Company Index
- W & J Smith (Metal Stockists) Ltd. - Willenhall
- W Bloedow - Grimsby
- W Campbell & Son Ltd. - Hull
- W Corbett & Co. (Galvanizing) Ltd. - Telford
- W Hallam Castings Ltd. - Doncaster
- W Kitchen (Galgate) Ltd. - Lancaster
- W & D Peddie Ltd. - Perth
- W & G Pollard Ltd. - Accrington
- W & M Burden - Birmingham
- W & M Joinery - Nelson
- W & P Blinds - Cambridge
- W A McGarrie & Son Ltd. - Perth
- W A C McCandless (Engineers) Ltd. - Belfast
- W A Carr (Engineering) Ltd. - Sheffield
- W A G Engineering - Smethwick
- W A S P Ltd. - Chester
- W Allan W & Son Scrap Metal - Carlisle
- W and GW Garratt Ltd - Sheffield
- W and H Engineering Ltd - Leigh on Sea
- W and H Eves Ltd - Burton on Trent
- W and K Precision Engineering - Driffield
- W and S Allely Ltd - Chippenham
- W and S Allely Ltd - Gillingham
- W and S Allely Ltd - Rochdale
- W B Motorcycles - Banbury
- W B Power Services Ltd. - Ilkeston
- W B Precision Engineering - Nottingham
- W B Turnbull - Coldstream
- W Bentley - Great Yarmouth
- W Bibby & Co. - Neston
- W Butler - Chatham
- W C Evans & Sons (Engineers) Ltd. - London
- W C R U K Ltd. - Chesterfield
- W Collins - Rotherham
- W D Davies & Son (Plymouth) Ltd. - Plymouth
- W D Steel Co. Ltd. - Sheffield
- W D Davis & Son - Haverfordwest
- W D Fabrics - Leicester
- W D M Engineering - Caerphilly
- W Drain - Hyde
- W E Bates Ltd. - Southam
- W E Couplings Ltd - Chorley
- W E S Ltd. - Basingstoke
- W E S Conveyors Ltd. - Canvey Island
- W F Barber - Chalfont St Giles
- W F Brown Associates Ltd. - Romsey
- W F Joy & Co. Ltd. - Bristol
- W F Home Fashions - Accrington
- W F Stainless - Walsall
- W Farthing & Sons - Benfleet
- W G Gosling & Sons (Ipswich) Ltd. - Ipswich
- W G Readman Ltd. - Middlesbrough
- W G & R Engineering Services Ltd - Halifax
- W G Banham & Sons - Diss
- W G Cannon - Thornton Heath
- W G Dear - Hitchin
- W G Knight & Son - Boston
- W Gordon Scott and Co - Newton Aycliffe
- W Green Son & Waite Ltd. - Orpington
- W H Capper (Uk) Ltd. - Warrington
- W H Chaloner & Son Ltd. - Wrexham
- W H Dale Ltd. - Ulceby
- W H Davis Ltd. - Mansfield
- W H Fluidpower Ltd. - Ellesmere Port
- W H Hill & Son (Holloware) Ltd. - Stourbridge
- W H Tildesley Ltd. - Willenhall
- W H B Engineering Ltd. - Hitchin
- W H Bates - Northallerton
- W H Booth & Co. Ltd - Dronfield
- W H Clarke Engineering Ltd. - Chesterfield
- W H Greaves & Son (Electroplaters) - Sheffield
- W H Paterson - Cockermouth
- W H Pettit & Co. (Long Eaton) Ltd. - Nottingham
- W H Rea Engineering - Antrim
- W H Rooke & Co. (Redditch) Ltd. - Redditch
- W Hall Ltd. - Newtownabbey
- W Hall R& Son - Burford
- W Hamilton and Son - Motherwell
- W J Collins Distribution Ltd. - Newtownabbey
- W J Court & Sons Ltd. - Stourbridge
- W J Evans Precision Ltd. - Wolverhampton
- W J Horrod Ltd. - London
- W J Hunter & Co. Ltd. - North Shields
- W J L Engineering Ltd. - Cradley Heath
- W J Manufacturing - Spalding
- W J Martin & Son Ltd. - London
- W J Redden & Sons Ltd. - Wellingborough
- W John Harold and Co Ltd - Newport (Gwent)
- W K Norris - Worthing
- W K W Precision Engineering Co. Ltd. - Halifax
- W Kelly & Sons - Liverpool
- W Kennedy - Bacup
- W King & Sons - Horley
- W L Jones (Engravers) Ltd. - Ulverston
- W L R Prototype Engineers Ltd - Nottingham
- W M E C Ltd. - Chichester
- W M H Transmissions Ltd. - Tamworth
- W M Ironwork - Barnstaple
- W M L Engineering Ltd. - Swansea
- W Mages (Rewinds) Ltd. - Cheddar
- W Milner & Co. - Keighley
- W N R Engineering - Belfast
- W P A Furnaces & Engineering Projects Ltd. - Willenhall
- W P B Machining Services Ltd. - Stockport
- W Patterson Blacksmith - Crieff
- W Prosser - Worcester
- W R Associates - Uxbridge
- W R Clark & Co. (Engineers) Ltd. - Chesterfield
- W R I M Engineering Services Ltd. - Burntwood
- W R Roberts & Sons - Northwich
- W R Simpson & Son Ltd. - Belfast
- W R W Engineering Co Ltd - Walton on Thames
- W R Williams & Son - Holyhead
- W Rackley & Co - London
- W Rowlands - Bury
- W S Abbotts (Press Work) Ltd. - Birmingham
- W S Britland & Co. Ltd. - Dover
- W S Brookes & Co. Ltd. - Leicester
- W S Weir - Peebles
- W S Atkins Northen - Moor Row
- W S Atkins Wales - St Asaph
- W S P - Exeter
- W S Reid Ltd - Wigton
- W S Scrap Metals - Templecombe
- W S W Realisations Ltd. - Winsford
- W S Wood Machinery - Coatbridge
- W Shuttleworth & Co. (Metal Workers)Ltd. - Oldham
- W Stay and Son Ltd. - Sandown
- W T H Precision Tooling Ltd. - Slough
- W T H Engineering Ltd. - Gloucester
- W T Henley Ltd - Erith
- W T I Fasteners Ltd. - Swadlincote
- W T Scott & Partners Ltd. - Glasgow
- W T Specialist Contracts Ltd. - Lewes
- W Taylor & Sons - Feltham
- W Thompson (Precision Engineering) Ltd. - Sheffield
- W V Howe Ltd. - Redditch
- W Walters Engineers Ltd. - Swansea
- W Woodward Associates International - Taunton
- W Y K O Industrial Distribution - Plymouth
- W Young - Saltburn by the Sea
- W.A. Hutton & Co Ltd - Stockport
- W.A.Humphries Ltd - Birmingham
- W.H. Crossley Ltd - Ormskirk
- W.S.Rothband & Company Ltd - Rossendale
- W.Weschenfelder & Sons Ltd - Middlesbrough
- WA Fairhurst and Partners - Aberdeen
- WA Fairhurst and Partners - Watford
- Waagner-Biro U K Stage Systems Ltd. - Bury St Edmunds
- Wabco Automotive U K Ltd. - Leeds
- Wabtec Rail Ltd - Doncaster
- Wachs Ltd. - Sandbach
- Wadco Engineering Ltd - Pudsey
- Wade Wadrobes - Lincoln
- Wades of Wednesbury Ltd. - Bilston
- Wadkin Ltd - Leicester
- Waferfab Equipment Ltd. - Bristol
- Wagner (G B ) Ltd. - Gillingham
- Wagner Spraytech (UK) - Banbury
- Wagon Automotive Uk - Wantage
- Wagon Computer Services Ltd - Warwick
- Wake Plastics Ltd. - Chichester
- Wakefield Acoustics Ltd - Cleckheaton
- Wakefield Engineering Services - Wakefield
- Wakeley & Toms - Bournemouth
- Walcon Ltd. - Fareham
- Waldeck Holdings Ltd - Sleaford
- Waldham Precision Engineering Ltd - Basingstoke
- Waldor - Oldham
- Waldrons Ltd. - Birmingham
- Walk Easy Ltd. - Cambridge
- Walker & Co. - Salford
- Walker & Holmes Ltd. - Bradford
- Walker & Tickle Ltd. - Chorley
- Walker A E C Ltd. - Poole
- Walker B - Bridgnorth
- Walker Bros (Elland) Ltd. - Elland
- Walker Cameras - Birkenhead
- Walker Castings - Bridgnorth
- Walker Engineering - Kendal
- Walker Engineering (Leeds) Ltd. - Leeds
- Walker Filtration Ltd. - Washington
- Walker Jeremy Richard - Brecon
- Walker Lincoln - Lincoln
- Walker Lloyd D - Keighley
- Walker MacLeod Ltd - Glasgow
- Walker Magnetics UK - Leighton Buzzard
- Walker Morris Sheet Metal Co. Ltd. - Bristol
- Walker Precision Engineering Ltd. - Glasgow
- Walkers Blinds - Gateshead
- Walkersteel Ltd. - Accrington
- Wall Colmonoy - Swansea
- Wallace Caravans (Kirkcaldy) - Kirkcaldy
- Wallace Engineering - Brierley Hill
- Wallace Gordon - Harrogate
- Wallace Haulage Ltd. - Sunderland
- Wallace Iron Craft - Hamilton
- Wallace McDowall Ltd - Prestwick
- Wallace Whittle & Partners - Aberdeen
- Wallace Whittle Ltd. - Glasgow
- Wallcott Engineering Ltd - Smethwick
- Waller Designs - Horsham
- Wallerscote Park Joinery - Northwich
- Wallgen Contract Services - Ashford
- Wallheath Engineering Ltd - Brierley Hill
- Wallis Auto Engineering - Hull
- Walls Engineering Works - Strabane
- Wallwork Heat Treatment (Birmingham) Ltd. - Birmingham
- Wallwork Heat Treatment Ltd - Bury
- Wallysmith Fabrications Ltd - Street
- Walmar Products - Sheffield
- Walmsley Associates Ltd. - Chorley
- Walpole David Engineering - Aberystwyth
- Walraven Ltd. - Banbury
- Walsall Chemical Co (Metal Treatments) Ltd - Willenhall
- Walsall Pressings Co. Ltd. - Walsall
- Walsh J Spinnings - Birmingham
- Walter Allen & Sons - Leicester
- Walter Bell - Carrickfergus
- Walter Frank & Sons - Westley Group Ltd - Bradford
- Walter Watson Ltd - Castlewellan
- Walter Wood & Sons (Lye) Ltd. - Stourbridge
- Walters OEP Ltd - Kidlington
- Waltham Forest Metals - London
- Walther Couplings - Tring
- Walther Trowal Ltd. - Birmingham
- Walton Catering Equipment Ltd. - Dundee
- Walton Engineering Co. Ltd. - St Albans
- Walton Henry Anthony - Hertford
- Walton of Radcliffe (Sales) Ltd. - Bolton
- Walton Pump Services - Stoke on Trent
- Waltons Windows - Bishop Auckland
- WAM Engineering Ltd - Tewkesbury
- Wandfluh UK Ltd - Leamington Spa
- Wanlip Engineering - Leicester
- Wantage Engineering Co. Ltd. - Wantage
- Warbla Forge - Pudsey
- Warboys Services Ltd. - Huntingdon
- Warbreck Engineering Services Ltd. - Liverpool
- Ward Air Systems Ltd - Birmingham
- Ward and Co. (Letters) Ltd. - Bristol
- Ward C J - Burton on Trent
- Ward Cole Ltd - Lincoln
- Ward Fire (U K) Ltd. - Newbury
- Ward Milling Services - High Wycombe
- Wardall Engineering Company Ltd - Andover
- Wardell Armstong - Sheffield
- Wardlaw Purpose Made Joinery - Witney
- Wardle Engineering Consultancy Ltd. - Newhaven
- Wardle Spring Water Co. Ltd - Rochdale
- Wardle Storeys Ltd - Blackburn
- Wardown Engineering Ltd. - Dunstable
- Wards Windows Ltd - Warrington
- Wardtec Ltd. - Redditch
- Ware Sheet Metal - Hoddesdon
- Warhurst Metals - Birmingham
- Waring Engineering Ltd. - Nottingham
- Warings Furniture Ltd. - Norwich
- Warley Polishing Co. Ltd. - Halesowen
- Warm Oil - Market Rasen
- Warm Oil - Market Rasen
- Warm Protection Ltd. - South Shields
- Warman C N C (Birmingham) Ltd. - Birmingham
- Warmcad Ltd. - Gateshead
- Warmglade Ltd. - Royston
- Warminster Metalworkers Ltd. - Warminster
- Warmup Plc - London
- Warne N R - Cranbrook
- Warren Engineering Ltd. - Sidcup
- Warren Greig and Partners - Truro
- Warren Machine Tools (Guildford) Ltd. - Godalming
- Warren Non Wovens Ltd - Hinckley
- Warren Scrap & Waste Disposal & Skip Hire - Northampton
- Warren Signs Design & Graphics - Alton
- Warren Tooling Ltd. - Reading
- Warren-Morrison Valves Ltd. - Southampton
- Warrensville File & Knife Uk - St Helens
- Warrington Fabrication Co. Ltd. - Warrington
- Warrior (Aero-Marine) Ltd. - Salisbury
- Warstock Development & Production - Southam
- Warwick & Bailey - Blackburn
- Warwick Brassfounders & Engineering Co. Ltd. - Birmingham
- Warwick Design Consultants Ltd. - Alcester
- Warwick Evans Design - Saffron Walden
- Warwick Joinery - High Wycombe
- Warwick St.Metal Works Ltd. - Birmingham
- Washbourne Ltd. - Caldicot
- Washford Engineering Ltd. - Redditch
- Washington Caravan and Lesiure Ltd - Chester le Street
- Washington Components Ltd. - Washington
- Washington Display Ltd - Blaydon on Tyne
- Washington E & C Ltd. - Warrington
- Washington Metal Works Ltd. - Gateshead
- Washington Mills Electro Minerals Ltd - Manchester
- Washington Precision Engineering Ltd. - Washington
- Wassell Ltd. - Lincoln
- Waste & Hygiene Solutions Ltd. - Cannock
- Waste Compaction Equipment Ltd. - Bristol
- Waste Oils Northern - Nottingham
- Waste Recycling - Lewes
- Waste Traders - Wakefield
- Wastetec Waste Management Equipment Ltd. - Dursley
- Watchwise Ltd. - Great Yarmouth
- Watco Refrigeration Ltd - Dalkeith
- Water Bearers - Ascot
- Water Coolers (Scotland) Ltd. - Kelty
- Water Development Services Ltd. - Stafford
- Water Heating Repairs - Scarborough
- Water Heating Services Ltd. - Bradford
- Water Hydraulics Company - Hull
- Water Logic UK Ltd - Hayes
- Water Recovery Ltd. - Bicester
- Water Systems - Stirling
- Water Weights - Aberdeen
- Water Weights - Great Yarmouth
- Waterfall - Beverley
- Waterhouse Pressings Ltd - Skipton
- Waterjet Technology Ltd - Normanton
- Waterloo Engineering Ltd - Blackpool
- Waterlooville Fabrications - Waterlooville
- Waterman Aspen - Lingfield
- Waterman Civils - Glasgow
- Waterman Civils Ltd - Solihull
- Waterman Group LTD - Derby
- Waterman Group plc - London
- Watermark (Yorkshire) Ltd. - Wakefield
- Watermark Systems UK Ltd - Derby
- Watermation (2000) Ltd - Diss
- Watermiser Ltd. - Newmilns
- Waters Malcolm Ronald - Sutton
- Waterside Installations Ltd. - Southampton
- Waterwise Engineering Ltd. - Exeter
- Waterwise Technology Ltd - Thame
- Watford Brake & Clutch - Watford
- Watford Refrigeration and Air Conditioning Ltd - Watford
- Watford Routers - Peterborough
- Wathom Engineering - Hebburn
- Watkins & Powis (Pipeline Merchants) Ltd. - Gloucester
- Watkins Hire Ltd (Yorkshire) - Dewsbury
- Watkins, CT - Bromyard
- Watkiss Automation Sales Ltd. - Sandy
- Watlow - Missouri
- Watlow Ltd. - Nottingham
- Watman International Ltd - Banbury
- Watmoor Engineering Co. Ltd - Hayes
- Watson & Lewis Ltd. - London
- Watson Backus Machinery Ltd. - Spalding
- Watson Engineering - Newark
- Watson McDermot Engineering Ltd. - Newtownards
- Watson Norie Ltd - Scunthorpe
- Watson Steel Structures Ltd. - Bolton
- Watson Trailers - Batley
- Watson-Marlow Pumps Group - Falmouth
- Watsonian Squire Ltd - Moreton in Marsh
- Watsons - Stourbridge
- Watsons Anodising Ltd. - Barnsley
- Watton Nuts & Bolts - Thetford
- Watts Engineering - Salisbury
- Watts Engineering Services Ltd. - Sheffield
- Watts Equipment Ltd. - Chatham
- Waud Bros Engineering Ltd. - Goole
- Waukesha Bearings - Northwood
- Waukesha Bearings Ltd. - Worthing
- Waulkmill Industrial Doors Ltd. - Arbroath
- Wavelength Electronics Ltd - Broadstairs
- Wavendon Precision Machining - Milton Keynes
- Waveney Engineering Ltd. - Ballymena
- Waveney Precision Ltd. - Bungay
- Waveney Pumps Ltd. - Norwich
- Waverley Brownall Ltd - Southend on Sea
- Waverley Contract & Supply - Farnham
- Waverley Engineering Ltd - Coatbridge
- Wavertree Court Garage Ltd. - London
- Wayfarer Caravans - Barnstaple
- Waymark Plant Spares Ltd. - Milton Keynes
- Waymatic Ltd. - Windsor
- Waymouth Northumbria Ltd - Blyth
- Wayte Binding Ltd. - Tunbridge Wells
- Waywood Products - Craigavon
- WB Cox - Bourne
- Wb Dodds (Building Contractors) Ltd. - Crieff
- WB Engineering - Rugby
- WB Power Source Ltd - West Bromwich
- WBR Design Ltd - Glossop
- WDA Machine Knives Ltd - Sheffield
- WDM Ltd - Bristol
- WDS Component Parts Ltd - Pudsey
- We Do Powder Coating Ltd. - Leicester
- Weald Enterprises - Dartford
- Weald Joiners - Uckfield
- Weald Refrigeration Ltd. - Sevenoaks
- Wealden Iron Crafts - Etchingham
- Wealdpark Ltd. - St Helens
- Wear Resistance Ltd. - Sheffield
- Wearparts Ltd. - Lutterworth
- Wearside Metal Co Ltd - Sunderland
- Wearside Metalworks - Sunderland
- Wearside Rewinds Ltd - Washington
- Weartech International Ltd - Swansea
- Weatherbreak Windows Ltd. - Luton
- Weatherite Shopfronts & Shutters Ltd - West Bromwich
- Weathershield Windows East Anglia Ltd - Norwich
- Weathershield Windows Ltd. - Luton
- Weaver William John - Ramsgate
- Web Publicity & Signs Ltd - Skegness
- Web Systems (U K) Ltd. - Nottingham
- Webb Engineering - Taunton
- Webb Engineering (Worcester) Ltd. - Worcester
- Webb-Elec Ltd. - Willenhall
- Webber Associates (UK) Ltd. - Knaresborough
- Webber Bros - Crediton
- Webber Lenihan & Associates Ltd. - Bridgend
- Weber Automatic Assembly Systems Ltd - Bicester
- Weber Marking Ltd. - Tranent
- Webley Heating - Bournemouth
- Weblight Ltd. - Ware
- Webro Engineering Ltd. - Hillsborough
- Webster Drives Ltd. - Bolton
- Webster's Scrap Metals - Chesterfield
- Webster-Wilkinson Ltd. - Telford
- Webtec Products Ltd - St Ives (Huntingdon)
- WEC Camera Mounting Solutions - Darwen
- Wecori Ltd. - Swansea
- Wecs Ltd - Epsom
- Wedge Engineering Ltd. - Sandy
- Wedge Group Galvanizing Ltd - Bradford
- Wedge Group Galvanizing Ltd - Willenhall
- Wednesbury Precision Tool Ltd. - Cannock
- Weetwood Services Ltd. - Chester
- Wefco (Gainsborough) Ltd - Gainsborough
- Wegoma (Gb) Ltd. - Bolton
- 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 Engineering Services Ltd. - Pontypridd
- Weir Group plc, The - Glasgow
- Weir Minerals Europe Ltd. - Todmorden
- Weir Valves and Controls - Huddersfield
- Weishaupt UK Ltd - Willenhall
- Weiss UK Ltd - Telford
- Weland Ltd - Southampton
- Welbeck Trading - Leeds
- Welbourns of Wisbech Ltd. - Wisbech
- Welco Construction & Scaffolding Ltd. - Neath
- Weld & Metal Craft (Southampton) Ltd. - Eastleigh
- Weld A C Supplies - Halifax
- Weld Air Supplies - Dunstable
- Weld Tech Services - Ellon
- Weldall Engineering - Glasgow
- Weldcraft Engineering - Bath
- Weldcraft Services - Newton Abbot
- Welded Mesh Products - Willenhall
- Welded Presswork (1982) Ltd - Wednesbury
- Weldex U K Ltd. - Gateshead
- Welding Alloys Ltd. - Royston
- Welding Capacity Ltd. - Loughborough
- Welding Developments Ltd. - Croydon
- Welding Engineering - Darwen
- Welding Engineers (Glasgow) Ltd. - Glasgow
- Welding Engineers (Mersey) Ltd - Manchester
- Welding Equipment and Cutting Services Ltd - Sheffield
- Welding Innovations Ltd - Cranbrook
- Welding Mobility Ltd. - West Drayton
- Welding Services - Corby
- Welding Units (U K ) Ltd. - St Helens
- Weldlogic Europe Ltd - Huntingdon
- Weldon Engineering (Scotland) Ltd - Lanark
- Weldon Fabrications - Bracknell
- Weldtek Engineering - Abingdon
- Weldtex - Leicester
- Weldway Engineering Services - Reigate
- Welfare Paint Finishers - Hemel Hempstead
- Welform Ltd. - Loughborough
- Welglaze Windows Ltd. - Buntingford
- Welin Lambie Ltd - Brierley Hill
- Wellahead Engineering Ltd. - Aberdeen
- Welland Engineering Co Ltd - Spalding
- Welland Machinery Sales - Leicester
- Welland Supplies - Peterborough
- Wellcroft Engineering Ltd - Sheffield
- Wellend Medical (Leicester) - Leicester
- Weller Robin G Associates - Shrewsbury
- Wellerman Engineering Ltd. - Stockport
- Wellfield General Engineering Co - Huddersfield
- Wellfield Precision Tooling Co Ltd - Blackburn
- Wellington Engineering Co. Ltd. - Hayes
- Wellington Signs - Sandhurst
- Wellington Welding Supplies Ltd - Plymouth
- Wellman Booth - Leeds
- Wellman Furnaces Ltd. - Oldbury
- Wellman Robey Ltd. - Oldbury
- Wellpark Smithy - Airdrie
- Wells (Spiral Tubes) Ltd. - Keighley
- Wells Fabrications & Developments Ltd. - Birmingham
- Wells Hydraulics - Spalding
- Wells Smt 2003 Ltd. - Keighley
- Wellvend Ltd. - Goole
- Wellvil Engineering Co. Ltd. - Luton
- Welmet Ltd - Eastbourne
- Welo U K Ltd. - Redditch
- Welserv Co. Ltd. - West Bromwich
- Welsh Microwave Distributors - Blackwood
- Weltonfield Narrowboats Ltd - Daventry
- Weltool Engineering Co. Ltd. - Warrington
- Wenda Electronics & Engineering - Wimborne
- Wendage Electronic Engineering - Liphook
- Wendt Boart (U K) Ltd. - Tonbridge
- Wendys French Polishing - London
- Wenham Engineering Ltd. - Harlow
- Wenn Robertson Ltd - Polegate
- Wenris Pressings - Willenhall
- Wentworth Laboratories Ltd - Sandy
- Wentworth Mould Ltd. - Mansfield
- Wenzel UK Ltd - Gloucester
- Wera Tools UK Ltd - Chesterfield
- Werner Engineering Systems - Slough
- Werneth Fabrications - Manchester
- Werneth Manufacturing - Hyde
- WES - Redruth
- Wesbart Ltd. - Billingshurst
- Wesbroom Engineering Ltd. - Colchester
- Wescam Engineering - Wellingborough
- Wesco Ltd. - Knutsford
- Wescol Ltd. - Wolverhampton
- Weslake Air Services - Hastings
- Wesley Group - Leeds
- Wessex Associated Industries - Bridgwater
- Wessex Chemical Factors (Speciality Products) Ltd - Wimborne
- Wessex Compressor Services - Poole
- Wessex Filters - Broadstone
- Wessex Fire & Security Ltd. - Shaftesbury
- Wessex Garage Doors Ltd - Banstead
- Wessex Garage Doors Ltd - Verwood
- Wessex Industrial Doors (Yeovil) Ltd. - Yeovil
- Wessex Metal Spinning Co - Bournemouth
- Wessex Metal Stock Ltd. - Wimborne
- Wessex Metrology Ltd - Bournemouth
- Wessex Steel Co. Ltd. - London
- Wessex Trailers Ltd. - Dorchester
- Wessex Window Systems Plc - Winchester
- Wessington Cabins Ltd. - Calne
- West Alloy Diecastings Ltd. - Morden
- West Bridgford Machine Co. Ltd. - Nottingham
- West Bromwich Central Plating (Holdings) Ltd. - West Bromwich
- West Bromwich Tool & Engineering Co. Ltd. - West Bromwich
- West Coast Recycling - Llandysul
- West Coast Thermal Ltd. - Workington
- West Coatings Ltd - Kingswinford
- West Country Fork Trucks - Cullompton
- West Country Medical Ltd - Plymouth
- West Cumberland Engineering Ltd. - Workington
- West End Furnishing Boston Ltd. - Boston
- West End Joinery - St Columb
- West End Precision Ltd. - Bideford
- West Engineering and Spiral Tube Ltd - Ipswich
- West Engineering Services Ltd. - Paisley
- West Field Technical Services Ltd. - Gravesend
- West Kent Blinds - Sevenoaks
- West Kent Windows Ltd - Erith
- West Lancashire Steel Services Ltd. - St Helens
- West Leigh Ltd. - London
- West London Shotblast Centre Ltd - Staines
- West Manufacturing - Cheltenham
- West Midland Fencing Ltd - Wednesbury
- West Midland Grinding Ltd - Birmingham
- West Midlands Collaborative Commerce Marketplace (WMCCM) - Coventry
- West Midlands Foundry Co. Ltd. - West Bromwich
- West Midlands Gates & Trailers - Wednesbury
- West Midlands Metal - Birmingham
- West Midlands Motorcycle Centre Ltd. - Brierley Hill
- West Midlands Precision Engineering Ltd. - Stourbridge
- West Midlands Regional Supply Office - Birmingham
- West Newson Consulting Engineers Ltd. - Maldon
- West of England Fire Protection Ltd. - Barnstaple
- West of England Group Ltd. - Bristol
- West of Scotland Engineering Motor & Welding Co. Ltd. - Glasgow
- West One Bathrooms Ltd. - London
- West Point Distributors Ltd - Cheddar
- West Point Machine Tools - Hyde
- West Riding Scrap Metal Buyers - Leeds
- West Somerset Blinds - Watchet
- West Special Fasteners - Dronfield
- West Suffolk Tool & Gauge Ltd. - Thetford
- West Surrey Engineering Ltd - Ashford
- West Sussex Engineering Co Ltd - Midhurst
- West T D - Barry
- West Tytherley Saw Service - Ringwood
- West Wales Heating Services - Swansea
- West Wirral Fabricators Ltd. - Wallasey
- West Yorkshire Glazing (U K ) Ltd. - Leeds
- West Yorkshire Metals - Heywood
West Yorkshire Steel Co Ltd - Leeds- Westac Holdings Ltd - Aldershot
- Westair Reproductions Ltd. - Birmingham
Westbury Control Systems - Coalville- Westbury Windows & Joinery Ltd. - Rochford
- Westco Bilanciai Ltd. - Taunton
- Westcoast Signs Ltd - Carmarthen
- Westcom Engineers Ltd. - Colchester
- Westcombe Industries - Peterborough
- Westcountry Blinds Ltd. - Hayle
- Westcountry Cases Ltd. - Newton Abbot
- Westcountry Cash Registers - Plymouth
- Westcountry Conveyors - Launceston
- Westcountry It Services Ltd. - Honiton
- Westermans International - Leicester
- Western Automation Ivac - Witham
- Western Bolt & Engineering Supplies - Taunton
- Western Engineering & Fabrication 1992 - Brixham
- Western Engineering (Bridgend) Ltd. - Bridgend
- Western Farm Services - Knighton
- Western Mechanical Handling Ltd. - Melksham
- Western Mechnical Handling Services - Gunnislake
- Western Pegasus Ltd. - Birmingham
- Western Power Transmissions Ltd. - Frodsham
- Western Rail Services - Wigan
- Western Recycling - Swansea
- Western Technical Services - Bridgwater
- Western Tooling Ltd. - Poole
- Western Welding & Engineering Co. Ltd. - Barry
- Westfield Caledonian Ltd. - Glasgow
- Westfield Precision Engineering - Gosport
- Westfix - Bodmin
- Westgate Design Services Ltd - Nottingham
- Westgrove Joinery - Sidmouth
- Westhead Welding Fabricators Ltd. - Rhyl
- Westland Fork Trucks - Leigh
- Westland Services (Uk) Ltd. - Leeds
- Westlands Casting Co. Ltd. - Wellingborough
- Westley Group Ltd - Cradley Heath
- Westley Richards (Holdings) Ltd. - Birmingham
- Westlock Controls Ltd. - Tunbridge Wells
- Westmac Ltd - Ivybridge
- Westminster Engineering - Wrexham
- Westminster Joinery - Newport (IOW)
- Westminster Signs - Newcastle
- Westmore Business Systems Ltd - Alcester
- Westmoreland Mechanical Testing and Research Ltd - Banbury
- Westmount Packaging - Tonbridge
- Weston Aerospace - Enfield
- Weston Beamor Ltd. - Birmingham
- Weston Blinds - Weston super Mare
- Weston Body Hardware Ltd. - Redditch
- Weston Eu Ltd. - Colne
- Weston Heating Services - Bognor Regis
- Weston Tooling Ltd - Weston super Mare
- Westridge Services - Solihull
- Westrup (U K) Ltd. - Wetherby
- Westside Joinery - Cambridge
- Westside Welding and Engineering Ltd - Welwyn Garden City
- Westvic Enamellers - Chatham
- Westward Building Services Ltd. - Saltash
- Westward Fabrications Ltd. - Yeovil
- Westway Fasteners and Engineering - West Bromwich
- Westway Pipeline Supplies Ltd. - Liverpool
- Westway Precision Engineering Ltd. - Southampton
- Westwell Developments Ltd. - Rochester
- Westwhite Engineering Services Ltd. - Leicester
- Westwood Pipelines Ltd. - Doncaster
- Westwood Security Shutters - Manchester
- Wetcover Ltd. - Douglas
- Wetherby Engineering Co. Ltd. - Bradford
- Wexham Developments 93 - Reading
- Weyborn Engineering Services - Grantham
- Weyers Brothers Ltd. - Loughton
- Weymouth Quality Engineering Ltd. - Weymouth
- WFE Hydraulic Services Ltd - Sheffield
- WG Ball Ltd - Stoke on Trent
- WG Challenor - Rugby
- Wg Dixon & Sons (Engineering) Ltd - Londonderry
- WG Renfrew - Glasgow
- WGD Tools - Bilston
- WH Marren Ltd - Willenhall
- WH Rowe Ltd - Southampton
- WH Trade Binders Ltd - Daventry
- Whale Engineering - Edinburgh
- Whale Tankers Ltd - Solihull
- Whaley Bridge Smithy - High Peak
- Wharf Engineering - Biggleswade
- Whattam Refrigeration - York
- Wheatfield Joinery - Preston
- Wheatley Metal Fabrications Ltd. - Wareham
- Wheel Fit - Cambridge
- Wheel Surgery the - Redhill
Wheelabrator Group Ltd - Altrincham- Wheelbase Engineering Ltd. - Darwen
- Wheeldon William Albert - Alfreton
- Wheeler Fabrications Ltd - Birmingham
- Wheelhome - Brentwood
- Wheelock & Berry Ltd - Macclesfield
- Wheels - Paisley
- Wheels Mobility - Milton Keynes
- Wheelwise Engineering - Horsham
- Whelbourn Engineering - Boston
- Whesco Ltd. - Marlborough
- Which-Wood Joinery Ltd. - High Wycombe
- Whiddon Valley Engineering Ltd. - Barnstaple
- Whip Street Motors - Ipswich
- Whippendell Electrical Ltd - Watford
- Whisper Print & Packaging - Manchester
- Whiston David G - Liverpool
- Whiston Industries Ltd - Cradley Heath
- Whitby & Bird Ltd. - London
- Whitby Tool and Engineering Company Ltd - Hertford
- Whitco Catering & Bakery Equipment Ltd - Kettering
- Whitcol Engineering Ltd - Sandhurst
- White Alan James - Corby
- White Eagle Foundry Ltd. - Hassocks
- White Horse Machinery - Leeds
- White Horse Pine Ltd. - Faringdon
- White Horse Signs Ltd - Canterbury
- White House Products Ltd - Port Glasgow
- White Lyon Joinery - Wallasey
- White Neil - Liphook
- White Plant - Northampton
- White Rock Engineering - Sheffield
- White Rose International Ltd. - Otley
- 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 Consulting Group - Cockermouth
- White Young Green plc - Leeds
- White Young Green plc - Stockton on Tees
- Whitebox Construction Ltd. - Derby
- Whitechapel Bell Foundry Ltd - London
- Whitecroft Lighting Ltd - Ashton under Lyne
- Whitecross Metals - Abingdon
- Whitecross Ring Co. Ltd. - Bradford
- Whiteford (Felt & Fillings) Ltd - Huddersfield
- Whitehead Alloys Ltd. - Middlesbrough
- Whitehead Engineering (SE) Ltd - Whitstable
- Whitehill Car and Commercial - Cumnock
- Whitehouse Engineering - Birmingham
- Whitehouse Engineering Co. Ltd. - Newtownabbey
- Whitehouse Flexible Tubing Ltd. - Redditch
- Whitehouse Pressbrake & Shearing Ltd. - Dudley
- Whiteland Engineering Ltd. - Bideford
- Whitelegg Machines Ltd - Dorking
- Whiteley Lifting & Engineering Services Ltd. - Sheffield
- Whiteley Read Engineering - Rotherham
- Whiteley Sheet Metal Work Ltd - Halifax
- Whiteley-Brooks Engineering Ltd. - Coventry
- Whiteleys French Polishing - Wakefield
- Whiteline Group Ltd. - Eastbourne
- Whitelock Paul & Mike - Bristol
- Whiteoak & Sons - Manchester
- Whiteoak J & Son - Skipton
- Whites Fasteners - Warrington
- Whites of Braunston - Oakham
- Whites Pallets - Nottingham
- Whitewater Ltd - High Wycombe
- Whiteway Craft Foundry - Stroud
- Whitfield & Son Ltd. - Newcastle
- Whitfield and Partners Ltd - Billingham
- Whitfield T M - Cullompton
- Whitford Ltd - Runcorn
- Whitland Engineering Ltd. - Whitland
- Whitmarley Engineering Co. Ltd. - Birmingham
- Whitminster International Ltd. - Stroud
- Whitney Engineering Ltd. - Stafford
- Whiton Tools Ltd. - Oldbury
- Whitson Engineering Services Ltd - Eastleigh
- Whittaker Bros (Amusement Rides) Ltd. - Oldham
- Whittaker Coach Builders - Retford
- Whittaker Engineering (Stonehaven) Ltd. - Stonehaven
- Whittingham & Porter Ltd. - Hull
- Whittle Valve Repairs Ltd. - Wigan
- Whittles Engineering - Wakefield
- Whitton Precision Ltd. - London
- Whitwell & Sons - Blackpool
- Whitworth Mallinson & Co. Ltd. - Oldham
- Whs - Stockton on Tees
- Whybrow Scaffolding Ltd. - London
- WiCAM Ireland and UK - Drogheda
- Wichita Clutch Ltd - Bedford
- Wicked Wheels (Reading) Ltd. - High Wycombe
- Wickens Engineering Ltd. - Worcester
- Wickford Spares - Wickford
- Wickham Engineering Ltd. - Bedford
- Wickham Graham Harry - Norwich
- Wickman Coventry Ltd. - Coventry
- Wicks and Martin Ltd - Bromyard
- Wicks Engineering Co. Ltd. - Leeds
- Wicksteed Engineering Ltd. - Rushden
- Wicormarine Ltd. - Fareham
- 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 Windows Ltd - Widnes
- Widney Enclosures Ltd - Birmingham
- Wiedenbach Apparatebau Gmbh - Swindon
- Wiedenmann (U K ) Ltd. - Renfrew
- Wieland Werke UK Ltd - Camberley
- Wielander U Schill Uk Ltd. - Salisbury
- Wigan Storage Systems Ltd. - Wigan
- Wight Materials Handling - Newport
- Wightman Stewart Ltd. - Sowerby Bridge
- Wigpool Ltd. - Redditch
- Wil-El-Mil Engineering - Gloucester
- Wilbar Components Ltd. - Cannock
- Wilbar Engineers - Blaydon on Tyne
- Wilbest Engineering Co. Ltd. - Huddersfield
- Wilburn Engineering Ltd. - Egham
- Wilbury Metals Ltd. - Chester
- Wilco Manufacturing Ltd. - Birmingham
- Wilco Sheet Metal Ltd - Letchworth
- Wild Country Ltd - Buxton
- Wild Manufacturing Group Ltd. - Birmingham
- Wilde Fea Ltd. - Stockport
- Wildon Engineering (Worcester) Ltd - Worcester
- Wileman Engineers Ltd - Ashby de la Zouch
- Wiles Lorna Textiles - Redruth
- Wilf Bowe & Son Agricultural Engineers - Bedale
- Wilfix Ltd. - Bristol
- Wilkes G W - Bournemouth
- Wilkes Iris - Bexhill on Sea
- Wilkev Engineering Ltd. - Coventry
- Wilkie Engineering Ltd - Ellon
- Wilkins Michael - Hemel Hempstead
- Wilkins Peggy Textile Fashions - Nottingham
- Wilkinson James Partnership Ltd. - Workington
- Will Gannon & Smith Ltd. - Exeter
- Will Rudd Davidson (Edinburgh) Ltd. - Edinburgh
- Willard Fitted Furniture - Ossett
- Willcocks Engineering (Avon) Ltd. - Clevedon
- Willcox Cooper Associates - Bristol
- Willenhall Powder Coating Ltd - Willenhall
- Willenhall Tube and Forging Co Ltd - Walsall
- Willgouff Peter - Camberley
- William A Lewis Engineering Ltd. - Shrewsbury
- William A Thomas - Stonehouse
- William Abernethy Ltd. - Glasgow
- William Birch(Engineers)Ltd - Salford
- William Colton & Sons - Leicester
- William Cook Burton Ltd - Burton on Trent
- William Cook Integrity Ltd. - Sheffield
- William Cook Leeds Ltd. - Leeds
- William Cook Machine Shop (Tow Law) Ltd - Bishop Auckland
- William Cook Precision Ltd. - Sheffield
- William Dickson (Blinds & Shutters) Ltd. - Edinburgh
- William E Selkin Ltd. - Nottingham
- William Firth and Son Ltd. - Barnsley
- William Foxall Ltd. - Stourbridge
- William Gilder - Cheltenham
- William Hackett Chains Ltd. - Halesowen
- William Haley Engineering Ltd. - Highbridge
- William Halliday - Ormskirk
- William Hare Ltd. - Bury
- William Hawkes (Holdings) Ltd - Birmingham
- William Hill - Sidcup
- William Hinsley Engineers Ltd. - Sowerby Bridge
- William Hook Ltd - Motherwell
- William Hughes Ltd. - Sturminster Newton
- William J Gowar and Company Ltd - London
- William Johnston and Co Ltd - Inverness
- William Kenyon (Macclesfield) Ltd. - Macclesfield
- William King Ltd. - West Bromwich
- William Lane Ltd - Middlesbrough
- William Lees & Sons Ltd. - Hamilton
- William Lewis - Manchester
- William M Lindsay - Downpatrick
- William McKay (Engineering) Ltd. - Glasgow
- William Moore & Son (Preston) Ltd. - Preston
- William Moss and Sons (Stockport) Ltd - Buxton
- William Oliver & Rodman Russell Ltd. - North Shields
- William Packman - Ivybridge
- William R Pinchin - London
- William Rigby (Sheet Metal) Ltd. - Oldham
- William Rowland Ltd. - Sheffield
- William S Kenyon Ltd. - Nottingham
- William Spence (Sheet Metal) Ltd. - Bradford
- William T. Wood Machinery Ltd - Sheffield
- William Waddell Ltd - Wishaw
- William Waugh (Edinburgh) Ltd. - Edinburgh
- William Whitmore and Sons - Swanley
- William Wood's Exors Ltd. - Halifax
- Williams A Engineering - Clevedon
- Williams Alloys & Residues Ltd. - Willenhall
- Williams and Co (Southampton) Ltd - Southampton
- Williams and Oakey Engineering Co Ltd - Bath
- Williams Christopher David - Ipswich
- Williams Grand Prix Engineering Ltd. - Wantage
- Williams James Thomson - Peebles
- Williams Joinery - Wadhurst
- Williams Metal Fabrication Ltd. - Barking
- Williams Metal Polishers - Gloucester
- Williams Partnership - Ashford
- Williams Preceifon Engineering Services - Erith
- Williams Refrigeration - Kings Lynn
- Williams Technical Services Ltd - Harrow
- Williams Teknix - Waterlooville
- Williams Tina J - Reading
- Williams Window Fabrication Ltd - Clydebank
- Williamson - Peterhead
- Williamson Norman Consulting Automotive Engineers - Liverpool
- Williamsons Conveyors and Handling Equipment Ltd - Oldham
- Willian Design Ltd. - Stevenage
- Willie Haigh Consulting Engineer Ltd - Skipton
- Willings Services Ltd. - Andover
- Willis Engineering (NI) Ltd - Armagh
- Willmott Wynford Brian - Norwich
- Willochrome Ltd. - St Helens
- Willow Barn Natural Foods - Hailsham
- Willow Communications Ltd. - Northampton
- Willow Stove Enamellers - Mitcham
- Willow Venetian Blinds - Walsall
- Willsden Steel Ltd. - York
- Willshar Precision Fabrications Ltd. - Nottingham
- Willstar Precision Engineering Ltd. - Birmingham
- Willturn Engineering Services Ltd - Lowestoft
- Wilman Universal Industries Ltd. - Hounslow
- Wilmat Ltd - Birmingham
- Wilmic Precision Engineering Ltd. - Poole
- Wilmond Engineering Co. Ltd - Hitchin
- Wilmot Marine Services Ltd. - London
- Wilson & Murray - Sheffield
- Wilson & Sons (Engineering) Ltd. - Bristol
- Wilson & Wylie Ltd. - Hayes
- Wilson Access Hire Ltd - Elland
- Wilson and Stott - Carnforth
- Wilson Bradley - Bath
- Wilson Bros (Sheffield) Ltd. - Sheffield
- Wilson Edward J - Gloucester
- Wilson F G Joinery - Derby
- Wilson Food Systems - Ballyclare
- Wilson Hydraulics Services Ltd. - Glasgow
- Wilson James Holdings Ltd - Poole
- Wilson Machine Tools - Broxburn
- Wilson Machinery International Ltd. - Chelmsford
- Wilson Power Solutions - Leeds
- Wilson Signs - Nottingham
- Wilson Tool & Engineering Co. (Essex) Ltd. - Benfleet
- Wilson Tool International Europe Ltd. - Swindon
- Wilson Watson McVinnie Ltd. - Glasgow
- Wilsons Plc - Huntingdon
- Wilsons Timber Co. & Manufacturing Joiners Ltd. - Burnley
- Wilstar Marketing Ltd. - Surbiton
- Wilstead Patterns and Castings - Arlesey
- Wilton Engineering Services Ltd - Middlesbrough
- Wiltshire A R - Gainsborough
- Wilver Engineering Ltd. - Newport
- Wimpole International Ltd. - St Albans
- Win Metal Polishing Ltd - Walsall
- Win-Born Products Ltd. - Cambridge
- Winch Distribution - Solihull
- Winchester Joinery Ltd. - Winchester
- Winchester Windows & Doors Ltd - Alresford
- Winchmaster Ltd. - Hull
- Winder Power Ltd. - Leeds
- Winding Technology Ltd - Huddersfield
- Windle Engineering - Sheffield
- Window & Door Blind Services Ltd. - Bridgnorth
- Window Blinds by Fara - Bradford
- Window Blinds Direct - Coleraine
- Window Plas of Bolton Ltd - Bolton
- Window Wise Conservatories Ltd - Bristol
- Window Wize - Wokingham
- Windowman (U.K.) Ltd - Tamworth
- Windowmart (Commercial) Ltd. - Crawley
- Windows Direct - Birkenhead
- Windridge Coatings Ltd. - Broadstairs
- Windsor Bathrooms & Showers - Newcastle
- Windsor Developments - Oldham
- Windsor Die Castings Ltd. - Pontypool
- Windsor Engineering - Washington
- Windsor Engineering (Hull) Ltd. - Hull
- Windsor's Catering Equipment (Birkenhead) Ltd. - Birkenhead
- Winebox Company - London
- Wines - Sevenoaks
- Winfield Engineering Ltd. - Grantham
- Winged Aviation Material Supplies Ltd. - Northampton
- WingFan GB Ltd - Leicester
- Winkhaus (U K ) Ltd. - Kettering
- Winkworth Engineering - High Wycombe
- Winlock Security Ltd. - Telford
- Winman Engineering - Bicester
- Winsol Uk Ltd. - Eastbourne
- Winstanley & Co. Ltd. - Pershore
- Winstanley Locknuts - Pershore
- Winstanley Metal Fabrications Ltd - London
- Winston & Allan Ltd. - Sheffield
- Winston T Cook - Halesowen
- Winterhalter Gastronom Ltd - Milton Keynes
- Winward Engineering Ltd. - Walsall
- Winyard Engineering Ltd. - Spalding
- Wipeco - Newry
- Wire Belt Company Ltd - Sittingbourne
- Wire Fittings Ltd - Swanage
- Wire Straights & Shapes - West Bromwich
- Wire-Cut Technologies Ltd. - Hemel Hempstead
- Wirebands Steel - Coulsdon
- Wirecloth Sales and Development Ltd - Warrington
- Wirex Precision Wire Eroding - Blackburn
- Wirral Engineering Services Ltd. - Birkenhead
- Wirral Heat Treatment - Birkenhead
- Wirral Non Ferrous Metals - Birkenhead
- Wirral Pallets - Birkenhead
- Wirral Pine Centre - Ellesmere Port
- Wirral Sign Service - Birkenhead
- Wirral Site Services Ltd. - Ellesmere Port
- Wis Welding Ltd - Billingham
- Wisbech Joinery - Wisbech
- Wisborough Green Forge - Billingshurst
- Wise Engineering - Bishop Auckland
- Wiseman Threading Tools Ltd. - Redditch
- Wishart Group - Ballyclare
- Wistling Tortoise - Edinburgh
- Withers John H - Halesowen
- Withy Grove Leeds Ltd - Leeds
- Witney Powder Coatings - Witney
- Witney Steelstock Co - Witney
- Witon Engineering Ltd. - Barnstaple
- Witt and Son UK Ltd - Holywell
- Witt RF and Sons - Peterborough
- Wittenborg Property Services Ltd. - Bilston
- Wittenstein Ltd (formerly Alpha Gearheads Ltd) - Stoke on Trent
- Wittmann (U K) Ltd. - Wellingborough
- Wittur Ltd - Mold
- Wix Filtration - Southampton
- Wixroyd International Ltd. - Dorking
- Wizard Motorcycles Ltd. - Sheffield
- WJ Hooker Ltd - Colchester
- WJ Morray Engineering Ltd - Braintree
- WJC Metal Polishers - Smethwick
- WJF (UK) Ltd Mobile Diesel Engineers - Manchester
- WJM Quigley Ltd - Durham
- WJW Engineers - Stone
- Wm Granger & Son (Leicester) Ltd. - Leicester
- Wm Hardill Sons & Co. Ltd. - Batley
- WM Shutters Ltd - Telford
- WM System Loading Ramps - Ruthin
- WMD (Yorkshire) Ltd - Pontefract
- WN Ltd - Shifnal
- WN Thomas and Sons Ltd - Slough
- Wnt (Uk) Ltd. - Sheffield
- Wobert Precision Engineers Ltd. - Poole
- Woburn Engineering Sales - Dudley
- Wogen Resources Ltd. - London
- Wold Engineering - Market Rasen
- Wolds Engineering Services Ltd - Scarborough
- Wolds Engineering Services Ltd - York
- Wolf Laboratories Ltd - York
- Wolf Systems Ltd. - Coventry
- Wolfcraft Ltd. - Sudbury
- Wolfson Microelectronics Plc - Edinburgh
- Wolverhampton Abrasives Ltd. - Sheffield
- Wolverhampton Handling Ltd. - Willenhall
- Wolverhampton Pressings Co. Ltd. - Wolverhampton
- Wolverine Proctor and Schwartz - Glasgow
- Wooburn Metal Polishing & Plating Ltd. - High Wycombe
- Wood & Stirling Ltd. - Preston
- Wood and Wood Signs - Exeter
- Wood Auto Supplies Ltd - Huddersfield
- Wood Bernard J - Stourbridge
- Wood Design Co. Ltd. - Hull
- Wood Design Of Blagdon - Newcastle upon Tyne
- Wood G W Engineering - Nuneaton
- Wood Group Heavy Industrial Turbines Ltd - Dundee
- Wood HIT Group Ltd - Dundee
- Wood Ian - Lowestoft
- Wood James H Engineers - Berwick upon Tweed
- Wood PA Engineering Services - Stoke on Trent
- Wood Perfect Ltd - Salisbury
- Wood Recyclability Ltd. - Ellon
- Woodall Nicholson Ltd - Bolton
- Woodall Steels Ltd. - Dudley
- Woodbank Consulting Engineers Ltd - Chester
- Woodbank Office Supplies - Stockport
- Woodbastwick Forge - Norwich
- Woodborough Wood Turners - Pewsey
- Woodbridge Engineering Co. Ltd. - Ipswich
- Woodbrige Wrought Iron - Woodbridge
- Woodburn Engineering (Contracts) Ltd. - Carrickfergus
- Woodcock and Wilson Ltd - Huddersfield
- Woodcrafts (Coventry) Ltd. - Coventry
- Woodcroft Engineering Co. Ltd. - Coventry
- Woodend Fabrications Ltd - Ashton under Lyne
- Woodfield Systems Ltd. - Whitstable
- Woodford Joinery - Birmingham
- Woodford Sheet Metal Ltd. - Heywood
- Woodgate Joinery - Cupar
- Woodgates - Leicester
- Woodgrange Joinery Works - Downpatrick
- Woodhey Engineering Co. Ltd. - Bacup
- Woodhill Frontier - Woking
- Woodhill Joinery - Clevedon
- Woodhouse Joinery - Stoke on Trent
- Woodhouse UK plc - Leamington Spa
- Woodland Consultancy Services Ltd - Borehamwood
- Woodland Engineering Ltd - Grantham
- Woodland Weighing Systems Ltd. - Sheffield
- Woodlands Generators Ltd. - Evesham
- Woodleigh Power Equipment Ltd - Waterlooville
- Woodleys Ltd - Maldon
- Woodman Engineering Ltd - Milton Keynes
- Woodmet Anodising Ltd. - Dukinfield
- Woodrow Engineering - Bury St Edmunds
- Woods and Hughes (Bolts and Screws) Ltd inc Taylor Embex Fastener - West Bromwich
- Woods Engineering - Bideford
- Woods F & I Plumbing & Heating Engineers - Bordon
- Woods Forge Ironworks - Otley
- Woods L J & Son - Coventry
- Woods Motor Accessories - Ilford
- Woods Pine - Hull
- Woods RF Technolgy Ltd - Bishops Stortford
- Woodseats Engineering - Sheffield
- Woodsetton Steels Ltd. - Oldbury
- Woodside Forge - Plymouth
- Woodside Metal Polishing Ltd. - Eastleigh
- Woodside Mouldings - Braintree
- Woodside Recycling - Reading
- Woodstock - Bourne End
- Woodstock Joinery Ltd. - Milton Keynes
- Woodstone Joinery - Wigston
- Woodstyle Joinery Ltd. - Morpeth
- Woodtech (Joinery) Ltd. - Middlesbrough
- Woodville Metals - Cardiff
- Woodward D G - Bourne
- Woodward International Inc - Prestwick
- Woodward Peet Engineering Services Ltd. - Stockport
- Woodwaste Control Engineering Ltd. - High Wycombe
- Woodway Engineering Ltd. - Coventry
- Woodwood (Door Controls) Ltd. - Chelmsford
- Wooldale Services - Holmfirth
- Wooler Ltd - Andover
- Woolgar Hunter Ltd. - Glasgow
- Woollard and Henry Ltd - Aberdeen
- Woolley Gmc Engineering Co. Ltd. - Coventry
- Wootton & Co. Ltd. - Burnley
- Wootton, D Agricultural Engineers - Daventry
- Worcester Aluminium Alloys Ltd - Malvern
- Worcester Controls - Haywards Heath
- Worcester Doors Ltd. - Dudley
- Worcester Presses Ltd - Stourbridge
- Worcestershire Steels Co - Redditch
- Wordsworth Holding plc - Grantham
- Workblades & Formers - Birmingham
- WorkPoint Environments Ltd - Colchester
- Works Design Ltd - London
- Works of Iron - London
- Workshop Supplies - Newton Aycliffe
- Worksop Galvanizing Ltd - Worksop
- Worksop Pallet Services - Worksop
- World of Home Improvements Ltd. - Maidstone
- World Rubber - Rushden
- Worldcare Ltd - Llandudno
- Worldwide Transmissions - Hull
- Worldwide Waterjet Ltd - Sandown
- Worldwideengineering.co.uk - Glasgow
- Worldwise Ltd. - Bournemouth
- Worlifts Ltd - Bromsgrove
- Wormald Ansul (UK) Ltd - Smethwick
- Wormald Burrows Partnership - Biggleswade
- Worrall F Engineering - Bilston
- Worswick Engineering Ltd - Blackburn
- Wortex (U K) Ltd. - Weybridge
- Worth and Co Blinds Ltd - Southend on Sea
- Worthing Boiler Services Ltd - Worthing
- Worthing Industrial Abrasives Ltd. - Worthing
- Worthington Sharpe Ltd - Manchester
- Worthway Auto Centre Ltd. - Keighley
- Wozair Ltd. - Gillingham
- Wp Lane Ltd. - Cheltenham
- WP Metals Ltd - Walsall
- WR Anderton and Company Ltd - Rochdale
- WR Pressings Ltd - Brighouse
- Wragg Bros (Metal Fabricators) Ltd - Wickford
- Wragg Enginering - Sheffield
- Wraith Engineering Ltd - Bristol
- Wraith Trailers - Scunthorpe
- Wrapping & Converting Systems Ltd. - Hyde
- Wraps UK Ltd - Wimborne
- Wrate Engineering - Teddington
- Wraxall (WPT International Ltd) - Rugby
- Wren Industrial & Marine Fabrications Ltd. - Liverpool
- Wren Metal Co. Ltd. - Oldham
- Wrentham Bike Shed - Beccles
- WRES Ltd - Poole
- Wrexham Blinds - Mold
- Wrexham Mineral Cables - Wrexham
- Wrexham Power Tool Services Ltd. - Wrexham
- WRH Marketing UK Ltd - Stansted
- Wright Christopher - Totnes
- Wright Consultancy Group - Colchester
- Wright Derek A - Twickenham
- Wright Design Ltd - Cambridge
- Wright Engineering - Ely
- Wright Engineering (Rainham) Ltd. - Rainham
- Wright Engineering Co (Nottingham) Ltd - Nottingham
- Wright Flow Technologies Ltd - Eastbourne
- Wright Machinery Ltd. - Ruislip
- Wright Manufacturing Services Ltd - Stratford upon Avon
- Wright Norman Frank - Chesham
- Wright Richard & Timothy - Wolverhampton
- Wright Stephen - Birmingham
- Wright Style Ltd - Devizes
- Wrightfield Ltd. - Eye
- Wrights Engineering UK Ltd - Ellesmere Port
- Wrightson Engineering Services Ltd. - Sheffield
- Wrigrove Engineering - Thornton Cleveleys
- Wrought and Curly - Gloucester
- Wrought Art - Derby
- Wrought Craft - Liversedge
- Wrought Iron Centre - Cardiff
- Wrought Iron Designs Ltd - Hitchin
- Wrought Iron Fabrication Enterprises - Leeds
- Wrought Iron Gate Co - Wigan
- Wrought Iron Plus - Lymm
- Wrought Iron Specialist - Manchester
- Wrought Ironwork - Rochester
- Wroughton Developments - Swindon
- WS Atkins plc - Epsom
- WS Hardware - Wolverhampton
- WS Industrial Designs - Leek
- Ws Realisations (2006) Ltd - Birmingham
- WSH Taylor Engineering Ltd - Crewe
- WSH Wireworkers Ltd - Etchingham
- WSI Internet Consulting and Education - Witney
- Wst Engineering Holdings Ltd - Chorley
- WT Fabrications Ltd - Manchester
- WTC (UK) Ltd - Peterborough
- Wtc Engineering Ltd. - Wigan
- Wtd Sheet Metal Fabrications Ltd. - Liversedge
- WTS Weeks Technical Services - Liverpool
- Wuerdle Packaging Ltd. - Rochdale
- Wup Doodle Ltd - Diss
- Wurth UK Ltd - Erith
- WW Technologies Ltd - Walsall
- Wyatt J R C & S J - Llandrindod Wells
- Wyatt Metal Services Ltd. - Salisbury
- Wychbury Engineering Services Ltd. - Worcester
- Wycis Engineering Co. Ltd. - Witham
- Wycliff Services Ltd. - Nottingham
- Wycombe Engineering - High Wycombe
- Wye Valley Engineering Ltd - Hereford
- Wye Valley Precision Engineering Ltd - Ross on Wye
- Wyern Engineering - Colchester
- Wyke Joinery - Hull
- Wyken Tools Ltd - Coventry
- Wykes Engineering Co. (Rushden) Ltd. - Rushden
- Wyko Fpt - Nottingham
- Wyko Industrial Distribution Ltd - Preston
- Wyko Industrial Group - Maidstone
- Wylie Joinery - Antrim
- Wylie Number Plates - Belfast
- Wyman-Gordon (Lincoln) Ltd. - Lincoln
- Wymark Ltd. - Cheltenham
- Wymbs Engineering Ltd - Macclesfield
- Wymondham Heating Services - Wymondham
- Wyndham Ltd - Neath
- Wynn David Engineering - Poole
- Wynn Marine Ltd - Cheltenham
- Wyre Repairs Ltd. - Maidenhead
- Wyss Tooling - Woking
- Wyvern Bindery - London
- Wyvern Sheet Metal and Fabrications Ltd - Worcester
- Wyverne Precision Engineering Ltd - Gateshead
