Company Index
- I - Meks Ltd - Dartford
- I and Co
- I and G Engineering - Swansea
- I and M Controls Ltd - Birmingham
- I and M Precision Engineering - Runcorn
- I and P Finishing - Tewkesbury
- I and T Projects and Installations Ltd - Burton on Trent
- I B C Signs - Isle of Bute
- I B S Auto Engineers - Manchester
- I C Plumbing and Heating - Burton on Trent
- I C R Mobility - Ringwood
- I D Graphics - Armagh
- I D Harrison - Whitstable
- I D L - Manchester
- I D L Engineering Services Ltd - West Byfleet
- I D Signs - Swansea
- I D Welding - Hinckley
- I F A Foundry Co UK Ltd - Nottingham
- I G Harmond Associates Ltd - Brecon
- I G S - Doncaster
- I G S Engineering - Ashford
- I H A Swindon Ltd - Swindon
- I H Joinery Services Ltd - Southport
- I Hayward Ltd - Wrexham
- I Holland Ltd - Long Eaton
- I I E S Ltd - Widnes
- I J A S Ltd - Eastleigh
- I J L Engineering - Willenhall
- I J L Plowman - Colchester
- I J Salter - Taunton
- I K Allsop - Nottingham
- I L A Services - York
- I M D Industries - Sevenoaks
- I M F Consultancy - Leeds
- I M O Graphics - Walsall
- I Mccallum - Tewkesbury
- I P C Services - Bolton
- I P Engineering - Yeovil
- I P F Consultants Ltd - Leeds
- I P F Consulting Engineers - Preston
- I P L Engineering - Bicester
- I Petrie and Co - Newton Stewart
- I R Davies and Son - Llanybydder
- I R Fabrications - Leicester
- I R W Ltd - Liskeard
- I S B Engineering - Blackburn
- I S M Business Development Ltd - Dundee
- I Sharrock Joinery - Montgomery
- I Sinton and Son - Cirencester
- I T Engineering - Rochester
- I T M Surface Treatments Ltd - Leven
- I T S S A R - Wokingham
- I T T Flight Ltd - Waterlooville
- I T T Flygt Ltd - Warrington
- I T W Red Head - Glasgow
- I W Engineering - Deal
- I W Payne and Partners - Romsey
- I W Ridgway - Norwich
- I&J Pallets - Ashton under Lyne
- I'ans Staircases - Sheerness
- I-D Signs and Fascias - Nottingham
- i-Transport - Basingstoke
- IAC Ltd / Industrial Accoustic Co Ltd - Winchester
- IAC Ltd / Industrial Accoustic Co Ltd - York
- IAE (Industrial and Agricultural Engineers) - Leek
- Iain Mackinnon Blacksmiths - Isle of Skye
- Iain Scott - York
- Ian Austwick Carpentry and Locksmith Service - Peterborough
- Ian Brown - Forfar
- Ian Brown - Stockton on Tees
- Ian Brown Signs - Thornton Cleveleys
- Ian Cahill - Dorchester
- Ian Campbell Partnership - Balerno
- Ian Carswell Associates - Spennymoor
- Ian Cocker Engineering - Sheffield
- Ian D Archibald Ltd - Dumfries
- Ian Dowson - Stafford
- Ian E Cockran - Towcester
- Ian Farmer Associates (1998) Ltd - Gateshead
- Ian Fellows Ltd - Frome
- Ian Garton - Dumfries
- Ian Hall Dairy Engineers - Derby
- Ian Holdgate Consulting Engineers Ltd - Bingley
- Ian J Race - Preston
- Ian Jemison Engineering - York
- Ian Jones - Bangor
- Ian Jones Joinery Services - Edinburgh
- Ian Lydon Associates - Stockport
- Ian Mackay Associates Ltd - London
- Ian Mackintosh - Bristol
- Ian Mccallum - Paisley
- Ian Miller Joinery - Chester le Street
- Ian Mitchell Engineering Design Ltd - Aberdeen
- Ian Moir Associates - Edinburgh
- Ian Moran Artist Blacksmith - Oldbury
- Ian Patterson Clarke - Sowerby Bridge
- Ian Scott - Morpeth
- Ian Storey Engineering - Morpeth
- Ian Tait Refrigeration Services - Edinburgh
- Ian Tasker - Sutton
- Ian W Harrison Fabrications - Peterborough
- Ian White Associates Ltd - Eastbourne
- Ian Whiteoak - Glossop
- Ian Williams Associates Ltd - Southam
- Ian Wootton - Willenhall
- Ian Yates Joinery - Preston
- Ians Staircases - Sheerness
- IAW Engineering - Blackpool
- IB Industries - Bolton
- Ibbotson and Corker Engineering Ltd - Sheffield
- IBCO Ltd - Bournemouth
- IBD Ltd - Leeds
- Ibenco - Wantage
- Ibi - Glasgow
- Ibis Medical Ltd - Tonbridge
- IBL Lighting Ltd - Chessington
- IBM CATIA Centre - Coventry
- Ibp Engineering - Kirknewton
- IBP Ltd - Dundee
- IBP Ltd - Tipton
- IBS - Industrial Blower Services Ltd - London
- Ibs Specialist Joinery Ltd - Reading
- Ibsecad - London
- Ic Joinery - Durham
- IC Optical Systems - Beckenham
- IC Powder Coatings - Newtownards
- ICA Ltd - Horley
- Ica Panels Ltd - Manchester
- Icam Engineering Ltd - Deeside
- ICAN Acoustics - Galway
- Ican Business Solutions Ltd - Milton Keynes
- iCandy Design Ltd - Basingstoke
- Ice Bearings and Transmissions Co - Walsall
- Ice Boys Air Conditioning Ltd - Milton Keynes
- Ice Clean Engineering - Telford
- Ice Light - Chatham
- ICEL (Maidstone) Ltd - Maidstone
- Icmm - London
- Icon Engineering (Wisbech) Ltd - Wisbech
- Icore International Ltd - Slough
- ICR - Leicester
- ICS (Industrial Services) Ltd - Chester
- ICS Robotics and Automation Ltd - Southampton
- ICTS Ltd - Havant
- ICTV Ltd - Farnborough
- Id Consultants - Glasgow
- ID Machinery Ltd - Milton Keynes
- Id Services GB - Coventry
- IDA Motion Ltd - Seaton
- IDAC Ltd - Croydon
- IDB Ltd - Bangor
- IDC Conveyor Engineering - Cirencester
- Iddon Hydraulics Ltd - Blackburn
- IDE Systems Ltd - Cannock
- Ideal Blind Co - Glasgow
- Ideal Building Systems Ltd - Bridlington
- Ideal Caravans - Armagh
- Ideal Caravans Ltd - Durham
- Ideal Cleaning Services Ltd - Peterborough
- Ideal Engineering - Belfast
- Ideal Handling - Oldham
- Ideal Heating Supplies Ltd - Chelmsford
- Ideal Hose and Safety Ltd - Northampton
- Ideal Machinery Ltd - Poole
- Ideal Sheet Metal - Leicester
- Ideal Woodworks - Southall
- Idealism - Maghera
- Iden Signs - Cranbrook
- Identapply - Bradford
- Identec Ltd - Houghton le Spring
- Identequip Ltd - Manchester
- Identification Technologies Scotland Ltd - Paisley
- Identilam plc - Horsham
- IDF Ltd - Chesham
- IDM Engineering - Ellesmere Port
- IE Bolt and Nut Ltd - Bradford
- Ie-Ndt - Chipping Norton
- IEC Engineering Ltd - Littlehampton
- IEC Ltd - Poole
- IEI Building Services Engineers - Basingstoke
- IES (Steel Structures) Ltd - Belfast
- IES Industrial (Ireland) Ltd - Belfast
- IES Instrumentation Electrical Services Ltd - Stockton on Tees
- Iesm - London
- Ifeline - Nottingham
- Ifor Williams Trailers Ltd - Corwen
- IFP Building Services Consultants LLP - Godalming
- Ifs Industrial Fastener Suppoies - Barrow in Furness
- IG Ashbrook Fluids Handling - Northwich
- Ignus Ltd - Warwick
- Igp - Bristol
- Igus UK Ltd - Northampton
- IH Borland Contractors Ltd - Kilmarnock
- IHC Plating Ltd - Nelson
- IHI Europe Ltd - London
- IHL Walraven Ltd - Banbury
- Iicorr Ltd - Aberdeen
- IJC International Ltd - Torquay
- IKO Nippon Thompson Europe BV - Milton Keynes
- Ikon Office Solutions - Bolton
- Ikon Office Solutions plc - Bury St Edmunds
- Il Ponte Ristorante - Croydon
- Ilapak Ltd - Hayes
- Ilc - Ossett
- ILC Garage Doors Ltd - Ossett
- Ilford Engineering Co Ltd - Basildon
- Ilkeston Joinery Ltd - Ilkeston
- Illingworth Supplies Ltd - Shipley
- Illston and Robson Ltd - Birmingham
- Illuma Lighting - Castle Donnington
- Ilott Commercials Ltd - Warrington
- Ilott Engineering Ltd - Poole
- Ilpra Systems (UK) Ltd - Swindon
- Ilsley and Challis Ltd - Basingstoke
- Ilva Ltd - Birmingham
- IM Engineering - Glasgow
- IM Plastech Ltd - St Neots
- IM Products Ltd - Stockbridge
- Imach - Hertford
- Image 2000 - London
- Image Eering Ltd - Worcester
- Image Joinery - Wigan
- Image Motorcycle Refinishers - Liversedge
- Image Polishing - Birmingham
- Image Signs - Todmorden
- Image Tech UK Ltd - Brentwood
- Image Wheels International Ltd - Tipton
- Imagees Ltd - Stoke on Trent
- Imagery Reprographic Ltd - Birmingham
- ImageStor Ltd - London
- Imaging Business Systems - Belfast
- Imagistics International Ltd - Harlow
- Imago Metal Ltd - Halifax
- Imaje UK Ltd - Runcorn
- Imat Ltd - Tamworth
- IMC - Lytham St Annes
- Imco Recycling UK Ltd - Swansea
- Imcopex Office Supplies plc - Leeds
- IMCS Ltd - Birkenhead
- Imedco Ltd - Welwyn Garden City
- IMER-Reman Ltd - Newark
- Imes - Aberdeen
- Imes - Helensburgh
- Imes Engineering and Projects - Bristol
- Imes Ltd - Dunfermline
- Imes Ltd - Portsmouth
- Imes Systems - Sheffield
- IMF Technical Services Ltd - Aberdeen
- ImGas Ltd - Nottingham
- IMH (Birmingham) Ltd - Birmingham
- IMI Bailey Birkett - Manchester
- IMI plc - Birmingham
- IMI Watson Smith Ltd - Leeds
- Immediate Engineering - Leeds
- Imofa UK Ltd - Colchester
- IMP Engineering - Watford
- Imp Engineering Services Ltd - Walsall
- Impac Infrared Ltd - Chesterfield
- Impact Adhesives North West - Burnley
- Impact Air Systems Ltd - Leicester
- Impact Conveyor Parts - Craigavon
- Impact Cooling Services Ltd - Oxford
- Impact Designs Ltd - Stansted
- Impact Finishers Wheelabrator Group Ltd - Slough
- Impact Fork Truck and Commercial - Spalding
- Impact Graphics - Hungerford
- Impact Metal Finishing - Nottingham
- Impact Metal Services Ltd - Rowley Regis
- Impact Precision Ltd - Nottingham
- Impact Precision Manufacturing Ltd - Wednesbury
- Impact Sewing Machinery Ltd - Alresford
- Impact Sheet Metal Co Ltd - South Ockendon
- Impact Sign Displays - Worcester
- Impel Engineering - Reading
- Imperial Blinds - Cradley Heath
- Imperial Design Ltd - Manchester
- Imperial Ductwork Manufacturing - Dartford
- Imperial Heat Treatments - Wednesbury
- Imperial Leather Designs - Bury
- Imperial Machine Co Ltd - Rickmansworth
- Imperial Metal Polishers - Brierley Hill
- Imperial Metal Recyclers Ltd - Southend on Sea
- Imperial Signs - Thornton Cleveleys
- Imperial Welding and Sheet Metal - London
- Impetus Technologies Ltd - Whitchurch
- Impex Lighting Ltd - Borehamwood
- Impey Ltd - Ilminster
- Imphy Ugine Precision (UK) Ltd - Bourne End
- Impregnation Services Ltd - Ashton under Lyne
- Impress Metal Packaging Ltd - Grantham
- Impress North East Ltd - Blaydon on Tyne
- Impress Sensors and Systems Ltd - Aldermaston
- Impression Signs - Waterlooville
- Improv Ltd - Aberdeen
- Impulse Engineering Ltd - Bordon
- Impulse Point of Purchase Ltd - St Neots
- IMS (International) Marketing Services Ltd - Birmingham
- IMS Engineering Ltd - Durham
- IMS Innovation Ltd - Dunfermline
- IMS Supplies Ltd - Huntingdon
- In 2 Grain Ltd - Andover
- In Chains - Ringwood
- In Stainless Ltd - Harrogate
- In Step Medical - Chesterfield
- In-Cad - Aylesbury
- In-Transit Welding Co - Billericay
- INA Bearing Co Ltd - Sutton Coldfield
- Inagas - Hemel Hempstead
- Inal Metals Ltd - Manchester
- Inca Metals - Birmingham
- Inca Tooling Ltd - Worcester
- Incamesh Filtration Ltd - Warrington
- Incamet Ltd - Lanark
- Incanite Foundries Ltd - Smethwick
- Incartec Ltd - York
- Inco Europe Ltd - London
- Inco Ltd - Swansea
- Incom Systems - Ossett
- Incontrol Ltd - Burton on Trent
- InControl Systems Ltd - Chesterfield
- Incord Ltd - Pencader
- IncoTest UK - Hereford
- Incusin - Carmarthen
- Indasa Abrasives (UK) Ltd - Colchester
- Indenco - Evesham
- Indentec Hardness Testing Machines Ltd - Stourbridge
- Independent Access Lifts - Southampton
- Independent Catering Supplies Ltd - Caerphilly
- Independent Control Systems Ltd - Telford
- Independent Engineering Services Ltd - London
- Independent Forgings and Alloys Ltd - Sheffield
- Independent Installers - Canterbury
- Independent Integrity Inspection Ltd (INDEI) - Swindon
- Independent Life - Ashford
- Independent List Truck Training - Newton le Willows
- Independent Living - Minehead
- Independent Living Co - London
- Independent Living Consultants Ltd - High Wycombe
- Independent Living Solutions - Newport Pagnell
- Independent Parts and Service - Telford
- Independent Slitters Ltd - Oldbury
- Independent Stabilising Co Ltd, The - Chesterfield
- Independent Tool Co - Chelmsford
- Indespension Ltd - Bolton
- Indespension Ltd - Bolton
- Indestep International Ltd - Sunbury on Thames
- Index Fabrications (Southampton) Ltd - Southampton
- Index Instruments Ltd - Huntingdon
- Index Machining - Halesowen
- Index Precision Co - Luton
- Indicators International Ltd - Magherafelt
- Indico Industrial Diamond and Tool Co - Limavady
- Indicum Ltd - Banbury
- Indifit - Ongar
- Indigo Medical UK - Nelson
- Indigo Products Ltd - Aldridge
- Indigo Technical Ltd - Hamilton
- Indmar Sheetmetal - Wigan
- Indoor Outdoor - Southampton
- Induced Energy Ltd - Brackley
- Inductelec Ltd - Sheffield
- Induction Heat Treatments (Manchester) Ltd - High Peak
- Induction Heating Services Ltd - Willenhall
- Induction Melting Repairs - Sheffield
- Induction Pipe Bending UK Ltd. - Sunderland
- Induction Technology Group Ltd - Coventry
- Inductoheat Banyard Ltd - Poole
- Inductotherm Europe Ltd - Droitwich
- Indulgence - Manchester
- Indupart - Glasgow
- Industore Ltd - Cardiff
- Industria Bearings and Transmissions Ltd - Cradley Heath
- Industria Bearings and Transmissions Ltd - Uxbridge
- Industrial and Home Blinds - Alloa
- Industrial and Marine Hydraulics Ltd - Middlesbrough
- Industrial and Marine Silencers Ltd - Leicester
- Industrial and Marine Supplies Ltd - London
- Industrial and Motor Components Ltd - Keighley
- Industrial and Rubber Ltd - Liverpool
- Industrial Automation and Control Ltd - Newport (Gwent)
- Industrial Automation Ltd - Nottingham
- Industrial Automation Systems Ltd - Bristol
- Industrial Bearings Ltd - Colchester
- Industrial Bearings Ltd - Telford
- Industrial Blowers Services - Colchester
- Industrial Boiler Services Ltd - Bury St Edmunds
- Industrial Boilerhouse Supplies Ltd - Fareham
- Industrial Brakes Ltd - Wolverhampton
- Industrial Cleaning and Maintenance - Bolton
- Industrial Cleaning Machines - Wolverhampton
- Industrial Clutch Parts Ltd - High Peak
- Industrial Coating and Finishing Ltd - Gloucester
- Industrial Combustion - Poole
- Industrial Cooling Systems - New Milton
- Industrial Cranes and Parts - Burton on Trent
- Industrial Crankshafts Ltd - Wolverhampton
- Industrial Design and Development Ltd - Bristol
- Industrial Design Associates - Kingston upon Thames
- Industrial Design Development Co - Hinckley
- Industrial Display Systems (Fife) Ltd - Cowdenbeath
- Industrial Distribution - Preston
- Industrial Door Co - Salford
- Industrial Door Engineering - Northwich
- Industrial Door Solutions Ltd - Barnsley
- Industrial Door Systems Midlands Ltd - West Bromwich
- Industrial Doors (Scotland) Ltd - Edinburgh
- Industrial Doors and Construction Ltd / Sectional Doors Ltd - Newry
- Industrial Drives and Controls Ltd - Stockport
- Industrial Dust Control Ltd - Crowborough
- Industrial Engineering - Craigavon
- Industrial Engineering Services - Wimborne
- Industrial Engineering Services (Wrexham) Ltd - Wrexham
- Industrial Filter Services Ltd - Leeds
- Industrial Finishers (Watford) Ltd - Watford
- Industrial Finishing Specialists - Gateshead
- Industrial Floorcare Machines - Belfast
- Industrial Forklift Services - Cannock
Industrial Friction Materials Ltd - Cardiff- Industrial Furnaces Ltd - Stourbridge
- Industrial Fusion Ltd - Manchester
- Industrial Gas Springs Ltd - Mitcham
- Industrial Gear Repairs Ltd - Nottingham
- Industrial Handling Solutions Ltd - Teddington
- Industrial Insulation Co Ltd - Leicester
- Industrial Lift Services Ltd - Potters Bar
- Industrial Links - Poole
- Industrial Machine Guards - Dudley
- Industrial Machine Tool Services Ltd - Rochester
- Industrial Maintenance Services - Exeter
- Industrial Measurements Ltd - Derby
- Industrial Metal Finishers - Wednesbury
- Industrial Metal Services (Sheet and Decoiling Division) - Gravesend
- Industrial Metal Services (Steel Stockholders) - Southend on Sea
- Industrial Motors and Gears Ltd (IMAG) - Middlesbrough
- Industrial Newsletters Ltd - Dunstable
- Industrial Noise and Vibration Centre - Slough
- Industrial Noise Reduction Ltd - Southampton
- Industrial Paint Finishers - Glenrothes
- Industrial Pattern Makers Ltd - Stanley
- Industrial Pipework Ltd - Bridgend
- Industrial Plant Development Ltd - Luton
- Industrial Powder and Paint Services - Ipswich
- Industrial Powder Coating - Scunthorpe
- Industrial Process and Engineering Services Ltd - Workington
- Industrial Process Pumps Ltd - Derby
- Industrial Protection Systems - Newtownabbey
- Industrial Purification Systems Ltd - St Helens
- Industrial Refrigeration Services - Watford
- Industrial Research and Development Ltd - Gateshead
- Industrial Saftey Training - Ivybridge
- Industrial Security Doors Ltd - London
- Industrial Services Ltd - Fareham
- Industrial Sewing Machines - Glasgow
- Industrial Sheet Metal Co - Wakefield
- Industrial Steel Suppliers Ltd - Buckley
- Industrial Supplies International Ltd - Northolt
- Industrial Supply Specialists Ltd - Cramlington
- Industrial Timber Technology Ltd - Leamington Spa
- Industrial Trading Co Ltd - Worcester
- Industrial Transmissions - Glasgow
- Industrial Truck and Machinery Services Ltd - Tipton
- Industrial Trucks - Manchester
- Industrial Valve Services Ltd - Dudley
- Industrial Vision Systems Ltd - Abingdon
- Industrial Washing Machines Ltd - Birmingham
- Industrial Water Engineering Ltd - Bristol
- Industrial Wear Parts Ltd - Sheffield
- Industrialmachinesnet Ltd / Industrial Machines.net - Redditch
- Inert Belting and Materials - Hyde
- Inex Vision Systems - Manchester
- Infinite Engineering - Birmingham
- Inflation Invaders - Glasgow
- Inflight Peripherals Ltd - Newport (IOW)
- Inflite Engineering Services Ltd - Stansted
- Inflite Southend Ltd - Southend on Sea
- Info Signs Systems Ltd - Edinburgh
- Infocash Ltd - Abingdon
- Information and Imaging Systems - Belfast
- Information Search and Analysis Consultants - London
- Infosight-Europe Ltd - Billingham
- Infotec Birmingham - Birmingham
- Infotec Northern Ireland - Belfast
- Infra-Red Systems Ltd - Nottingham
- Infrastructure - Whitehaven
- Infrastructure Services Ltd - Shoreham by Sea
- Ing Engineering - Rugby
- Ingenia Solutions Ltd - Burgess Hill
- Ingersoll Rand Sales Co Ltd - Wigan
- Ingham Fabrication Ltd - Norwich
- Ingham Toolmakers Ltd - Halifax
- Inghams - Selby
- Ingimex Ltd - Telford
- Inglebourne Joinery - Wickford
- Inglemere Metals Ltd - Blackpool
- Ingles Buchan Textiles Ltd - Glasgow
- Inglewood Engineering Consultancy - Macclesfield
- Ingo Spec Commercial - Bilston
- Ingram Foundry Industries Ltd - Dudley
- Ingram Installations Ltd - Stockport
- Inidam Ltd - Romsey
- Inishowen Engineering - Donegal
- Initial Building Services Ltd - Orpington
- Initial Industry - Stoke on Trent
- Initial Registrations - Bangor
- Inlec UK Ltd - Stokesley
- Inline Engineering - Worcester
- Inmac Engineering - Redruth
- Inn Place Ltd - Sunderland
- Innercode Ltd - Salford
- Innerflow Engineering - Kirkby
- Innes Walker - Kilmarnock
- Innotec Manufacturing Ltd - Weymouth
- Innov8es Ltd - Telford
- Innova Design Solutions - Stockport
- Innoval Technology Ltd - Banbury
- Innovar Engineering Services Ltd - Bathgate
- Innovate 3 Ltd - Sudbury
- Innovation Architects - Edinburgh
- Innovations and Design Ltd - Milton Keynes
- Innovative Design Specialists Ltd - Retford
- Innovative Springs and Wireforms - West Bromwich
- Inoplas Technology Ltd - Wimborne
- Inotech Systems Ltd - Newcastle under Lyme
- INOV8 Technologies Ltd - Buckingham
- Inovators Engineering Systems - Aberdeen
- Inovec Motor Engineering - London
- Inox Fasteners Ltd - Dublin 11
- Inpac Automation Ltd - Uxbridge
- Inprojex Automotive Ltd - Kenilworth
- Inro - London
- Inscribe Signs - Hull
- Insensys - Southampton
- Inserco Industrial (Controls) Ltd - Cheltenham
- Inserco Industrial (Controls) Ltd - Rainham
- Inseto (UK) Ltd - Andover
- Insi Precision - Y Felinheli
- Inside Aluminium - Hove
- Insight Access and Handling Ltd - Dudley
- Insight Monitoring Services Ltd - Barnsley
- Insight Ndt Ltd - Rotherham
- Insight Precision Engineering Ltd - Malvern
- Insight Sign Systems - Glasgow
- Insight Signs - Bournemouth
- Insignia Fabrications - West Bromwich
- Inspectahire Instrument Co Ltd - Aberdeen
- Inspection Consultants Ltd - Ellesmere Port
- Inspection Repair and Maintenance Ltd - Bradford
- Inspek Services - Basingstoke
- Inspiratech 2000 Ltd (Internet) - Rugby
- Inspiratech 2000 Ltd (Materials) - Rugby
- Inspire Consulting Ltd - Windsor
- Inspired Designs - Skegness
- Instafab - Leeds
- Instalec Services - Loughborough
- Instalectric Contractors Ltd - St Albans
- Installation Ductwork and Fabrication Ltd - Stoke on Trent
- Installations and Refurbishment Solutions Ltd - Croydon
- Instant Crusher Spares Ltd - Bagillt
- Instant Fabrications Ltd - Eastleigh
- Instant Fire Protection Ltd - Sittingbourne
- Instant Image - Colchester
- Instant Image - Stirling
- Instant Security Systems - Wembley
- Instant Signs and Graphics - Ashford
- Instinct Hardware Ltd - Birmingham
- Institute of Materials, Minerals and Mining, The - London
- Institute of Spring Technology Ltd - Sheffield
- Institution Of Material Minerals and Mining - Doncaster
- Instore - Bury
- Instrument and Control Services Ltd - Stoke on Trent
- Instrument Design Ltd - Wigan
- Instrument Machining Service Ltd - Thetford
- Instrument Repairs and Calibration - East Kilbride
- Instrument Technology Ltd - St Leonards on Sea
- Instrumentation Systems and Services Ltd - Ilkley
- Instruments to Industry Ltd - Kirkby
- Insul 8 Ltd - Salford
- Insulated Construction Ltd - Southampton
- Insulated Tools Ltd - East Grinstead
- Insulheat Ltd - Chesterfield
- Insurance Surveys International Ltd - Horsham
- Int 2 Joinery - Hook
- Inta Can Services - Kings Lynn
- Inta-Serve Ltd - Godstone
- Intahouse (T/u Extrudawood Ltd) - Newport (IOW)
- Intake Engineering Ltd - Canterbury
- Intamech Ltd - Cradley Heath
- Intamet Ltd - Fareham
- Intanations Industrial Coaters - Halstead
- Intec Consulting Uk Ltd - Tewkesbury
- Intec Laser Services Ltd - Redditch
- Intecc Environmental Control Systems Ltd - Windsor
- Intech Power - Thurso
- Integra Components Ltd - Warrington
- Integra Composites Ltd - Woodbridge
- Integra Facades Ltd - Cardiff
- Integra Precision Engineering Ltd - Runcorn
- Integral Powertrain Ltd - Bletchley
- Integrated Air Systems - Macclesfield
- Integrated Aluminium Components - Nelson
- Integrated Circles Ltd - London
- Integrated Control Systems Ltd - Crowthorne
- Integrated Design and Technology Ltd (IDT) - Kettering
- Integrated Display Systems Ltd - Wallsend
- Integrated Energy Utilities - Dartmouth
- Integrated Engineering Services Aberdeen - Aberdeen
- Integrated Geotechnical and Enviromental - Kenilworth
- Integrated Glass Technologies - Chesterfield
- Integrated Hydraulics Ltd - Warwick
- Integrated Metal Solutions Ltd - Basildon
- Integrated Metal Supplies Ltd - Leigh
- Integrated Sand Systems Ltd - Walsall
- Integrated Services Design - Coleraine
- Integrated Technologies Ltd - Ashford
- Integrity Services Ltd - Birmingham
- Intek Adhesives Ltd - Blyth
- IntelleQt - Swindon
- Intellicom Systems Ltd - Burntwood
- Intelligent Fluid Solutions Ltd - London
- Intelligent Time Recorders - Livingston
- Intensiv Filter UK Ltd - Walsall
- Inter Albion Ltd - Eastleigh
- Inter Gears - Walsall
- Inter-Project Resources Engineering Consultants Ltd - Aberdeen
- Inter-Tec Services Ltd - Kilmarnock
- InterAction Of Bath Ltd - Bath
- Interactive - Manchester
- Interactive Coding Equipment (I C E ) - Nottingham
- Interactive Manufacturing Ltd - Whitstable
- Intercan Ltd - Bletchley
- Intercast UK Ltd - Sheffield
- Interclean Support Services - Newbury
- Interdab Ltd - Southminster
- Interface Force Measurements Ltd - Crowthorne
- Interfacia Ltd - Ilford
- Interfic Engineering Ltd - Sutton
- Interfit (T/u PS Chapman Ltd) - Burnham on Crouch
- Interfit Components Ltd - Macclesfield
- Interfleet Technology Ltd - Derby
- Interflex Hose and Bellows Ltd - Ludlow
- Interfluid Hydraulics Ltd - Gunnislake
- Interfood Technology Ltd - Thame
- Interframe Ltd - Paignton
- Interfusion - Stroud
- Intergarage Ltd - Redditch
- Intergraphics - Weston super Mare
- Intergrated Office Systems / IOS Digital - Jersey
- Intergrated Precision Technologies Ltd - Walsall
- Intergrind - Petersfield
- Interior and Exterior Design Co - Weston super Mare
- Interior Blinds - Leeds
- Interior Iron - Bodmin
- Interior Landscaping Products Ltd - Battle
- Interior Motives Ltd - Grantham
- Interior Power - Farnham
- Interior Solutions Partnership Ltd - Sutton Coldfield
- Interkey - Malvern
- Interland Trading Ltd - Cambridge
- Interline Systems - Liverpool
- Interlink Alloy Systems Ltd - Waltham Abbey
- Interlock Ductwork Ltd - West Bromwich
- Interlock Flexible Products Ltd - Birmingham
- Interlube Systems Ltd - Plymouth
- Intermodal Logistics Ltd - Marlow
- International Aerospace Engineering - Cranfield
- International Coffee Roasters - London
- International Copiers Ltd - Marlow
- International Cycle Distributors Ltd - Ballynahinch
- International Door Controls - Stourbridge
- International Engineering Services Ies Ltd - Cheltenham
- International Fasteners Ltd - Bedworth
- International Food Service Equipment Ltd - Croydon
- International Lift Equipment Ltd - Leicester
- International Management and Engineering Group Ltd - London
- International Meehanite Metal Co Ltd - Reigate
- International Metrology Systems Ltd - Loanhead
- International Motion Control Ltd / Midland - ACS - Wolverhampton
- International Pallet Supplies - Castleford
- International PET Resales - Accrington
- International Power Presses - Dudley
- International Precision Casting Supplies - London
- International Press Network - London
- International Print and Publishing Ltd - London
- International Printing Machines Ltd - Leeds
- International Products Ltd - Glasgow
- International Radiators Ltd - Leicester
- International Rectifier Co (GB) Ltd - Oxted
- International Sections Ltd - Wolverhampton
- International Services and Supplies Ltd - St Albans
- International Syalons (Newcastle) Ltd - Wallsend
- International Towbars - Leeds
- International Tufting Services - Blackburn
- Interotex Ltd - Cheltenham
- Interpat Ltd - Newton Aycliffe
- Interphone Security Group plc - Harrow
- Interpipe Supply Co Ltd - Billingham
- Interpipe UK Ltd - Telford
- Interpower International Ltd - York
- Interroll Automation - Corby
- Interroll Ltd - Corby
- Interserve Engineering Services Ltd - West Bromwich
- Interserve Industrial Services Ltd - Dartford
- Interservefm Ltd - London
- Intersign - Stockton on Tees
- Interspec Ltd - Lincoln
- Intersteel - Oldbury
- Intertech - Stockport
- Intertech Process Machinery Ltd - Stroud
- Intertechnics - Woodstock
- Intertrade Engineering Ltd - Oldham
- Interwood Ltd - Hornchurch
- Intex Precision Grinders and Engineers - Hinckley
- Intier Automotives - Warwick
- Intime Engineering Ltd - Ledbury
- Into Lifts - Twickenham
- Into Lifts Ltd - Richmond
- Intoco - Cheltenham
- Intrinsic Development Corporation Ltd - Basingstoke
- Intro Industrial Supplies - Leeds
- Intrupa Handling Components - Leighton Buzzard
- Intuitive Engineering Solutions Ltd - Altrincham
- Inturserve International Ltd - Dundee
- Invacua Ltd - Poole
- Invalifts Ltd - Hinckley
- Invarmex (UK) Ltd - Nottingham
- Invatravel Conversions - Southport
- Invedia - London
- Invensys Climate Control - East Kilbride
- Invensys plc - London
- Invent Fabrication - Erith
- Invent Heat Transfer - Redditch
- Invent Systems UK - Warrington
- Inverclyde Biologicals - Bellshill
- Invergordon Pallet Services - Invergordon
- Inverlea Supplies - Dundee
- Inverness Bearing and Transmission - Inverness
- Invertec Ltd - Fairford
- Investacast Ltd - Ilfracombe
- Investment Castings (Congleton) Ltd - Congleton
- Investment Castings Ltd - Hatfield
- Invicta Engineering Services Ltd - Northampton
- Invicta Forks and Attachments - Leeds
- Invicta Lifts Ltd - London
- Invicta Mechanical and Electrical Services - Waltham Abbey
- Invicta Project Services Ltd - March
- Invicta Refrigeration - Herne Bay
- Invicta Tools and Fixings Ltd - Canterbury
- Invicta Vibrators - Grantham
- Invictor Neon Ltd - Nottingham
- Invincible Double Glazing Ltd - Manchester
- Invincible Spring Co Ltd - Bilston
- Inwood Joinery - Kilmarnock
- IOK Engineering - Bootle
- Iolair Signs - Dalkeith
- Ion Consulting Engineers - Southampton
- Ion Industrial - Batley
- Ion Science Ltd - Royston
- Iona Engineering - Wokingham
- Iona Unitool Group - Cheltenham
- Iona Ventilation Co Ltd - Glasgow
- Ionalysis Ltd - Cheadle (Cheshire)
- Ionic Engineering - Sandy
- Ionic Instruments Ltd - Henfield
- Iosat Ltd - Stockport
- Ip Fibre Devices Uk Ltd - London
- Ip3 Technologies Ltd - Coventry
- IPC Services (UK) Ltd - Gravesend
- IPE - Southend on Sea
- IPE Ltd - Newmarket
- IPEC Ltd - Manchester
- Ipeco Holdings Ltd - Southend on Sea
- Ipg Industrial Pipework and Welded Fabrications - Oldham
- IPL Maintenance - Porthcawl
- Ipm - Farnham
- IPM Interiors Ltd - Nottingham
- Ipsco UK Ltd - Scunthorpe
- Ipswich Hydraulics Ltd - Ipswich
- IQ Supplies (Teamvise Ltd). - Bedford
- IR Laidlaw Architectural Hardware Ltd - Salford
- IR Locking Systems - Gateshead
- IR Martin Roberts - Sittingbourne
- IR Security and Safety - Dor-O-Matic - Leamington Spa
- IR Structures Ltd - Keighley
- Iracroft Ltd - Blandford Forum
- Ire - London
- Ireflo Products Ltd - London
- Ireland Business Systems - Craigavon
- Iridex Ltd - Huddersfield
- Iridian Ltd - Shildon
- Irion Sideloaders - Kenilworth
- Iris Financial - London
- Iris Refactory Services Ltd - Sheffield
- IRISYS - Northampton
- IRM (Bristol) Ltd - Yate
- Iron Acton Forge - Bristol
- Iron Art - Eastbourne
- Iron Awe - Lancaster
- Iron Bed - London
- Iron Bridge Engineering - Sheffield
- Iron By Design - Knutsford
- Iron By Design Ltd - Keighley
- Iron Creations - Washington
- Iron Design - Halesowen
- Iron Designs Ltd - Portslade
- Iron Elegance - Newton Abbot
- Iron Horse Studio - Glasgow
- Iron Ore - Stonehouse
- Iron Works - Coventry
- Iron Works - Crawley
- Iron Works - London
- Iron-Age Forge Ltd - Frome
- Iron-Design - Surbiton
- Ironart Fabrications Ltd - Lochwinnoch
- Ironcraft Services Ltd - Cleethorpes
- Ironmongery Direct Ltd - Hockley
- Ironoak Forge Ltd - Stowmarket
- Irons Brothers Ltd - Wadebridge
- Ironsun Ltd - Walsall
- Ironwood Metal Art - Stockport
- Ironworld - Darlington
- Irony - Magherafelt
- IRS Ltd - Swaffham
- IRS Surfacing Technologies Ltd - Ormskirk
- Irvine Engineering - St Andrews
- Irvine Engineering AnnanLtd - Annan
- Irvine Spring Company Ltd - Irvine
- Irvon Steel Press and Shear - Bilston
- IS and G Steel Stockholders Ltd - Beckenham
- IS and G Steel Stockholders Ltd - Canterbury
- IS and G Steel Stockholders Ltd - Chelmsford
- IS Group - Flint
- IS Maintenance Ltd - Barnsley
- Isaac H Grainger and Son Ltd - Cradley Heath
- Isan Engineering - St Austell
- Isc Seals - Bury
- ISCA Technical Paper and Films Ltd - Exeter
- iScape Ltd - Malmesbury
- Ischebeck Titan Ltd - Burton on Trent
- ISD Cold Stores Ltd - Gloucester
- ISE Fire Products and Services Ltd - Kettering
- ISG Thermal Systems Ltd - Basildon
- Isis Cryogenic Engineering Ltd - Oxford
- ISIS Papyrus UK Ltd - Newbury
- Isis UK Ltd - London
- Isla Components Ltd - Worcester
- Island Blinds - Colchester
- Island Electroplateing Ltd - Sandown
- Island Fire Protection Ltd - Birmingham
- Island Fork Lifts Ltd - Belfast
- Island Motor Cycles - Ventnor
- Island Packaging - Newport (IOW)
- Island Scientific Ltd - Ventnor
- Island Steel Ltd - Newport (Gwent)
- Isle Mill - Perth
- Isle Of Wight Motorcycles - Newport (IOW)
- Islebest Ltd - Luton
- Isleburn Ltd - Dingwall
- Isleward Ltd - Willenhall
- Isleworth Metal Polishing and Plating Ltd - Brentford
- Ism Fabrication Engineers - Manchester
- Iso Systems - Kidderminster
- IsoCool Ltd - Braintree
- Isoform Ltd - Market Drayton
- Isograph Ltd - Warrington
- Isolated Systems Ltd - Heanor
- Isoma Ltd - Swadlincote
- Isomatic UK Ltd - Guildford
- Ison Ltd - High Wycombe
- Isotek Electronics Ltd - Leeds
- Israel Newton and Sons Ltd - Bradford
- ISS Fabrications Ltd - Coventry
- ISS Precision Engineering Ltd - Cramlington
- IST Technologies Ltd - Newbury
- Istil UK plc - Queenborough
- Isuki Classic Sales Ltd - Edinburgh
- Isys International Ltd - Winsford
- IT CML Ltd - Hitchin
- IT Retail Systems Ltd - Newark
- It's A Wrap (NE) Ltd - Blyth
- Italian Locking Systems - Musselburgh
- Italkrane - Witham
- Itasco Precision Ltd - Glenrothes
- Itaya - Alcester
- ITCM - Coventry
- Itd Consultants - Portsmouth
- Itf Engineering - Bishops Stortford
- ITP Group Ltd - Rugby
- ITP SA - York
- ITRI Innovation Ltd - St Albans
- Its About Time - Maghera
- Its Engineering Services - Manchester
- ITS Industrial Supplies and Services - Ipswich
- ITS UK Ltd - Ilkeston
- ITSC Ltd - London
- Itt FLT Ltd - Waterlooville
- ITT Flygt Ltd - Nottingham
- ITT Lowara UK Ltd - Axminster
- ITT Water and WasteWater UK Ltd - Livingston
- ITW Automotive Finishing UK - Walsall
- ITW Construction Products UK - Slough
- ITW Hi-Cone - Slough
- ITW Hofmann - High Wycombe
- ITW Industrial Finishing - Bournemouth
- Ivacroft Electrical Engineers - Sawbridgeworth
- Ivan Atkins - Crewe
- Ivan Kilbee Heating Ltd - Abingdon
- Ivan Rhodes - Derby
- Ivan Wawryn Ltd - Bedford
- Ivanhoe Forge Ltd - Whitley Bay
- IViewCameras Ltd - London
- Ivings - Brackley
- Ivor Henley - Burgess Hill
- Ivor Pritchard - Newry
- Ivor Searle Ltd - Ely
- IVS Asia Ltd - Huddersfield
- Ivy Bay Ltd - South Croydon
- Ivy Cottage Interiors - High Wycombe
- Ivy House Conservatories - Houghton le Spring
- Ivy House Interiors - York
- Ivybridge Engineering Services - Ivybridge
- Ivywood Interiors Ltd - Wakefield
- Iwms - Leeds
- Ixapack UK Ltd - Walsall
- Ixia UK - Uckfield
- IYS Control Systems Ltd - Witham
- Izax - Alfreton
- Izmir Pamuk - Manchester
