - Birmingham
- Zurich Financial Services - Portsmouth
- Zushi Games Ltd - Sheffield
- Zussman Bear Partnership Ltd. - Richmond
- Zutux (Uk) Ltd - Manchester
- Zvikler Healing Research (U K) Ltd - Manchester
- Zwaart Technology Ltd - Manchester
- Zwetsloot - Inverness
- Zwetsloot Flowers & Plants - Aberdeen
- Zwick Testing Machines Ltd - Leominster
- Zwilling J A Henckels (Uk) Ltd - St Albans
- Zybert Computing Ltd - Birmingham
- Zycko Overseas Ltd - Cirencester
- Zyclone Ltd - London
- Zyco International Ltd - Ashbourne
- Zycomm Electronics Ltd. - Ripley
- Zyex Ltd. - Stonehouse
- Zygabyte Computers - Mansfield
- Zygal Controls Ltd. - Ashford
- Zygmunt Curry & Sons Ltd. - York
Zygology Ltd - High Wycombe- Zygology Systems - High Wycombe
- Zygon Consulting - London
- Zygon Films Ltd - Petworth
- Zygon Ltd - London
- Zygot International - Eastbourne
- Zylab Document Conversion Services Uk Ltd - Bagshot

ZyLab UK Ltd - Bracknell- Zylo Works - Brighton
- Zylog Systems (Europe) Ltd - London
- Zylog Systems (Europe) Ltd - Stanmore
- Zylogix Ltd - Poulton le Fylde
- Zymac Ltd. - Bromley

Zymax International Ltd - Bideford- Zymo Marketing & Pr - Bradford
- Zynox Training and Consultancy - London
- Zyrer Sign Printing - London
- Zyriab Ltd - Bristol
- Zytek Automotive Ltd. - Lichfield
- Zytek Motorsport Ltd. - Derby
- Zytek Systems Ltd - Lichfield
- Zytiff It Consultancy Ltd - Horsham
- Zytron Ltd - Nottingham
- Zytronic Displays Ltd - Blaydon on Tyne
- Zza Ltd - London
- Zzing Marketing - Southampton
- Zziplex Ltd - New Romney