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Company Index - I
- Invacom Ltd - Stevenage
- Invacua Ltd. - Poole
- Invalid Aids the Wheelchair Centre Ltd. - Manchester
- Invalifts Ltd - Atherstone
- Invapay Payment Solutions Ltd. - Hertford
- Invar Systems Ltd - Cranfield
- Invarawe Smoke Houses - Taynuilt
- Invarmex(U K ) Ltd. - Nottingham
- Invec Solutions Ltd - Gourock
- Invedia - London
- Invensys Climate Control - East Kilbride
- Invensys Controls UK Ltd - Slough
- Invensys Engineering Ltd - Rugby
- Invensys Enterprise Systems Ltd - London
- Invensys Holdings Ltd. - London
- Invensys Plc - Rowley Regis
- Invensys Rail - Chippenham
- Invensys Rail Ltd - Chippenham
- Invensys Rail Ltd (Croydon) - Croydon
- Invensys Systems (U K) Ltd. - Crawley
- Invensyss Satchwell - Batley
- Invent Leisure - Dukinfield
- Invent Solutions Ltd. - Market Drayton
- Invent U K Ltd. - Harpenden
- Inventair Ltd. - Bridlington
- Inventas Ltd. - Reigate
- Inventec Ltd - St Albans
- Inventicus Com Ltd. - Northampton
- Inventio Software Ltd. - Bracknell
- Inventive Consultants Ltd - London
- Inventive Creations - Manchester
- Inventive Data Ltd - Peterlee
- Inventive Ingredients Ltd - Leicester
- Inventive Print Solutions Ltd - Barnstaple
- Inventive Solutions Ltd. - Milton Keynes
- Inventories London - London
- Inventory 2 Invoice - Cardiff
- Inventory Clerk UK - Exeter
- Inventory Matters Ltd - Pershore
- Inventris - Wokingham
- Inventrix Ltd. - Knutsford
- Inventya - Warrington
- Inver 2003 - Larne
- Inver Energy (Uk) Ltd - Cardiff
- Inver House Distillers Ltd. - Airdrie
- Inver Models - Nairn
- Inver UK Ltd - Liverpool
- Inver-Brook Ltd - London
- Inverallan Ltd - Alloa
- Inveralmond Farms - Perth
- Inverarity Farms Ltd. - Dundee
- Inverclean Services Ltd. - Greenock
- Inverclean Supplies - Inverness
- Inverclyde Biologicals Ltd - Bellshill
- Inverclyde Catering Spares and Services - Greenock
- Inverclyde Council on Disability Ltd - Greenock
- Inverclyde Distribution - Greenock
- Inverclyde Engineering Services - Greenock
- Inverclyde Land & Marine Construction Ltd - Glasgow
- Inverclyde Osteopathic Clinic Ltd - Greenock
- Inverclyde Protective Clothing - Port Glasgow
- Inverclyde Tool Hire Ltd. - Greenock
- Inveresk Eningeering - Musselburgh
- Inveresk Industrial T A A Ltd. - Dunfermline
- Inveresk Plc - Wells
- Inveresk Plc (Denny) - Denny
- Invergas Ltd. - Greenock
- Invergordon (Invergordon) - Invergordon
- Inverloch Cheese Co, The - Argyll
- Inverness Catering Centre Ltd - Inverness
- Inverness Courier - Inverness
- Inverness Fireplace and Marble Centre Ltd - Inverness
- Inverness Pram & Nursery - Inverness
- Inverness Tree Services Ltd - Dingwall
- Invernetwork Ltd - Edinburgh
- Inverse Lighting Design Ltd - London
- Inverston Supply Co - Kilmarnock
- InverStore Self Storage - Greenock
- Invertec Ltd. - Cirencester
- Invertek Drives Ltd. - Welshpool
- Inverter Drive Systems Ltd - Ilkeston
- Inverter Fusion Ltd - Honiton
- Invertix Ltd - Melksham
- Inverurie Farmers Ltd. - Inverurie
- Inverurie Golf Club - Inverurie
- Inverurie Pre-Cast Ltd. - Inverurie
- Invest in Doncaster - Doncaster
- Invest Milton Keynes - Milton Keynes
- Invest Northern Ireland - Belfast
- Investacast Ltd - Ilfracombe
- Investbook Ltd. - Huddersfield
- Investbuild Ltd. - Winchester
- Investcare 2000 Ltd - Edgware
- Investec Systems Ltd. - Bromsgrove
- Investec Trust (Jersey) Ltd. - Jersey
- Investigations4u - Stafford
- Investigator Recruitment Ltd (IRL) - London
- Investigo - London
- Investment and Pensions Europe - London
- Investment Casting Mouldmakers Ltd. - Baldock
- Investment Castings (Congleton) Ltd. - Congleton
- Investment Castings Ltd. - Hatfield
- Investment Direct Ltd - London
- Investment Land with Planning - London
- Investment Link Bulgaria LTD Bulgarian property - Stone
- Investment Tooling International Ltd - Manchester
- Investmentors LLP - Worcester
- Investments in Innovation Ltd - Manchester
- Investorcom Ltd - Bicester
- Investors in Excellence Ltd - Birmingham
- Investors in People U K - London
- Investors in the Community Fund Ii Lp - Shrewsbury
- Investors Planning Associates Ltd. - Watford
- Investors Press - York
- Investotel Ltd - Bristol
- Invibio Ltd - Manchester
- Invicta Bakeware Ltd - Pickering
- Invicta Briars - Leighton Buzzard
- Invicta Buildings Services - Banbury
- Invicta Business Machines Ltd. - Ramsgate
- Invicta Catering Repair Ltd. - Canterbury
- Invicta Cleaning Supplies Ltd - Bexleyheath
- Invicta Coin Services Ltd - Blackpool
- Invicta Contracts Ltd. - Maidstone
- Invicta Couriers (South) Ltd. - Whitstable
- Invicta Driveways - Cranbrook
- Invicta Electronics Ltd - Sittingbourne
- Invicta Engineering Services Ltd - Northampton
- Invicta Foodservice Ltd - Ashford
- Invicta Forks & Attachments - Leeds
- Invicta Graphic Machinery - Wadhurst
- Invicta I T Ltd. - Slough
- Invicta IP Ltd - Orpington
- Invicta It Solutions Ltd. - Canterbury
- Invicta Merchant Bar Ltd. - Queenborough
- Invicta Moulds - Folkestone
- Invicta Neon (U K) - Nottingham
- Invicta Neon Ltd. - Nottingham
- Invicta Paints (Canterbury) - Canterbury
- Invicta Pallet Racking - Margate
- Invicta Pallets - Aylesford
- Invicta Plastics Ltd - Leicester
- Invicta Roofing Ltd - Herne Bay
- Invicta Staff Agency Ltd - Maidstone
- Invicta Storage Systems Ltd. - Margate
- Invicta Technology Services Ltd - Gravesend
- Invicta Telecare Ltd. - Sevenoaks
- Invicta Tools & Fixings Ltd. - Canterbury
- Invicta Uk Ltd. - Maidstone
- Invicta Valves Ltd. - Maidstone
- Invicta Vibrators - Grantham
- Invicta Water Treatment - Horley
- Invicta Window Films Ltd. - Reigate
- Invicta Windows - Whitstable
- Invictacut Diamond Drilling & Sawing - Sevenoaks
- Invictawiz Ltd. - Pevensey
- Invigorate Ltd - London
- Invincible - London
- Invincible Power - Honiton
- Invincible Security Ltd. - Ardrossan
- Invirobuild Ltd - Newark
- Inviron Ltd. - Birmingham
- Inviron Ltd. - London
- Invisage Design Ltd - Southport
- Invisible Ink Ltd - London
- Invisible Link Uk Ltd - Preston
- Invisible Systems Ltd - Kendal
- Invision Display Services Ltd. - Thames Ditton
- Invision Factory Outlet - Edinburgh
- Invision Solutions Ltd. - Great Missenden
- Invision Uk - Bury St Edmunds
- InvisiTech Ltd - Worthing
- Invisix - Uxbridge
- Invista Ltd (Aldershot) (Aldershot) - Aldershot
- Invista Textiles (U K ) - Londonderry
- Invista Textiles (U K ) Ltd. - Manchester
- Invista Textiles (U K ) Ltd. - Manchester
- Invitations in Calligraphy - Bedford
- Invitrogen Ltd. - Renfrew
- Invocas - Aberdeen
- Invoco Ltd - Bromsgrove
- Invoice Finance Ltd - Kenilworth
- Invoice Quick Ltd - Lichfield
- Involute Ltd - Haywards Heath
- Involve - Eastleigh
- Involve Selection Ltd. - Lancing
- Involvement & Participation Association - London
- Involvement Packaging Ltd. - Warwick
- Involvement Packing Ltd - Banbury
- Invomo Ltd. - London
- INVOPAK - Hyde
- Invotec Circuits Ltd - Tamworth
- Invotec Circuits Tamworth Ltd. - Telford
- Invotec Solutions Ltd. - Northampton
- Invotech (Uk) Ltd - Tamworth
- Invotech O S Ltd - Witney
- Invotek Ltd - Poole
- Invu Services Ltd - Northampton
- Inwood M & Partners - Reading
- Inx Europe Ltd. - Rochdale
- Inx International Uk Ltd. - Rochdale
- Inxteriors (Refurbishments) Ltd - Edenbridge
- IO Electronics - Poole
- Io Services Ltd. - Feltham
- IO Systems Ltd - Athlone
- Ioa Ltd - Aylesford
- Iobjects Ltd - Paisley
- Ioc Solutions Ltd - Worcester
- Iocea Com Ltd - Lincoln
- IOES Ltd - London
- Iogen Ltd - Derby
- IOK Engineering - Bootle
- IOKO365 Ltd. - York
- IOL (UK) Ltd. - Tiverton
- iola Furniture - Cranleigh
- Ioline U K - Stoke on Trent
- Iom Glass Ltd - Douglas
- Ioma Clothing Co Ltd - Liverpool
- Iomart Hosting - London
- Iomo Ltd. - Eastleigh
- Ion Beam Services U K Ltd. - Bathgate
- Ion Consulting Engineers Ltd. - Southampton
- Ion Consulting Uk Ltd. - London
- ION Enterprises Ltd (ISB Patented Technology and Solutions) - Ystrad Meurig
- Ion Enterprises Ltd. - Wimborne
- Ion Glass Ltd - Burgess Hill
- Ion Implant Solutions Ltd - Glasgow
- Ion Information Technologies Ltd. - High Wycombe
- Ion Networks Ltd - Thetford
- Ion Products - London
- Ion Science Ltd - Royston
- ION Systems - Thatcham
- Ion Systems - Thatcham
- Ion Trading U K Ltd - London
- Ion Water & Environmental Management Ltd - Coatbridge
- Iona Communications Ltd - Tunbridge Wells
- Iona Cosmetics - Leigh
- Iona Unitool Group - Cheltenham
- Iona Ventilation Co. Ltd. - Glasgow
- Ionactive Consulting Ltd - Ascot
- Ionalysis Ltd - Cheadle (Cheshire)
- Ionasands Ltd - Ossett
- Ionbond UK Ltd - Consett
- Ioncoat Ltd - Sheffield
- Iondale Ltd - Ilford
- Ionet Systems Ltd - Bristol
- Ionex Ltd. - Stroud
- Ionic Consultancy Ltd. - Hook
- Ionic Engineering Ltd. - Sandy
- Ionic Manufacturing Ltd. - Sandy
- Ionic Plan & Design Ltd - London
- Ionic Stone - Ruislip
- Ionic Stone - St Albans
- Ionic Systems Ltd. - Swindon
- Ionics (U K ) Ltd. - Manchester
- Ionix Systems Ltd - Leigh
- Ionoptika Ltd - Southampton
- Ionotec Ltd - Runcorn
- Ions D A - Morpeth
- Ionscope Ltd - Royston
- iOnu HD CCTV - Ashton under Lyne
- Iop Publishing Ltd. - Bristol
- iOpening Ltd - Banbury
- Iopin Ltd - Liverpool
- Ioptics - Hounslow
- Ior Group Ltd. - Richmond
- Ios Business Couriers Ltd. - Dagenham
- IOS MonkeyPuzzle Computer Services - Ilminster
- IOS Ovens and Furnaces - Redditch
- Ios(Ruk) Ltd (Northampton) (Northampton) - Northampton
- Iosat Ltd - Stockport
- iosc.NET - London
- Iosym Ltd - Truro
- IOsyst Ltd - Reading
- Iot Plc - Brentford
- Iot Plc - Wigan
- Iota Developments Ltd - Newport
- Iota Garden & Home Ltd - Weston super Mare
- Iota I T Ltd - Leeds
- Iota Sigma - Newport (Gwent)
- Iotaline Ltd - Saltash
- IoWAutomation - Hove
- IP Advance Ltd - Chorley
- Ip Computers Ltd - Southampton
- Ip Consultants Sales Assessment Recruitment - Didcot
- IP Endpoints - Welwyn Garden City
- IP Engineering - Yeovil
- Ip Equipment Sales Ltd. - Wellingborough
- Ip Equipment Sales Ltd. - Wellingborough
- IP Expert Witness Directory - London
- Ip Installations Ltd - London
- Ip Marketing - Diss
- Ip Mitchell Haulage - Hull
- Ip Networks (Europe) Ltd. - Warrington
- Ip Office Ltd. - Exeter
- Ip Personnel Ltd - Ilford
- Ip Select Ltd - London
- IP Solutions - Wallingford
- Ip Solutions Uk Ltd. - London
- Ip Technology Ltd - London
- Ip Test Ltd. - Farnham
- IP-Active.com - Birmingham
- Ip-Soft Ltd - Aylesbury
- IP21 Ltd - London
- ip21 Ltd - Norwich
- IP500net - Milton Keynes
- IP6NET Ltd - Redhill
- Ipa Design Group - London
- IPA Global Ltd - Birmingham
- Ipa Purchasing Ltd. - Epsom
- IPA Systems Ltd - Reigate
- IPAF - The International Powered Access Federation - Carlisle
- iPak Ltd - Kidderminster
- Ipb - Leicester
- Ipc Finance Ltd. - London
- Ipc Fixings Ltd - Leeds
- Ipc Industrial Power Cooling - Milton Keynes
- Ipc Information Systems - London
- IPC Ltd - Tamworth
- Ipc Magazines (Overseas) Ltd. - London
- IPC Services (East Midlands) Ltd - Chesterfield
- Ipc Services (Uk) Ltd. - Gravesend
- IPC Systems Ltd - Worcester
- Ipc Systems Uk Ltd - Irvine
- IPC Training South - Weymouth
- Ipcarrier Ltd - Salford
- Ipce Ltd - Downpatrick
- Ipce Ltd. - Lisburn
- IPCell Ltd - Livingston
- IPD Signs Ltd - Cannock
- IPDataComm Ltd - Ipswich
- IPE - Southend on Sea
- IPE Embroidery and Print - Charlwood
- iPeak Designs - Stoke on Trent
- Ipec Engineering Ltd. - Manchester
- Ipeco Europe - Southend on Sea
- Ipeco Ltd - Southend on Sea
- Ipedex Uk Ltd (Aberdeen) (Aberdeen) - Aberdeen
- IPEDEX UK Ltd - Part of SPIE Oil and Gas Services - Aberdeen
- IpEndpoints - Harpenden
- Ipera Coatings Ltd. - Winchester
- Ipg - Newport
- Ipg Pharma Ltd - Bracknell
- IPG Photonics - London
- Ipheion Technology Ltd - Winchester
- IPI Global Ltd - Chinnor
- IPI Solutions Ltd - Kirkby in Ashfield
- Ipkis - Worthing
- IPL Construction Ltd - Manchester
- Ipl Print & Design Ltd. - Harrow
- IplusP Ltd - Sheffield
- IPM Fittings Ltd - Croydon
- ipm Group - Liverpool
- Ipm Interiors Ltd - Nottingham
- Ipm Ltd. - London
- Ipm Textiles Ltd. - London
- Ipne Ltd. - London
- iPod Repair UK - Brentwood
- Ipodoassist Ltd. - Leeds
- Iport Software Ltd. - Glasgow
- Ipos Solutions Ltd - London
- iPost Ltd - Northwich
- IPP Mardale Ltd - Runcorn
- IPP Services Ltd - Stourport on Severn
- Ippatrol Ltd - Hull
- Ippec Systems Ltd - Bromsgrove
- Ipplus (Uk) Ltd. - Ipswich
- Ipplus Plc - Ipswich
- Ipr Drilling Ltd. - Kilmarnock
- Ipreo Ltd. - London
- Ipricetravel Com Ltd - Wembley
- iPrintFlyers.co.uk - Hull
- iPro Solutions Ltd - Aylesbury
- iPro Solutions Ltd - Aylesbury
- Iprogress Ltd - Liverpool
- Iprolancer - Milton Keynes
- Ipromoter - London
- iPRT Group - Newcastle upon Tyne
- Ips - Leicester
- Ips (Butchers Sundries) Ltd - Tipton
- IPS (Overseas) Ltd - London
- Ips Flooring - Braintree
- IPS Flow Systems - Seaham
- Ips Graphics Ltd. - Letchworth
- IPS Group - London
- IPS International Ltd - Rochester
- Ips Northern Ltd - Stockton on Tees
- Ipsa Group Plc - London
- IPscape - Alcester
- Ipsco UK Ltd - Scunthorpe
- Ipsen Abar U K Ltd - Birmingham
- Ipsen Biopharm Ltd. - Slough
- Ipsen Biopharm Ltd. - Wrexham
- Ipsen Developments Ltd. - Slough
- Ipsen Developments Ltd. - Slough
- Ipsen Ltd. - Slough
IPSL Proclad - Sheffield- Ipsl Proclad - Sheffield
- Ipso Print Ltd. - Pudsey
- Ipsos U K Ltd - Harrow
- Ipsos-Novaction Uk Ltd - Harrow
- Ipswich & Co - Ipswich
- Ipswich (Ipswich) - Ipswich
- Ipswich Banners - Ipswich
- Ipswich Computer Services Ltd - Ipswich
- Ipswich Digital Print - Ipswich
- Ipswich Glass Ltd. - Ipswich
- Ipswich Heating Components Ltd - Ipswich
- Ipswich Hirebase Ltd - Ipswich
- Ipswich Hydraulics Ltd - Ipswich
- Ipswich Motorcycle Accessories Ltd - Ipswich
- Ipswich Packaging Services - Ipswich
- Ipswich Plastics Ltd. - Ipswich
- Ipswich Port Authority - Ipswich
- Ipswich Skip Hire - Ipswich
- Ipswich Tarpaulins - Ipswich
- Ipswich Trade Frames Ltd - Ipswich
- Ipswich Wines & Beers Wholesale Ltd - Ipswich
- Ipt Postal - London
- Iptel Ltd - Isleworth
- IPU Group - Oldbury
- Ipv Ltd. - Cambridge
- Ipview Ltd - London
- IQ 18 Films - Ware
- IQ Cloud Consulting - Reading
- IQ Education Recruitment Ltd - London
- Iq Education Recruitment Ltd. - Richmond
- IQ Electrical - Newcastle upon Tyne
- Iq Engineers Ltd. - York
- Iq Glass Products Ltd - Farnham
- IQ Glass Solutions Ltd - Watford
- IQ Media Group - Wilmslow
- Iq Media Ltd - Wilmslow
- IQ Optical Lab - Houghton le Spring
- Iq Optical Ltd. - Cheltenham
- Iq Solutions Telecommunications - Glasgow
- IQ Storage Solutions - East Grinstead
- Iq Systems Services Ltd - Wimborne
- IQ Textiles - Prestonpans
- IQ-Global Solutions - Wrexham
- Iqbal Bros & Co. - Manchester
- Iqbal Brothers - Rochdale
- Iqbal Brothers Ltd. - Rochdale
- IQC International Ltd. - Hastings
- IQD Frequency Porducts Ltd - Crewkerne
- Iqd Frequency Products Ltd - Crewkerne
- Iqit Multimedia Ltd - Wimborne
- Iqlink Ltd - Wokingham
- Iqon Ltd. - Ware
- Iqra Fresh Ltd - London
- Iqual Ltd. - Dartford
- IQUK - Chatteris
- Iqus Ltd - Wakefield
- IQX Ltd - Melrose
- Ir (Mmi) Ltd - London
- IR Laidlaw Architectural Hardware Ltd - Salford
- IR Locking Systems - Gateshead
- Ir Newport Ltd - Newport
- IR Plastering Services - Wrexham
- IR Waste Management Ltd - Sheffield
- Iracroft Ltd. - Blandford Forum
- Iracroft Ltd. - Poole
- iRain Rainwater Harvesting - Royston
- Irama Ltd. - Shepperton
- Iranian Oil Co. (U K ) Ltd. - London
- Irashai Services Ltd. - Ramsgate
- Irathane Futura - Rushden
- Irax Ltd - Bury
- Ird Uk Ltd - Chester
- Ireckon.Co.Uk - Edinburgh
- iRecruit Partners Ltd - Wokingham
- Irecruit Scotland Ltd - Kilmarnock
- Ired Ltd. - Havant
- Ireland Alloys Ltd - Hamilton
- Ireland Bros - Camborne
- Ireland Business Systems - Craigavon
- Ireland Freight Services (U K) Ltd. - Antrim
- Ireland Industrial Services - Ballynahinch
- Ireland Services - Barnstaple
- Ireland W R and Son - Malton
- Ireland's Farm Machinery Ltd - Spilsby
- Irelands - Norwich
- Irelands' Farms Ltd. - Sleaford
- Irena Ltd - Edgware
- Irene & Holly Llewellyn - Durham
- Irene I Cowling & Sons - Bude
- Irene Paterson Solutions Ltd - Reading
- Irene's Creative Curtains - Fareham
- Irepair Systems Ltd. - Basingstoke
- iRepairz - Braintree
- Ires Mahmood - Birmingham
- Ireson Computing Ltd. - York
- Irevna Ltd. - London
- Irfon Evans - Carmarthen
- Iridex Engineering Co. Ltd - Huddersfield
- Iridiacom Ltd - Hemel Hempstead
- Iridium HRD Consulting Ltd - Northampton
- Irie Computers - Hereford
- IRIS Accounting and Business Solutions - Bournemouth
- Iris Associates Ltd - Sheffield
- Iris Bertz Ltd - Birmingham
- Iris Colour - Belfast
- Iris Consulting (Uk) Ltd - London
- Iris Design Services Ltd - Leigh
- Iris Engineering and Technology Ltd - Peterlee
- Iris Enterprise Software Ltd. - Bournemouth
- Iris Interiors Ltd - Ludlow
- Iris Legal (Grantham) Ltd. - Grantham
- Iris Power Engineering - Nantwich
- Iris Print - Pershore
- IRIS PROJECTminder - Portslade
- Iris Promotional Marketing Ltd - Manchester
- Iris Refractory Services Ltd - Sheffield
- Iris Rigley - Nottingham
- Iris Software Ltd. - Slough
- IRIS Technology - Lancaster
- Irisbus (Uk) Ltd. - Watford
- Irish Aunts - Belfast
- Irish Bakers & Patisserie - London
- Irish Box Company - Wexford
- Irish Bros - Crewkerne
- Irish Central Border Area Network Ltd. - Enniskillen
- Irish Food Board - London
- Irish Foods Marketing - Glasgow
- Irish Groupage Services Ltd (Antrim) - Antrim
- Irish J - Torrington
- Irish Merchants (Northern Ireland) Ltd. - Belfast
- Irish Music (International) - Newry
- Irish Organ Co. Ltd. - Antrim
- Irish Plant & Hydraulics Ltd. - Hillsborough
- Irish Potato Marketing - Forfar
- Irish Pressings - Donegal
- Irish Tourist Board - London
- Irisys Ltd - Northampton
- Irl Group Ltd. - Loughborough
- Irlam & Manchester Skip Hire - Manchester
- Irlam Electronics - Manchester
- Irlam Jobcentre - Manchester
- Irlam Sheet Metal Co. Ltd. - Manchester
- Irlam-Mowbrey Belinda - Liverpool
- IRM (Bristol) Ltd - Yate
- Irm Consultancy Ltd - London
- IRM Ltd - Cheltenham
- Irm Uk Strategic It Training Ltd. - Pinner
- Irmass Co. Ltd - Manchester
- Iroam Mobile Solutions Ltd. - West Drayton
- Iron Acton Forge & Stables - Bristol
- Iron Age Metalworks - London
- Iron Art - Eastbourne
- Iron Art Co - London
- Iron Bridge Engineering - Sheffield
- Iron by Design - Keighley
- Iron By Design - Knutsford
- Iron Creations - Barnsley
- Iron Creations - Washington
- Iron Design - Halesowen
- Iron Design - Lancaster
- Iron Designs & Fabrications - Nottingham
- Iron Designs Ltd - Portslade
- Iron Elegance - Newton Abbot
- Iron Horse Studio - Glasgow
- Iron Maiden (No 1) Ltd. - London
- Iron Man Fabrications - Batley
- Iron Mountain (London) (London) - London
- Iron Mountain (U K) Ltd (Coulsdon) - Coulsdon
- Iron Mountain Secure Shredding Ltd - Luton
- Iron Stylings - Sheffield
- Iron Stylings - Sheffield
- Iron Way Ltd. - Ipswich
- Iron Works - Crawley
- Iron Wrks Earls Colne - Colchester
- Iron-Age Forge Ltd. - Warminster
- Ironage - Bournemouth
- Ironage Designs - Leek
- Ironamber Ltd. - Bristol
- Ironart Fabrications Ltd. - Lochwinnoch
- Ironbridge Engineering Ltd. - Sheffield
- Ironbridge Power Station - Telford
- Ironcraft of Earl Shilton Ltd. - Leicester
- Ironcraft Steel Fabrications - Glasgow
- Irondraw Ltd - Wolverhampton
- Ironforge - London
- Ironhorse Studios - Glasgow
- Ironing & Sewing - Cleckheaton
- Ironline Ltd. - Huntingdon
- Ironmonger Curtis LLP - Sheffield
- Ironmongery Direct - Basildon
- Ironmongery Online - Stourbridge
- Ironmongery Shop Online co uk - London
- Ironmongery2u Ltd - Wells
- Ironmongerydirect Ltd. - Hockley
- Ironoak Ltd. - Stowmarket
- Ironpace Ltd. - London
- Irons Brothers Ltd - Wadebridge
- Irons Geophysical Consulting Ltd - Henley on Thames
- Ironside Farrar Ltd. - Edinburgh
- Ironspray Ltd. - Cwmbran
- Ironstone Construction Ltd. - Portstewart
- Ironstone Partners Ltd - London
- Ironstyles (UK) Ltd - Hinckley
- Ironteam Ltd. - Nottingham
- Ironville Sub Po - Nottingham
- Ironwheel Ltd - Aylesbury
- Ironwork Designs - Leigh on Sea
- Ironworker Fabrications - Northampton
- Ironworks - Wigan
- Ironworks (Leicester) Ltd. - Leicester
- Ironworks U K Ltd. - Hastings
- Ironworld - Darlington
- Irony - Magherafelt
- Irony Creative Metalwork - Nottingham
- Irpco - Swansea
- Irpen (Dukinfield) - Dukinfield
- Irpen (UK) Ltd, - Wednesbury
- Irpen UK Ltd - Wednesbury
- Irradiant - London
- Irregular Miniatures Ltd. - York
- Irrigation Control - Winsford
- Irrigation Services Uk Ltd - Norwich
- Irrigation Supplies Ltd - Wallingford
- Irrigation Systems Co. Projects Ltd. - Chichester
- Irrigonics Ltd. - Birmingham
- Irrv Resources Ltd - London
- Irs Estates Ltd. - Swaffham
- Irs Recruitment - Salford
- Irs Surfacing Technologies Ltd. - Ormskirk
- IRT Energy - Dundee
- IRT Surveys Ltd - Dundee
- Irte Services Ltd. - London
- Irthing Vale Quality Foods Ltd. - Carlisle
- Irton Motor Co (Liverpool) - Liverpool
- IRTU Design Directorate - Belfast
- Irun Barnsley - Barnsley
- IRUN Cirencester - Lechlade
- Irun Staffs - Stone
- Irv Infotech Ltd - Ruislip
- Irven Hill Ltd - Skipton
- Irvin & Sellers Ltd - Belfast
- Irvin-Gq Ltd. - Bridgend
- Irvin-Gq(Afpsu) - Letchworth
- Irvine Dawson - Hillsborough
- Irvine & Harland Ltd. - Eye
- Irvine and Pilbeam Ltd - Stockton on Tees
- Irvine Car Spares - Irvine
- Irvine Contractors Ltd - Shetland
- Irvine Engineering - St Andrews
- Irvine H J & Son - Malmesbury
- Irvine S L - Daventry
- Irvine Spring Company Ltd - Irvine
- Irvine Taylor - Lancaster
- Irvine Tyre & Exhaust - Irvine
- Irvine Utilities Ltd. - Staines
- Irvine Young Ltd. - Irvine
- Irvine-Whitlock Ltd. - Bedford
- Irvines Bakers & Confectioners - Dalry
- Irvines Coaches - Carluke
- Irving Associates Ltd. - Congleton
- Irving Cabinet Makers - Edinburgh
- Irving Quinn Ltd - Altrincham
- Irving Russell Ltd - Milton Keynes
- Irving T & Son - Millom
- Irvings Coach Hire Ltd. - Carlisle
- Irvings Ltd - Douglas
- Irvins House of Flavour - Wellingborough
- Irvon Press and Shear Ltd - Bilston
- Irw (Enclosures) Ltd. - Liskeard
- Irw Systems Ltd. - Paisley
- Irwell Street Metal Co. Ltd. - Bury
- Irwin & Jones - Wimborne
- Irwin & White Construction Co. Ltd - Omagh
- Irwin Co. Manufacturing Jeweller - Chester
- Irwin Contract - Ballymoney
- Irwin Control Panels Ltd - Armagh
- Irwin Electronics - Sheffield
- Irwin M & Son - Braunton
- Irwin Michael J - Lostwithiel
- Irwin Plant & Equipment Services Ltd. - Wigan
- Irwin Removals - Hounslow
- Irwin Uk Ltd. - Macclesfield
- Irwins Ltd. - Leeds
- IS and G Steel Stockholders Ltd - Canterbury
- IS and G Steel Stockholders Ltd - Chelmsford
- IS Bee (UK) Ltd - London
- Is Building Services Ltd - London
- Is D-Sign Ltd - Brighton
- Is Enterprises International Ltd. - Colchester
- Is Networks Ltd. - High Wycombe
- Is Pharmaceuticals Ltd. - Chester
- Is Recruitment - Leeds
- IS Recruitment Ltd - Manchester
- IS Solutions - Gosport
- IS UK Ltd - Milton Keynes
- IS-Rayfast Ltd - Swindon
- ISA Business Development & Support Services - Stoke on Trent
- Isa Jewellers Ltd - Glasgow
- Isa Levy Upholstery - London
- Isa Retail Ltd - Sheffield
- Isa Software Ltd - Reading
- Isa-Lea Ltd. - Nottingham
- Isaac & Ede - London
- Isaac Butterworth (Ironfounders) Ltd. - Rochdale
- Isaac E R & Son - Winkleigh
- Isaac H Grainger & Son Ltd. - Cradley Heath
- Isaac Hamilton & Sons Ltd. - Newry
- Isaac Ltd - Warrington
- Isaac Massey & Sons Ltd - Knutsford
- Isaac Poad & Sons Ltd - York
- Isaac Timmins Ltd. - Huddersfield
- Isabelle Lancray (Uk) Ltd - London
- Isabels Typing Services - Glasgow
- isafetysigns.com - Enfield
- Isaika Networks Ltd - Edgware
- Isan Engineering - St Austell
- Isan Ltd - Thames Ditton
- ISAT LAN - Stoke on Trent
- Isatec Ltd - Chesham
- Isaver Ltd - Derby
- Isb Engineering Ltd. - Blackburn
- Isbir Bulk Bag Uk Ltd. - Cupar
- Isbourne Environmental Ltd. - Cheltenham
- Isc Computer Consultants - Luton
- Isc Computers - Nottingham
- Isc Computers - Surbiton
- ISC Computers plc - Liverpool
- ISC Ltd - Caernarfon
- ISC Networks Ltd - Belfast
- Isc Networks Ltd. - Huntingdon
- ISC Software Solutions Ltd - Huntingdon
- Isca Agriculture Ltd. - Ottery St Mary
- Isca Bags - Exeter
- Isca Elevators - Barnstaple
- Isca Foods Ltd. - Exeter
- Isca Forwarding Ltd. - Exeter
- Isca UK Ltd - Newport (Gwent)
- Isca Vision Ltd - Cardiff
- Isca Vision Ltd (Cardiff) - Cardiff
- Iscal - Halifax
- Iscar Tools Ltd. - Birmingham
- IScentral Ltd - Teddington
- Ischebeck Titan Ltd - Burton on Trent
- Ischus Ltd - Worksop
- Isco Career Scope (Edinburgh) (Edinburgh) - Edinburgh
- Iscold Air Conditioning & Refridgeration - Ulceby
- Iscold Air Conditioning & Refrigeration Engineers - York
- Isd - Gloucester
- Isd Computer Services Ltd - Waterlooville
- Isd Draughtsmen - South Shields
- Ise Consulting Ltd. - London
- Isec Industrial Lining (Contractors) Ltd. - Stafford
- iSecurity - Liverpool
Iseki Vacuum Systems Ltd - Daventry- Isell Ltd (Hydrospares) - Falmouth
- Isell Ltd ( Splash-Tec) - Falmouth
- Isell Ltd (Pure-Spa) - Falmouth
- Iseo Marketing Ltd - Liverpool
- Isg Cathedral Holdings Ltd - Whitstable
- Isg Construction South Ltd - London
- ISG Consulting - Burnham on Sea
- Isg Dean & Bowes Ltd. - Huntingdon
- Isg Interior Services Group Uk Plc - London
- Isg Interiorexterior Plc - Manchester
- Isg Jackson Ltd. - Ipswich
- Isg Jackson Special Projects Ltd. - Ipswich
- ISG Pearce Ltd - Bristol
- Isg Retail & Leisure Holdings Ltd - Huntingdon
- Isg Technology Ltd (Maidstone) (Maidstone) - Maidstone
- Isg Technology Ltd. - Egham
- ISG Thermal Systems Ltd - Basildon
- Isg-It Ltd. - London
- Isgus International Ltd. - Swindon
- Isgus UK Ltd - Swindon
- Isher Fashions Uk - Coalville
- Isher Hangers - Birmingham
- Isherwood & Ellis - Belfast
- Isherwood Car Van Minibus & Truck Hire - Leigh
- Isherwood Interior Design Ltd. - Cheltenham
- Isherwood Noel Associates - London
- Isherwood Production - London
- Isherwood Skip & Container Hire Ltd. - Wigan
- Isherwood Van Hire - Wigan
- Isherwoods Furniture Ltd - Bury
- Ishi Software Ltd - London
- Ishico Ltd - Shipley
- Ishida Europe Ltd - Birmingham
- Ishida Europe Ltd. - Birmingham
- Ishida Surope - Birmingham
- Ishida-Bishopbarn Ltd - Birmingham
- Ishmael D W - Wigan
- Ishmaels Mother - Cranleigh
- Isi Distribution Ltd. - Slough
- ISI Global - Coventry
- Isight Dress Agency - London
- Isis Architecture Ltd. - Stonehaven
- Isis Audio Visuals Ltd - Abingdon
- Isis Ceramics Ltd. - Oxford
- Isis Computer Solutions Ltd - Oxford
- Isis Concepts Ltd. - Thame
- Isis Consultants - Bristol
- Isis Control Systems Ltd. - Tamworth
- Isis Fluid Control Ltd - Chipping Norton
- Isis Furniture Ltd - Shrewsbury
- Isis Instruments - Abingdon
- Isis Insulation Ltd - Sawbridgeworth
- Isis Media Ltd - Solihull
- Isis Office Hydration Ltd - Blandford Forum
- Isis Office Ltd. - London
- Isis Papyrus U K Ltd. - Newbury
- Isis Projects Ltd. - Reading
- Isis Publishing Ltd. - Oxford
- Isis Specialist Office Supplies Ltd - Oxford
- Isis Surveyors Ltd. - Tadley
- Isis U K Ltd. - London
- Isis-Ex Ltd. - Malton
- Isit Computers Ltd. - Brixham
- iSite Design Ltd - Bourne
- Isite Ltd - Hayle
- Isitetv Ltd - Clacton on Sea
- Iskra Uk Ltd. - Coulsdon
- Isl Coatings Ltd. - Glasgow
- ISL Component Cleaning - Ashton under Lyne
- ISL Ivan Semenenko Ltd - Moreton in Marsh
- Isl Solutions Ltd. - Leeds
- ISL Syntema - Manchester
- Isl Waste Management Ltd - Newtownabbey
- Isla Components Ltd - Worcester
- Isla Cooperage Co. Ltd. - Keith
- Islamabad (Halal Butchers) of Ilford - Ilford
- Islamabad Poultry Products - Bradford
- Islamic Bakers and Confectioners - Batley
- Islamic Relief Charity Warehouse - Salford
- Island Aggregates Ltd - Douglas
- Island Air Conditioning - Newport
- Island Ales Ltd - Newport
- Island Automatics Ltd - Douglas
- Island Aviation Ltd. - Sheerness
- Island Barn Aggregates Ltd - Walton on Thames
- Island Biscuits - Newport
- Island Blinds - Colchester
- Island Business Consultancy Ltd. - Douglas
- Island Carriers Ltd. - Douglas
- Island Cash Registers Llp - Newport
- Island Cement (Douglas) - Douglas
- Island Clothing - Leicester
- Island Computer Repairs - Cowes
- Island Computer Systems Ltd. - Newport
- Island Cooling Engineering - Cowes
- Island Crane Hire Ltd - Newport
- Island Digital - Sandown
- Island Disc Computers Ltd - London
- Island Drainage & Groundwork Ltd - Douglas
- Island Engineering - Magherafelt
- Island Environmental Hygiene Ltd - Newport
- Island Express - Douglas
- Island Fabrics Ltd - Canvey Island
- Island Fastners & Fixings - Sandown