Company Index
- W A Carr Engineering Ltd - Sheffield
- W A P Roberts - Cwmbran
- W A R Mccolm - Dumfries
- W A Wheeldon - Alfreton
- W Allan and Son - Carlisle
- W and D Peddie Ltd - Perth
- W and G Pollard Ltd - Accrington
- W and G Services - Cheadle (Cheshire)
- W and GW Garratt Ltd - Sheffield
- W and H Engineering Ltd - Leigh on Sea
- W and H Eves Ltd - Burton on Trent
- W and J Smith Metal Stockists Ltd - Willenhall
- W and K Precision Engineering Ltd - Driffield
- W and L Jepson - Deeside
- W and L Joinery - Stoke on Trent
- W and M Burden - Birmingham
- W and M Fabricators - Luton
- W and M Joinery - Nelson
- W and P Blinds - Cambridge
- W and S Allely Ltd - Chippenham
- W and S Allely Ltd - Gillingham
- W and S Allely Ltd - Rochdale
- W Andrews - Thornton Cleveleys
- W Associates - Taunton
- W B Dodds Ltd - Crieff
- W B M Pipeline Ltd - Burnley
- W B Motorcycles - Banbury
- W B Precision Engineering - Nottingham
- W B S Wearside Metals Ltd - Sunderland
- W B Turnbull - Coldstream
- W Bell - Carrickfergus
- W Bentley - Great Yarmouth
- W Bibby and Co - Ellesmere Port
- W Bill Tweeds - London
- W Bloedow - Grimsby
- W Butler - Chatham
- W C R Ltd - Chesterfield
- W Campbell and Son Ltd - Hull
- W Collier Smith Consultancy - Ilkley
- W Collins - Rotherham
- W Cooke and Co - Bedford
- W Corbett and Co (Galvanizing) Ltd - Telford
- W D Davies and Son - Haverfordwest
- W D Davies and Son Ltd - Plymouth
- W D Hodkinson - Glossop
- W D Macrae and Co - Inverness
- W D Ornamental Iron Work - Redditch
- W D Semple - Inveraray
- W D Steel Co Ltd - Sheffield
- W E Bullick and Co Ltd - Newtownabbey
- W E S Ltd - Basingstoke
- W E Shaw - Bradford
- W Elder and Son - Newcastle upon Tyne
- W F Barber - Chalfont St Giles
- W F Brown Associates Ltd - Romsey
- W F Stainless - Walsall
- W F T Group - Manchester
- W Farthing and Sons - Benfleet
- W Fry and Co Ltd - London
- W G C Metal Fabrications - Newtownabbey
- W G Dear - Hitchin
- W G Joinery - Market Rasen
- W G Knight and Son - Boston
- W G Lewis Joinery and General Building Contractors - Llangefni
- W Gordon Scott and Co - Newton Aycliffe
- W Grant - Aberdeen
- W Greenson and Waite Ltd - Orpington
- W Guy Joinery Ltd - Derby
- W H B Engineering Ltd - Hitchin
- W H Bailey - Borehamwood
- W H Challoner and Sons Ltd - Wrexham
- W H Clarke Engineering Ltd - Chesterfield
- W H Greaves and Son Ltd - Sheffield
- W H J Fagg and Son Ltd - Witham
- W H Rea Engineering - Antrim
- W H Robinson Ltd - Huddersfield
- W Habberley Meadows Ltd - Birmingham
- W Hall Ltd - Newtownabbey
- W Hallam Castings Ltd - Doncaster
- W Hamilton and Son - Motherwell
- W I S Cleaning - Billingham
- W J Canning - Chelmsford
- W J Chatfield - Chichester
- W J E Clark - Wisbech
- W J Gresham and Son - Boston
- W J L Engineering - Cradley Heath
- W J Martin and Son Ltd - London
- W J Patrick - Castlederg
- W J Pugh - Newtown
- W J Redden and Sons Ltd - Wellingborough
- W J Tuck - Epsom
- W John Harold and Co Ltd - Newport (Gwent)
- W Johnston and Co Ltd - Glasgow
- W K L Glass - Southend on Sea
- W K Norris - Worthing
- W Kelly and Sons - Liverpool
- W Kennedy - Bacup
- W King and Sons - Horley
- W Kitchen (Galgate) Ltd - Lancaster
- W M H Ironcraft - Cradley Heath
- W M Ironwork Ltd - Barnstaple
- W Mages (Rewinds) Ltd - Cheddar
- W Milner and Co - Keighley
- W N R Engineering - Belfast
- W Nichols and Sons - Brighouse
- W P A Furnaces and Engineering Projects Ltd - Willenhall
- W P Lane Agricultural Engineers - Cheltenham
- W P T Consulting Engineers - Glasgow
- W Parrot and Sons - Wrexham
- W Patterson - Crieff
- W Prosser - Worcester
- W R Associates - Uxbridge
- W R Auker and Son Ltd - London
- W R Beddow - Broseley
- W R Clark and Co Ltd - Chesterfield
- W R G Steel Services Ltd - Newcastle upon Tyne
- W R Hall and Son - Burford
- W R I M Engineering Services Ltd - Burntwood
- W R K - Wisbech
- W R Roberts and Sons - Northwich
- W R W Engineering Co Ltd - Walton on Thames
- W Rackley and Co Ltd - London
- W Robert Press - Milton Keynes
- W Rowlands - Bury
- W S - Lochgelly
- W S Mcmillan&Co Ltd - Salford
- W S Millar - Paisley
- W S P - Newcastle upon Tyne
- W S P Civils Ltd - Sheffield
- W S P Development Ltd - Maidstone
- W S Reid Ltd - Wigton
- W S Scrap Metals - Templecombe
- W S W Consulting Engineers Ltd - Sutton Coldfield
- W S Weir - Peebles
- W Shuttleworth and Co (Metal Workers) Ltd - Oldham
- W Spence and Son Ltd - Melton Mowbray
- W Stay and Son - Sandown
- W T C Joinery - Widnes
- W T H Engineering - Gloucester
- W T W Ltd - Southampton
- W Thompson Precision Engineering Ltd - Sheffield
- W Towers and Son - Newcastle upon Tyne
- W W Lampert Ltd - London
- W Weschenfelder and Sons - Middlesbrough
- W Y K O Industrial Distribution Ltd - Liverpool
- W Young - Saltburn by the Sea
- WA Engineering (Nuneaton) Ltd - Atherstone
- WA Fairhurst and Partners - Aberdeen
- WA Fairhurst and Partners - Watford
- WA Humphries Ltd - Birmingham
- WA Hutton and Co Ltd - Stockport
- WA Mcgarrie and Son Ltd - Perth
- Waagner Biro UK Statesystems Plc - Bury St Edmunds
- WABCO Automotive (UK) Ltd - Leeds
- Wabtec Rail Ltd - Doncaster
- WAC McCandless Ltd - Belfast
- Wachs Ltd - Sandbach
- WACR Cash Registers Ltd - Bristol
- Wadco Engineering Ltd - Pudsey
- Waddon Engineering - Croydon
- Wade Precision Engineering - Wrexham
- Wade Trailers - Clacton on Sea
- Wade Wardrobes - Lincoln
- Wades Of Wednesbury Ltd - Bilston
- Wadkin Group - Leicester
- Wadkin UltraCare - Leicester
- Waferfab Equipment Ltd - Bristol
- WAG Engineering - Smethwick
- Wagner Spraytech (UK) - Banbury
- Wagon Automotive plc - Walsall
- Wagon Automotive Uk - Wantage
- Wagon plc - Warwick
- Wagons Ho Joinery and Coachwork - Crediton
- Waingrove Ltd - Leicester
- Waite S M - Alford
- Wake Plastics - Chichester
- Wakefield Cylinders - Leeds
- Wakefield Engineering Services - Wakefield
- Wakeley and Toms - Bournemouth
- Walcon Marine Ltd - Fareham
- Waldeck Associates - Sleaford
- Walden Trailers - Saffron Walden
- Waldham Precision Engineering Ltd - Basingstoke
- Waldner Ltd - Oxford
- Waldor - Oldham
- Waldridge Engineering - Wellington
- Waldrons Ltd - Birmingham
- Walford Automotive Components Ltd - Wolverhampton
- Walk Easy Ltd - Cambridge
- Walkden Metals - Manchester
- Walker - Salford
- Walker AEC Ltd - Poole
- Walker Ahier Services - Brackley
- Walker and Holmes Ltd - Bradford
- Walker and Tickle Ltd - Chorley
- Walker Bros (Elland) Ltd - Elland
- Walker Cameras - Birkenhead
- Walker Engineering - Bridgnorth
- Walker Engineering - Kendal
- Walker Engineering (Leeds) Ltd - Leeds
- Walker Engineering NW Ltd - Skelmersdale
- Walker Engineers - Isle of Bute
- Walker Exhaust Silencers - Brecon
- Walker Filtration Ltd / Walker Research Ltd - Washington
- Walker Lincoln - Lincoln
- Walker MacLeod Ltd - Glasgow
- Walker Magnetics UK - Leighton Buzzard
- Walker Medical International Ltd - Colchester
- Walker Morris Sheet Metal Co Ltd - Bristol
- Walker Precision Castings - Tamworth
- Walker Precision Engineering Ltd - Glasgow
- Walker Signs and Graphics - Chesterfield
- Walkers Blinds - Gateshead
- Walkersteel Ltd - Accrington
- Wall Colmonoy - Swansea
- Wall Engineering Co Ltd - North Walsham
- Wall Heath Engineering Ltd - Brierley Hill
- Wall Signs - Holywell
- Wallace and Co - Horley
- Wallace Caravans - Kirkcaldy
- Wallace Engineering - Brierley Hill
- Wallace Haulage Ltd - Sunderland
- Wallace McDowall Ltd - Prestwick
- Wallace Metals - Rotherham
- Wallace Stone and Partners - Glasgow
- Wallace Whittle - Aberdeen
- Wallace Whittle - Glasgow
- Wallcott Engineering Ltd - Smethwick
- Waller Designs - Horsham
- Wallerscote Park Joinery - Northwich
- Wallesley Castings Ltd - Alfreton
- Wallgem Contract Services - Ashford
- Wallington Lift Co Ltd - Wallington
- Wallis Auto Engineering - Hull
- Walls Engineering Works - Strabane
- Wallwork Heat Treatment Ltd - Birmingham
- Wallwork Heat Treatment Ltd - Bury
- Wallysmith Fabrications Ltd - Street
- Walmar Products - Sheffield
- Walmsley Associates - Chorley
- Walpole David Engineering - Aberystwyth
- Walsall Chemical Co (Metal Treatments) Ltd - Willenhall
- Walsall Pressings Co Ltd - Walsall
- Walsh - Clitheroe
- Walsh J Spinnings - Birmingham
- Walsham - Grimsby
- Walter Ainley - Downpatrick
- Walter Frank and Sons Ltd - Bradford
- Walter GB Ltd - Redditch
- Walter R Grist - Cranleigh
- Walter Spencer - Edinburgh
- Walter Watson Ltd - Newry
- Walter Wood and Sons Lye Ltd - Stourbridge
- Walters Hexagon Ltd - Burgess Hill
- Walters OEP Ltd - Kidlington
- Walters W Engineers Ltd - Swansea
- Waltham Forest Metals - London
- Walther Couplings - Tring
- Walton - Bicester
- Walton Caravans - Street
- Walton Catering Equipment Ltd - Dundee
- Walton Clutch - Liverpool
- Walton Engineering Co Ltd - St Albans
- Walton Hardware Ltd - Rotherham
- Walton Joinery - Stone
- Walton Pump Services - Stoke on Trent
- Walton Steel Span Ltd - Musselburgh
- Waltons of Radcliffe (Sales) Ltd - Bolton
- Waltons Windows - Bishop Auckland
- Walvening Proctor - Deeside
- Walworth Castle Market Gardens - Darlington
- WAM Engineering Ltd - Tewkesbury
- Wampfler Co Ltd - Altrincham
- Wanderguard Ltd - London
- Wandfluh UK Ltd - Leamington Spa
- Wandsworth Group Ltd, The - Woking
- Wanlip Engineering - Leicester
- Wantage Engineering Co Ltd - Wantage
- Warbeck Engineering Services - Liverpool
- Warbla Forge - Pudsey
- Warboys Services Ltd - Huntingdon
- Ward - Feltham
- Ward Air Systems Ltd - Birmingham
- Ward and Co (Letters) Ltd - Bristol
- Ward Bokker Precision Systems Ltd - Malvern
- Ward Bros Ltd - Darlington
- Ward Bros Ltd - Newcastle upon Tyne
- Ward C J - Burton on Trent
- Ward Cole - Nottingham
- Ward Cole Ltd - Lincoln
- Ward Engineering - Leighton Buzzard
- Ward Milling Services - High Wycombe
- Ward Recycling - Middlesbrough
- Ward SE (Engineers) Ltd - Sheffield
- Ward Watson Associates - Esher
- Wardall Engineering Company Ltd - Andover
- Wardell Armstong - Sheffield
- Wardell Armstrong - Edinburgh
- Wardfire U K - Newbury
- Wardlaw Purpose Made Joinery - Witney
- Wardle Engineering - Newhaven
- Wardle Spring Water - Rochdale
- Wardle Storeys Ltd - Blackburn
- Wardown Engineering Ltd - Dunstable
- Wardport Engineering - Birmingham
- Wardrose Engineering - Hereford
- Wards End Joinery Manufacturing Company Ltd - Macclesfield
- Wards Flexible Rod Co Ltd - Bury St Edmunds
- Wards Windows Ltd - Warrington
- Wardtec Ltd - Redditch
- Ware Ken Engineers Ltd - Newark
- Ware Sheet Metal - Hoddesdon
- Warefield Engineering Ltd The - Hounslow
- Warehouse Direct - Basingstoke
- Warehouse Pine - Westbury
- Warhurst Metals - Birmingham
- Waring Engineering Ltd - Kirkby in Ashfield
- Warings Furniture - Norwich
- Warley Polishing Ltd - Halesowen
- Warm Oil - Market Rasen
- Warm Oil - Market Rasen
- Warm Protection Products - South Shields
- Warman CNC - Birmingham
- Warmcad Ltd - Gateshead
- Warmglade Ltd - Royston
- Warminster Metal Workers Ltd - Warminster
- Warmup plc - London
- Warner Welding - London
- Warren Engineering Ltd - Sidcup
- Warren Greig and Partners - Truro
- Warren Industrial Supplies - Hinckley
- Warren Machine Tools Ltd - Godalming
- Warren Morrison Valves Ltd - Southampton
- Warren Precision Engineering - Southampton
- Warren Scrap Waste Disposal and Skip Hire - Northampton
- Warren Signs - Alton
- Warren Tooling Ltd - Reading
- Warrens Ltd - Rugby
- Warrensville File and Knife - St Helens
- Warrington Fabrication Co Ltd - Warrington
- Warrington Towbar and Trailer Centre Ltd - Warrington
- Warrior Aero-Marine Ltd - Salisbury
- Warstock Development and Production - Southam
- Wartsila Ireland Ltd - Dublin
- Wartsila UK Ltd - Fareham
- Warwick and Bailey Engineering - Blackburn
- Warwick Brassfounders and Engineering Co Ltd - Birmingham
- Warwick Design Consultants Ltd - Alcester
- Warwick Engineering - Belfast
- Warwick Evans Design / Enluse - Saffron Walden
- Warwick Joinery - High Wycombe
- Warwick Street Metal Works Ltd - Birmingham
- Warwickshire Pine - Coventry
- Wasge Recycling Group - Rowley Regis
- Washbourne - Newport (Gwent)
- Washford Engineering Ltd - Redditch
- Washington Caravan and Lesiure Ltd - Chester le Street
- Washington Display Ltd - Blaydon on Tyne
- Washington E and - Warrington
- Washington Heating Services - Chester le Street
- Washington Metalworks Ltd - Gateshead
- Washington Mills Electro Minerals Ltd - Manchester
- Washington Patterns Ltd - South Shields
- Washington Precision Engineering Ltd - Washington
- Wasp Engineering Supplies Ltd - Birkenhead
- WASP Ltd - Chester
- Wassell Ltd - Lincoln
- Waste and Hygiene Solutions Ltd - Cannock
- Waste Compaction Equipment Ltd - Bristol
- Waste Oils Northern - Nottingham
- Waste Traders - Wakefield
- Wastec Ltd - Stockton on Tees
- Wastetec Waste Management Equipment Ltd - Dursley
- Wat-Er-Save Services Ltd - Leatherhead
- Watchwise Ltd - Great Yarmouth
- Watco Refrigeration Ltd - Dalkeith
- Water Bearers - Ascot
- Water Coolers Scotland Ltd - Cowdenbeath
- Water Development Services - Cardiff
- Water Heating Repairs - Scarborough
- Water Heating Services Ltd - Bradford
- Water Hydraulics Company - Hull
- Water Logic UK Ltd - Hayes
- Water Mill Products Ltd - Oxted
- Water Power Profiles - Barrow in Furness
- Water Recovery plc - Bicester
- Water Systems Ltd - Stirling
- Water Weights - Aberdeen
- Water Weights - Great Yarmouth
- Waterfall - Beverley
- Waterhouse Designs - Sutton
- Waterhouse Pressings Ltd - Skipton
- Waterjet Technology Ltd - Normanton
- Waterline Ltd - Brandon
- Waterloo Engineering Ltd - Blackpool
- Waterloo Sheet Metal Ltd - Stockport
- Waterlooville Fabrications - Waterlooville
- Waterman Aspen - Lingfield
- Waterman B B T - Sheffield
- Waterman Civils - Glasgow
- Waterman Civils - Warrington
- Waterman Civils Ltd - Solihull
- Waterman Group - Dundee
- Waterman Group LTD - Derby
- Waterman Group plc - London
- Waterman Offshore Ltd - Rochester
- Watermark - Wakefield
- Watermark Systems UK Ltd - Derby
- Watermation Ltd - Diss
- Watermiser Ltd - Newmilns
- Waterside Installations Ltd - Southampton
- Waterway Conservation and Maintenance - Great Yarmouth
- Waterwise Engineering Ltd - Exeter
- Waterwise Technology Ltd - Thame
- Watford Refrigeration and Air Conditioning Ltd - Watford
- Watford Routers - Peterborough
- Wathon Engineering - Hebburn
- Watkins and Powis Ltd - Gloucester
- Watkins Hire Ltd (Yorkshire) - Dewsbury
- Watkins, CT - Bromyard
- Watkiss Automation Ltd - Sandy
- Watlow
- Watlow Ltd - Nottingham
- Watman International Ltd - Banbury
- Watmoor Engineering Co Ltd - Hayes
- Watson - Widnes
- Watson and Co - Grimsby
- Watson and Lewis Ltd - London
- Watson Backus Machinery Ltd - Spalding
- Watson Engineering - Arbroath
- Watson Engineering - Newark
- Watson Mcdermott Engineering - Newtownards
- Watson Norie Ltd - Scunthorpe
- Watson Steel Structures Ltd - Bolton
- Watson Trailers - Batley
- Watson Upholstery - Sheffield
- Watson Wire Ltd - Rotherham
- Watson's - Mablethorpe
- Watson-Marlow Bredel Pumps Ltd - Falmouth
- Watsonian Squire Ltd - Moreton in Marsh
- Watsons Anodising Ltd - Barnsley
- Watsons Metal Polishers - Stourbridge
- Watton Nuts and Bolts - Thetford
- Watts - Coventry
- Watts Construction Co Ltd - Chatham
- Watts E and Son - Towcester
- Watts Engineering - Salisbury
- Watts Engineering Services Ltd - Sheffield
- Waud Bros - Goole
- Waudbys Caravan Centre Ltd - Brough
- Waukesha Bearings - Northwood
- Waukesha Magnetic Bearings - Worthing
- Waulkmill Industrial Doors Ltd - Arbroath
- Wave Seat Co - Keswick
- Wavelength Electronics Ltd - Broadstairs
- Wavendon Precision Machining - Milton Keynes
- Waveney Engineering Ltd - Ballymena
- Waveney Precision Ltd - Beccles
- Waveney Pumps Ltd - Norwich
- Waveney Valley Joinery - Diss
- Waverley Brownall Ltd - Southend on Sea
- Waverley Contract and Supply - Farnham
- Waverley Engineering Ltd - Coatbridge
- Wavertree Court Garage Ltd - London
- Wavis 2000 Ltd - Redditch
- Way - Iver
- Wayfarer Caravans - Barnstaple
- Waymark Plant Spares Ltd - Milton Keynes
- Waymatic Ltd - Windsor
- Waymouth Northumbria Ltd - Blyth
- Wayne The Welder - Cardiff
- Ways and Means - Ashby de la Zouch
- Wayte Binding - Tunbridge Wells
- Waywood Products - Craigavon
- WB Cox - Bourne
- WB Engineering - Rugby
- WB Fabrications Ltd - Derby
- WB Power Services Ltd - Ilkeston
- WB Power Source Ltd - West Bromwich
- WBJ Ltd - Hyde
- WBR Design Ltd - Glossop
- WC Evans and Sons (Engineering) Ltd - London
- WD Fabrics Ltd - Leicester
- Wd Pulleys - Worcester
- WDA Machine Knives Ltd - Sheffield
- WDM Engineering - Caerphilly
- WDM Ltd - Bristol
- WDS Components Ltd - Pudsey
- WDS Marlco Broaches and Fixturing Systems Divisions - Watford
- WE Bates Ltd - Leamington Spa
- WE Couplings Ltd - Chorley
- We Do Powder Coating Ltd - Leicester
- WE Livermore and Son (Engineers) Ltd - Cardiff
- Weald Enterprises - Dartford
- Weald Joiners - Uckfield
- Weald Mobility - Bexhill on Sea
- Weald Mobility - Eastbourne
- Weald Refrigeration Ltd - Sevenoaks
- Wealden Iron Crafts - Etchingham
- Wealdown Ltd - Cranbrook
- Wealdpark Ltd - St Helens
- Wealdstone Engineering Ltd - Rushden
- Wear Cote (1980) Ltd - London
- Wear Heating and Gas - Sunderland
- Wear Resistance Ltd - Sheffield
- Wearparts Ltd - Lutterworth
- Wearside Metalworks - Sunderland
- Wearside Rewinds Ltd - Washington
- Weartech International Ltd - Swansea
- Weatherbreak Windows Ltd - Luton
- Weatherford UK Ltd - Great Yarmouth
- Weatherite Manufacturing Ltd - West Bromwich
- Weatherseal - Motherwell
- Weatherseal Holdings Ltd - Winsford
- Weathershield Windows East Anglia Ltd - Norwich
- Weathershield Windows Ltd - Luton
- Weathill Engineering Ltd - Stourbridge
- WEB Engineering Ltd - Aberdare
- Web Publicity and Signs Ltd - Skegness
- Web Systems - Nottingham
- Webb - Ilkeston
- Webb Engineering - Taunton
- Webb Engineering (Worcester) Ltd - Worcester
- Webb Engineering Ltd - Fordingbridge
- Webb H W Engineers Ltd - Bungay
- Webb-Elec Ltd - Willenhall
- Webber Associates - Knaresborough
- Webber Bros - Crediton
- Webber Engineering - Shaftesbury
- Webber Lenihan and Associates - Bridgend
- Webber Micheal Steam Engineers - Lancing
- Webbro Ltd (Pressing) - Newton Aycliffe
- Webbs Truck Co Ltd - Keighley
- Weber Automatic Assembly Systems Ltd - Bicester
- Weber Building Services - Bedford
- Weber Marking Systems Ltd - Tranent
- Webley - Bournemouth
- Webley and Scott Ltd - Birmingham
- Weblight Ltd - Ware
- Webro Engineering Ltd - Hillsborough
- Webster and Bennett International Ltd - Warwick
- Webster Drives Ltd - Bolton
- Webster Wilkinson Ltd - Telford
- Webster's Scrap Metals - Chesterfield
- Websters - London
- Webtec Products Ltd - St Ives (Huntingdon)
- WEC Camera Mounting Solutions - Darwen
- Wecori Ltd - Swansea
- Wecs Ltd - Epsom
- Wedeco Ltd - Sudbury
- Wedge Engineering - Sandy
- Wedge Group Galvanizing Ltd - Bradford
- Wedge Group Galvanizing Ltd - Willenhall
- Wedlake and Son - Lancaster
- Wednesbury Fabrications and Co - Oldbury
- Wednesbury Precision Tool Ltd - Cannock
- Weekone Consulting - Kings Lynn
- Weeley Transmissions - Clacton on Sea
- Weetwood - Chester
- Wefco (Gainsborough) Ltd - Gainsborough
- Weforma Daempfungstechnik Ltd - St Leonards on Sea
- Wegoma Ltd - Bolton
- Weh UK - Birmingham
- Weighing Machine Services - Uttoxeter
- Weighing-Systemscom - Kidderminster
- Weightron Bilanciai Ltd - Chesterfield
- Weighwell Engineering Ltd - Wakefield
- Weiler Beehive Europe Ltd - Yate
- Weima (UK) - Aylesford
- Weir Engineering Services Ltd - Aberdeen
- Weir Engineering Services Ltd - Northwich
- Weir Group plc, The - Glasgow
- Weir Minerals Europe Ltd - Todmorden
- Weir Services - Pontypridd
- Weir Strachan and Henshaw - Bristol
- Weir Valves and Controls - Huddersfield
- Weishaupt Ltd - Glasgow
- Weishaupt UK Ltd - Willenhall
- Weiss UK Ltd - Telford
- Weland Ltd - Southampton
- Welbeck Steel Service Centre Ltd - Barking
- Welbeck Trading - Leeds
- Welbourne Engineering Ltd - Lincoln
- Welbourns Of Wisbech Ltd - Wisbech
- Welbro - Ivybridge
- Welburn Precision Engineering Ltd - Scarborough
- Welch and Tidy Ltd - Greenford
- Welch Sign - Westerham
- Welco Scaffolding Services - Neath
- Welconstruct Company - Birmingham
- Weld and Metal Craft (Southampton) Ltd - Chandlers Ford
- Weld Tec - Henfield
- Weld Tech Ltd - Bolton
- Weld Tech Services - Ellon
- Weld-AC Supplies Ltd - Halifax
- Weld-Air Supplies - Dunstable
- Weldall Engineering - Glasgow
- Weldcraft - Bury St Edmunds
- Weldcraft - Manchester
- Weldcraft Engineering - Bath
- Weldcraft Services - Newton Abbot
- Welded Mesh Products - Willenhall
- Welded Presswork (1982) Ltd T/A WPW - Wednesbury
- Weldex UK Ltd - Gateshead
- Welding Alloys Group - Royston
- Welding Capacity - Loughborough
- Welding Developments Ltd - Croydon
- Welding Engineering - Darwen
- Welding Engineers (Mersey) Ltd - Manchester
- Welding Engineers Ltd - Glasgow
- Welding Equipment Services - Sheffield
- Welding Innovations Ltd - Cranbrook
- Welding Mobility - West Drayton
- Welding Services - Stevenage
- Welding Services (Weldon) Ltd - Corby
- Welding Supplies UK Ltd - Hinckley
- Welding Units (UK) Ltd - St Helens
- Weldit - Luton
- Weldlogic Europe Ltd - Huntingdon
- Weldmark UK - Honiton
- Weldon Engineering (Scotland) Ltd - Lanark
- Weldon Fabrications Ltd - Bracknell
- Weldon Joinery - Morpeth
- Weldright Fabrications - Preston
- Weldtech U K - Weston super Mare
- Weldtek - Abingdon
- Weldtex - Leicester
- Welfare Paint Finishers Ltd - Hemel Hempstead
- Welform Ltd - Loughborough
- Welglaze Ltd - Buntingford
- Welin Lambie Ltd - Brierley Hill
- Well Care Medical Ltd - Horsham
- Wellahead Engineering Ltd - Aberdeen
- Welland Engineering Co Ltd - Spalding
- Welland Machinery Sales Ltd - Leicester
- Welland Supplies - Peterborough
- Wellbrite Plating Co - Cheltenham
- Wellcroft Engineering Ltd - Sheffield
- Wellend Medical Leicester - Leicester
- Weller Engineering - Ilkeston
- Weller Tool and Manufacturing Co Ltd - Birmingham
- Weller Wheels - Rugeley
- Wellerman Engineering - Stockport
- Wellfield General Engineering Co - Huddersfield
- Wellfield Precision Tooling Co Ltd - Blackburn
- Welling Tools Ltd - Welling
- Wellington Engineering Co Ltd - Hayes
- Wellington Road - Rhyl
- Wellington Signs - Sandhurst
- Wellington Sliding Sash Ltd - Pudsey
- Wellington Welding Supplies Ltd - Plymouth
- Wellman Automation - Swadlincote
- Wellman Booth Ltd - Leeds
- Wellman Furnaces Ltd - Oldbury
- Wellman Robey Ltd - Oldbury
- Wellpark Smithy - Airdrie
- Wells (Spiral Tubes) Ltd - Keighley
- Wells Design Ltd - Banbury
- Wells Fabrications and Development Ltd - Birmingham
- Wells Hydraulics Manufacturers - Spalding
- Wells Will Weld Welding Services - Luton
- Wellvend Ltd (T/u Contrac Lighting Services Ltd) - Goole
- Wellvill Engineering Co Ltd - Luton
- Welmet Ltd - Eastbourne
- Welo UK Ltd - Redditch
- Welserv Ltd - West Bromwich
- Welsh Glazing - Elland
- Welsh Microwave Distributors - Blackwood
- Weltonfield Narrow Boats Ltd - Daventry
- Weltool Engineering Co - Warrington
- Welwin Engineering - Bletchley
- Wenaas UK Ltd - Dartford
- Wenda CNC Sheet Metal - Wimborne
- Wendage Electronic Engineering - Liphook
- Wendland Roof Solutions - Gloucester
- Wendt Boart UK Ltd - Tonbridge
- Wendys French Polishing - London
- Wenham Engineering Ltd - Harlow
- Wenn Robertson Ltd - Polegate
- Wenris Pressings - Willenhall
- Wensley Consulting Ltd - Sale
- Wentwell Tools Ltd - Derby
- Wentworth Laboratories Ltd - Sandy
- Wentworth Mould Ltd - Mansfield
- Wenzel UK Ltd - Gloucester
- Wera Tools UK Ltd - Chesterfield
- WERMA (UK) Ltd - Kettering
- Werner Engineering Systems - Slough
- Werner Motor Co UK Ltd - Bicester
- Werner Rietschle UK Ltd - Leeds
- Wernertex - Macclesfield
- Werneth Engineering Ltd - Oldham
- Werneth Fabrications - Manchester
- WES - Redruth
- WES Conveyors Ltd - Canvey Island
- Wesbart Engineering Ltd - Billingshurst
- Wescam Engineering - Wellingborough
- Wesco Ltd - Knutsford
- Wescol Glosford plc - Hereford
- Wescol Ltd - Wolverhampton
- Weslake Air Services - Hastings
- Wesley Group - Leeds
- Wessex Associated Industries - Highbridge
- Wessex Chemical Factors - Wimborne
- Wessex Compressor Services - Poole
- Wessex Doors - Horsham
- Wessex Filters - Poole
- Wessex Fire and Security Ltd - Shaftesbury
- Wessex Garage Doors Ltd - Banstead
- Wessex Garage Doors Ltd - Verwood
- Wessex Industrial Doors (Yeovil) Ltd - Yeovil
- Wessex Medical Equipment Co Ltd - Romsey
- Wessex Metal Spinning Company - Bournemouth
- Wessex Metal Stock Ltd - Wimborne
- Wessex Metrology Ltd - Bournemouth
- Wessex Mobility - Salisbury
- Wessex Steel - London
- Wessex Technology OEP Ltd - Waterlooville
- Wessex Trailers - Dorchester
- Wessex Trailers Birmingham - Birmingham
- Wessex Truck and Trailer Supplies - Radstock
- Wessex Window Systems plc - Winchester
- Wessington Cabins Ltd - Calne
- West Alloy Ltd - Morden
- West Bridgford Machine Co Ltd - Nottingham
- West Bromwich Central Plating Co Ltd - West Bromwich
- West Bromwich Spring Ltd - Wolverhampton
- West Bromwich Tool and Engineering Co Ltd - West Bromwich
- West Coast Corrugated Ltd - Kirkby
- West Coast Recycling - Llandysul
- West Coast Thermal Ltd - Workington
- West Coast Traincare Ltd - Birmingham
- West Coatings Ltd - Kingswinford
- West Country Cases Ltd - Newton Abbot
- West Country Cash Registers - Plymouth
- West Country Fork Trucks - Cullompton
- West Country It Services Ltd - Honiton
- West Country Lifts - Plymouth
- West Country Medical - Plymouth
- West Country Metal Polishers - Stroud
- West Cumberland Engineering Ltd - Workington
- West End Furnishings Ltd - Boston
- West End Joinery - St Columb
- West End Precision Ltd - Bideford
- West End Scooter Accessories - Stoke on Trent
- West Engineering and Spiral Tube Ltd - Ipswich
- West Engineering Services Ltd - Paisley
- West Grange (Shincliffe) Ltd - Durham
- West Group Ltd, The - Waterlooville
- West Kent Blinds - Sevenoaks
- West Kent Windows Ltd - Erith
- West Kernow Motorcycle Engineering - Penzance
- West Lancashire Lettering - Ormskirk
- West Lancashire Steel Services Ltd - St Helens
- West Line Windows Ltd - Washington
- West London Shotblast Centre Ltd - Staines
- West Manufacturing - Cheltenham
- West Midland Fencing Ltd - Wednesbury
- West Midland Grinding Ltd - Birmingham
- West Midland Metals - Birmingham
- West Midland Motor Cycle Salvage - Brierley Hill
- West Midlands Collaborative Commerce Marketplace (WMCCM) - Coventry
- West Midlands Fork Lift Training Services - Tamworth
- West Midlands Foundry Co Ltd - West Bromwich
- West Midlands Gates and Trailers - Wednesbury
- West Midlands Precision Engineering Ltd - Stourbridge
- West Midlands Regional Supply Office - Birmingham
- West Of England Fire Protection Ltd - Barnstaple
- West of England Group Ltd - Bristol
- West of Scotland Engineering Motor and Welding Co Ltd - Glasgow
- West One Bathrooms Ltd - London
- West Point - TLS Security - Fareham
- West Point Distributors Ltd - Cheddar
- West Point Machine Tools - Hyde
- West Riding Scrap Metal Buyers - Leeds
- West Side Project Management Ltd - Wigston
- West Somerset Blinds - Watchet
- West Sonic Ltd - Barton upon Humber
- West Special Fasteners - Dronfield
- West Suffolk Tool and Gauge Company Ltd - Thetford
- West Suffolk Turners - Sudbury
- West Surrey Engineering Ltd - Staines
- West Sussex Engineering Co Ltd - Midhurst
- West Sussex Joinery - East Grinstead
- West TG and Son Ltd - Oxford
- West Tytherley Saw Service - Ringwood
- West Wales Heating Services - Swansea
- West Wirral Fabricators Ltd - Wallasey
- West Yorkshire Glazing (UK) Ltd - Leeds
- West Yorkshire Metals - Heywood
- West Yorkshire Steel Co Ltd - Leeds
- Westac Power Ltd - Aldershot
- Westair Reproductions Ltd - Birmingham
- Westbroom Engineering Ltd - Colchester
Westbury Control Systems Ltd - Coalville- Westbury Windows and Joinery - Rochford
- Westco Bilanciai (Weighing Systems) Ltd - Taunton
- Westcoast Signs Ltd - Carmarthen
- Westcode UK - Chippenham
- Westcold Refrigeration Ltd - Leeds
- Westcom Engineers Ltd - Colchester
- Westcombe Industries - Peterborough
- Westcountry Blinds Ltd - Hayle
- Westcountry Blinds Ltd - Truro
- Westcountry Conveyors - Launceston
- Westcountry Windings - Harlow
- Westerhope Wrought Iron - Newcastle upon Tyne
- Westerings - Camelford
- Westermans International - Leicester
- Western Automation Ivac - Witham
- Western Bolt and Engineering Supplies - Taunton
- Western Engineering (Bridgend) Ltd - Bridgend
- Western Engineering and Fabrication - Brixham
- Western Farm Services - Knighton
- Western Mechanical Handling - Melksham
- Western Mechanical Handling Ltd - Calstock
- Western Platework - Stroud
- Western Power Transmissions Ltd - Frodsham
- Western Rail Services - Wigan
- Western Recycling - Swansea
- Western Sheet Metal Co - Taunton
- Western Signs and Printing - Telford
- Western Technical Services - Bridgwater
- Western Thermal Ltd - Milford Haven
- Western Tooling Ltd - Poole
- Western Tydens - Ivybridge
- Western Welding and Engineering Co Ltd - Barry
- Westfalia Separator - Milton Keynes
- WestfaliaSurge UK Ltd - Milton Keynes
- Westfield Caledonian Ltd - Cumbernauld
- Westfield Precision Engineering - Gosport
- Westfield Technical Services Ltd - Gravesend
- Westfix - Bodmin
- Westgate Design Services Ltd - Nottingham
- Westgrove Joinery Ltd - Sidmouth
- Westhead Welding Fabricators Ltd - Rhyl
- Westing House Break and Equipment Ltd - Sunderland
- Westland Casting Co Ltd - Wellingborough
- Westland Fork Trucks - Leigh
- Westland Rollers Ltd - Corby
- Westland Services - Leeds
- Westleigh Ltd - London
- Westley Engineering Ltd - Birmingham
- Westley Group - Cradley Heath
- Westlock Controls Ltd - Tunbridge Wells
- Westmac Ltd - Ivybridge
- Westmill Joinery - Penzance
- Westminster Engineering Ltd - Wrexham
- Westminster Engineering Ltd - Yeovil
- Westminster Guild Management Ltd - London
- Westminster Joinery - Newport (IOW)
- Westminster Signs - Newcastle
- Westmoor Engineering (Part of Armitage Engineering Group) - Washington
- Westmore Business Systems Ltd - Alcester
- Westmoreland Mechanical Testing and Research Ltd - Banbury
- Westmount Packaging - Tonbridge
- Weston Aerospace Ltd - Enfield
- Weston Aerospace Ltd - Farnborough
- Weston Blinds - Weston super Mare
- Weston Body Hardware Ltd - Redditch
- Weston Connections Ltd - Weston super Mare
- Weston EU Ltd - Colne
- Weston Heating Services - Bognor Regis
- Weston Joinery - Stroud
- Weston Tooling Ltd - Weston super Mare
- Westoncraft - Slough
- Westover Jaguar Ltd - Poole
- Westover Metal Spinning Ltd - Havant
- Westridge Gas Services - Birmingham
- Westrup Ltd - Wetherby
- Westside Joinery - Cambridge
- Westside Welding and Engineering Ltd - Welwyn Garden City
- Westvic - Chatham
- Westward Art Frames Ltd - Callington
- Westward Building Services Ltd - Saltash
- Westward Fabrications Ltd - Yeovil
- Westward Joinery Ltd - Tiverton
- Westway Fasteners and Engineering - West Bromwich
- Westway Pipeline Supplies Ltd - Liverpool
- Westway Precision Engineering Ltd - Southampton
- Westwell Developments - Rochester
- Westwhite Engineering Services Ltd - Leicester
- Westwood Engineering - Radstock
- Westwood Engineering Services - Weston super Mare
- Westwood Garden Ltd - Ware
- Westwood Joinery Services Ltd - London
- Westwood Pipelines - Doncaster
- Westwood Security Shutters - Manchester
- Wetcover - Douglas
- Wetherby Engineering Company Ltd - Bradford
- Wetherby Steel and Tube Ltd - Wetherby
- Wexford Fabrics Of Ireland - Bradford
- Wexham Developments 93 - Reading
- Weyborn Engineering - Grantham
- Weyermann - Leeds
- Weyers Bros Ltd - Loughton
- Weymouth Pin Manufacturing Ltd - Weymouth
- WF Home Fashions Ltd - Accrington
- WF Welding 2000 Ltd - Coalville
- WFE Hydraulic Services Ltd - Sheffield
- Wg and R Engineering Services Ltd - Halifax
- WG Ball Ltd - Stoke on Trent
- WG Banham and Son - Diss
- WG Challenor - Rugby
- WG Gosling and Sons Ltd - Ipswich
- WG Readman Ltd - Middlesbrough
- WG Renfrew - Glasgow
- WGD Tools - Bilston
- WH Butler and Sons (Founders) Ltd - Chesterfield
- WH Capper UK Ltd - Warrington
- WH Crossley and Son Ltd - Ormskirk
- WH Crossley and Son Ltd - Stockport
- WH Dale Ltd - Grimsby
- WH Elliott Ltd - Enniskillen
- WH Fluidpower Ltd - Ellesmere Port
- WH Hannaford - Watford
- WH Marren Ltd - Willenhall
- WH Paterson - Cockermouth
- WH Pettit and Co Ltd - Long Eaton
- WH Rooke and Co (Redditch) Ltd - Redditch
- WH Rowe Ltd - Southampton
- WH Saynor and Son Ltd - Sheffield
- WH Trade Binders Ltd - Daventry
- Whale Engineering - Edinburgh
- Whale Tankers Ltd - Solihull
- Whaley Bridge Smithy - High Peak
- Wharf Engineering - Biggleswade
- Wharf Lane Scrap Metal Yard - Burntwood
- Wharf Shipping Services Ltd - Stanford le Hope
- Wharfedale Environmental Services Ltd - Otley
- Whattam Refrigeration - York
- Wheatfield Joinery - Preston
- Wheatley Engineering Co - Wickford
- Wheatley Metal Fabrications Ltd - Wareham
- Wheatstone Services Ltd - Doncaster
- Wheel Company Ltd - Aylesford
- Wheel Power - Torquay
- Wheel Shop Ltd - Blackburn
- Wheel Surgery - Redhill
- Wheelabrator Group Ltd - Altrincham
- Wheelbase Engineering Ltd - Darwen
- Wheelchair Accessible Motor Co Ltd - Halesowen
- Wheeler Fabrications Ltd - Birmingham
- Wheeler International Machinery Sales - Malvern
- Wheeler, Alan E and Son - Shrewsbury
- Wheelfit Motorcycles Ltd - Cambridge
- Wheelhome - Brentwood
- Wheelock and Berry Ltd - Macclesfield
- Wheels - Paisley
- Wheels Like New - Hove
- Wheels Mobility - Milton Keynes
- Wheels Services - Airdrie
- Wheeltec - Plymouth
- Wheelwise Engineering - Horsham
- Wheelwrights Engineering Co - Uckfield
- Whelbourn Engineering - Boston
- Whesco Ltd - Marlborough
- Which-Wood Joinery Ltd - High Wycombe
- Whiddon Valley Engineering - Barnstaple
- Whip Street Motors - Ipswich
- Whippendell Precision - Watford
- Whipple Engineering Co Ltd, The - Wellingborough
- Whirlpools Direct UK Ltd - Penryn
- Whisper Print and Packaging - Manchester
- Whistling Tortoise - Edinburgh
- Whiston Industries Ltd - Cradley Heath
- Whitbourne Enterprises - Bromyard
- Whitby Bird - Glasgow
- Whitby Bird Ltd - Winchester
- Whitby Tool and Engineering Company Ltd - Hertford
- Whitby Trailers and Towbars - Whitby
- Whitbybird - Cambridge
- Whitbybird - London
- Whitbybird Engineers - Manchester
- Whitco Hygiene Systems - Kettering
- Whitcol Engineering Services - Sandhurst
- White Box Construction Ltd - Burton on Trent
- White Bridge Forge - Ambleside
- White Bros - Stanford le Hope
- White Bros Ltd - Newcastle upon Tyne
- White Cross Ring Co Ltd - Bradford
- White Dayna - Birmingham
- White Eagle Foundry Ltd - Hassocks
- White Engineering Ltd - Rugby
- White Graham Engineering - Glastonbury
- White Horse Machinery Ltd - Leeds
- White Horse Pine Ltd - Faringdon
- White Horse Signs Ltd - Dover
- White House Products Ltd - Port Glasgow
- White Lyon Joinery - Wallasey
- White Plant - Northampton
- White Rock Engineering - Sheffield
- White Rose International Ltd - Otley
- White Rose Mobility - Middlesbrough
- White Rose Non Wovens Ltd - Halifax
- White Rose Pallets - Leeds
- White Rose Water Ltd - Scarborough
- White Royal Partnership - Southampton
- White Waltham Airfield Ltd - Maidenhead
- White Young Green - Walton on Thames
- White Young Green plc - Cockermouth
- White Young Green plc - Leeds
- White Young Green plc - Southampton
- White Young Green plc - Stockton on Tees
- White's Engineering Ltd - Grantham
- White's Joinery - Rochester
- White's Staircases - Norwich
- Whitechapel Bell Foundry Ltd - London
- Whitecroft Lighting Ltd - Ashton under Lyne
- Whitecross Metals - Abingdon
- Whitefield Forest Products - Ryde
- Whiteford Ltd - Huddersfield
- Whitegate Joinery - Morecambe
- Whitehead Alloys Ltd - Middlesbrough
- Whitehead Co - Basildon
- Whitehead Engineering (SE) Ltd - Whitstable
- Whitehill Bakery Engineers - Kilmarnock
- Whitehill Car and Commercial - Cumnock
- Whitehill Caravans Sales - Ballymena
- Whitehill Forge and Works - Rosewell
- Whitehouse Engineering - Tamworth
- Whitehouse Engineering Co Ltd - Birmingham
- Whitehouse Engineering Co Ltd - Newtownabbey
- Whitehouse Flexible Tubing Ltd - Redditch
- Whitehouse Pressbrake and Shearing Ltd - Dudley
- Whiteinch - Glasgow
- Whiteinch Asbestos Ltd - Clydebank
- Whiteland Engineering Ltd - Bideford
- Whitelegg Machines Ltd - Dorking
- Whiteley Brooks Engineering Ltd - Coventry
- Whiteley HW - Halifax
- Whiteley Lifting and Engineering Services - Sheffield
- Whiteley Read Engineering - Rotherham
- Whiteley Sheet Metal Work Ltd - Halifax
- Whiteleys French Polishing - Wakefield
- Whiteline Group Ltd - Eastbourne
- Whiteoak and Sons - Manchester
- Whitepeak Joinery Construction - Matlock
- Whites Fasteners - Warrington
- Whites of Braunston - Oakham
- Whites Pallets - Nottingham
- Whiteside Trailers - Perth
- Whitewater Ltd - High Wycombe
- Whiteway Craft Foundry - Stroud
- Whiteway Precision Ltd - Bristol
- Whitfield and Partners Ltd - Billingham
- Whitfield and Son Ltd - Newcastle under Lyme
- Whitford Plastics Ltd - Runcorn
- Whitland Engineering Ltd - Whitland
- Whitmar Blinds - Canterbury
- Whitmarley Engineering Ltd - Birmingham
- Whitminster International Ltd - Stroud
- Whitney Engineering Ltd - Stafford
- Whiton Tools Ltd - Oldbury
- Whitson Engineering Services Ltd - Eastleigh
- Whittaker Brothers Leisure Ltd - Oldham
- Whittaker Coach Builders Ltd - Retford
- Whittaker Engineering (Stonehaven) Ltd - Stonehaven
- Whittaker Metals - Mansfield
- Whittard Garden Plc - Bridgend
- Whittingham and Porter Ltd - Hull
- Whittingham Design and Manufacturing Company Ltd - Willenhall
- Whittle Valve Repairs Ltd - Wigan
- Whittles Engineering - Wakefield
- Whitton Castings - London
- Whitton Precision Ltd - London
- Whitwell and Sons - Blackpool
- Whitwell Services - Sudbury
- Whitwick Engineering Ltd - Coalville
- Whitworth F B - Chesterfield
- Whitworth Mallinson and Co Ltd - Oldham
- Whitworth Peck Consulting - Bury St Edmunds
- Wholesale Pine Warehouse - Shrewsbury
- Whs - Stockton on Tees
- Whybrow Scaffolding Ltd - London
- Whyte - Enniskillen
- WiCAM Ireland and UK - Drogheda
- Wichita Clutch Ltd - Bedford
- Wicked Wheels - Fareham
- Wicked Wheels International Ltd - Leighton Buzzard
- Wicked Wheels Ltd - High Wycombe
- Wickens Engineering Ltd - Worcester
- Wickford Welding and Engineering Ltd - Wickford
- Wickham Auto Wash Ltd - Stevenage
- Wickham Engineering - Bristol
- Wickham Engineering - Hockley
- Wickham Engineering Ltd - Bedford
- Wickman Coventry Ltd - Coventry
- Wicks and Martin Ltd - Bromyard
- Wicks Engineering Co Ltd - Leeds
- Wicks Wilson Precision Engineering - Camborne
- Wicksteed Engineering Ltd - Rushden
- Wickwar Hydraulics - Wotton under Edge
- Wicormarine Ltd - Fareham
- Widdop De Courcy Ltd - Bradford
- Widdop T - Huddersfield
- Widenoble Services Ltd - Baldock
- Widespread Solutions Ltd - Harrogate
- Widnes Bacon Co - Widnes
- Widnes Blinds - Widnes
- Widnes Galvanising Ltd - Widnes
- Widnes Tank Container Services Ltd - Widnes
- Widnes Timber Centre - Widnes
- Widnes Trailer Centre - Widnes
- Widnes Windows Ltd - Widnes
- Widney Leisure Ltd - Bromsgrove
- Widney UK Ltd - Birmingham
- Wiedenbach Apparatebau Handels GmbH - Swindon
- Wiedenmann - Renfrew
- Wieland Werke UK Ltd - Camberley
- Wielander and Schill Ltd - Salisbury
- Wigan Storage Systems Ltd - Wigan
- Wiggins Transport Ltd - Slough
- Wight Fire Co - Sandown
- Wight Materials Handling - Totland Bay
- Wightman Metals - London
- Wightman Stewart Ltd - Sowerby Bridge
- Wigpool Ltd - Redditch
- Wigston Joinery - Wigston
- Wil-EI-Mil Engineering - Gloucester
- Wilbar Components Ltd - Cannock
- Wilbar Engineers - Blaydon on Tyne
- Wilbest Engineering Co Ltd - Huddersfield
- Wilbraide - Radstock
- Wilburn Engineering Co Ltd - Egham
- Wilbury Metals Ltd - Northwich
- Wilco Manufacturing Ltd - Birmingham
- Wilco Sheet Metal - Letchworth
- Wild Country Ltd - Buxton
- Wild Industries - Haywards Heath
- Wild Manufacturing Group Ltd - Birmingham
- Wild Signs - Rochdale
- Wild Trailer Services - Manchester
- Wildcat Engineering - Dolgellau
- Wilde FEA Ltd - Stockport
- Wilder Engineers and Consultants Ltd - Buckingham
- Wildgorge Ltd - Edinburgh
- Wildish Communications - Chatham
- Wildmoor Manhole Covers - Smethwick
- Wildmoor Racing - Bromsgrove
- Wildon Engineering (Worcester) Ltd - Worcester
- Wildy D and Sons - London
- Wileman Engineers Ltd - Ashby de la Zouch
- Wilemans Motors - Derby
- Wilf Bowe and Son Agricultural Engineers - Bedale
- Wilfix Ltd - Bristol
- Wilkes Iris - Bexhill on Sea
- Wilkes Partnership - Bournemouth
- Wilkev Engineering Ltd - Coventry
- Wilkie Engineering - Ellon
- Wilkie Equipment Ltd - Tadley
- Wilkins Peggy Textile Fashions - Nottingham
- Wilkinson Containers Ltd - Preston
- Wilkinson James Partnership Ltd - Workington
- Will Gannon and Smith Ltd - Exeter
- Will Rudd Davidson Ltd - Edinburgh
- Will Rudd Roxburgh - Glasgow
- Willard Fitted Furniture - Ossett
- Willcocks Engineers (Avon) Ltd - Clevedon
- Willcox Cooper Associates - Bristol
- Willenhall Manufacturing Ltd - Willenhall
- Willenhall Powder Coating Ltd - Willenhall
- Willgo Wheelchair Co - Northampton
- William A Lewis Engineering Ltd - Shrewsbury
- William Binns - Blackburn
- William Birch Engineers Ltd - Salford
- William Booth Sports Services - Radstock
- William Burrell and Son - York
- William Campbell and Co - Glasgow
- William Cook - Leeds
- William Cook Burton Ltd - Burton on Trent
- William Cook Integrity Ltd - Sheffield
- William Cook Machine Shop (Tow Law) Ltd - Bishop Auckland
- William Cook Precision Ltd - Sheffield
- William Dickson Blinds and Shutters Ltd - Edinburgh
- William E Selkin Ltd - Nottingham
- William Eaves and Co Sheet Metal Ltd - Bolton
- William Firth and Son Ltd - Barnsley
- William Foxall Ltd - Stourbridge
- William Gammer and Associates - Tonbridge
- William Gauld - Stonehaven
- William Gilder - Cheltenham
- William Granger and Son (Leicester) Ltd - Leicester
- William H Tinsley and Sons - Shrewsbury
- William Hackett Chains Ltd - Halesowen
- William Haley Engineering Ltd - Highbridge
- William Halliday - Ormskirk
- William Hare Ltd - Bury
- William Hawkes Ltd - Birmingham
- William Hinsley Engineers Ltd - Sowerby Bridge
- William Hook Ltd - Motherwell
- William Hughes Ltd - Sturminster Newton
- William J Gowar and Company Ltd - London
- William J Marshall and Partners - London
- William Johnston and Co Ltd - Inverness
- William Kenyon (Macclesfield) Ltd - Macclesfield
- William Kenyon and Sons Ltd - Leamington Spa
- William King Ltd - West Bromwich
- William Lane Ltd - Middlesbrough
- William Lee Ltd (a subsidiary of Castings plc) - Dronfield
- William Lees and Sons Ltd - Hamilton
- William Lewis - Manchester
- William M Lindsay - Downpatrick
- William Mather and Co Ltd - Warrington
- William Mckay Engineering Ltd - Glasgow
- William Mellard and Son Ltd - Stoke on Trent
- William Mitchell (Sinkers) Ltd - Smethwick
- William Moore and Son Ltd - Preston
- William Moss and Sons (Stockport) Ltd - Buxton
- William Newman - Manningtree
- William Oliver and Rodman Russell Ltd - North Shields
- William Packman - Ivybridge
- William Pitt - Cardiff
- William R Pinchin - London
- William R Simmers Ltd - Keith
- William Rigby Ltd - Oldham
- William Rowland Ltd - Sheffield
- William S Kenyon - Nottingham
- William Saunders Partnership - Newark
- William Smith (Barnard Castle) Ltd - Barnard Castle
- William Spence (Sheet Metal) Ltd - Bradford
- William Summers - Paisley
- William T Wood Machinery Ltd - Sheffield
- William Taylor - Stoke on Trent
- William Waddell Ltd - Wishaw
- William Waugh Edinburgh Ltd - Edinburgh
- William Whitmore and Sons - Swanley
- William Wood's Exors Ltd - Halifax
- William's Joinery - Presteigne
- Williams A Engineering - Clevedon
- W