| Name | Location |
|---|
| C & A PROPERTY MAINTENANCE LIMITED | Chester le Street |
| C & B Plastering | Leicester |
| C & C (CLEETHORPES) LTD | Cleethorpes |
| C & C Builders | Bedford |
| C & C Building Services | Wirral |
| C & C Plastering & Maintenance | Birmingham |
| C & D Carpentry and Construction | Braintree |
| C & E DEVELOPMENTS | Huntingdon |
| C & J Thompson | Warrington |
| C & N Decorating | Swanley |
| C & P Waters Property Services Ltd | Darlington |
| C & S Electrical Repairs & Testing | Beverley |
| C & S Heating & Plumbing | Nelson |
| C & S LOCKSMITHS LIMITED | Johnstone |
| C & S Mobile Repairs | Melton Mowbray |
| C & S Services IMC Limited | Wantage |
| C + M ELECTRICAL + PLUMBING | Newton abbot |
| C a General builders | Middlewich |
| C A Miller Carpentry | Enfield |
| C A Riches Plumbing & Heating Services | Cramlington |
| C and G cleaning services | Chertsey |
| C and G Projects Ltd | Hedge End, Southampt |
| C Anderson and Sons LLP | London |
| C Armstrong Plumbing & Heating | Greater Manchester |
| C B Carpentry | Torquay |
| C B Electricals | Wednesbury |
| C B Garden Services | Belfast |
| C Beet Joinery | Nottingham |
| C Bleakley | Dunstable |
| C Burns | Luton |
| C D Electrical | Blandford Forum |
| C D Plumbing & Heating Solutions | Grimsby |
| C D Plumbing and Heating services | Banstead |
| C D S Roofing | Leeds |
| C Decorators | Paisley |
| C Douglas Joinery | Glasgow |
| C E Office Heating & Plumbing Services | HEREFORD |
| C Elliott | Thame oxon |
| C F Electrical | Leeds |
| C fox gas services | Port talbot |
| C G S | Whitley Bay |
| C G Tiling | Sutton Scotney, Winc |
| C H C CONTRACTS LIMITED | Stafford |
| C H Plastering and Building Services | Brighton |
| C Heslop electrical services | Stockton on tees |
| C HIGHLEY | Todmorden |
| C J B Plumbing and Heating | Worthing |
| C J Electrical | Hull |
| C J JEFFRIES | Caldicot |
| C J Moore Carpentry Services | Swindon |
| C J Plastering | Harrow |
| C J Riley | Wisbech |
| C J S Electrical Services | Loughton |
| C J'S PLUMBING & HEATING | Chiswick |
| C K Electrical Contractors | West wickham Kent |
| C K Gas Services | Leeds |
| C Kelly | Stockport |
| C Kelly Electrical | Larne |
| C L CORFIELD LIMITED | Doncaster |
| C M Dabbs | Liskeard |
| C MARSH BUILDERS LIMITED | Dereham |
| C Martin Plumbing & Heating | |
| C McGurk Building Contractor | Belfast |
| C McMullen Plastering Services | Rawtenstall |
| C Miller Electrical Services | Cheltenham |
| C O JOYCE LIMITED | Street |
| C O'Connor | Sutton Coldfield |
| C P BATHROOMS ABERDEEN LTD | |
| C P CARPENTRY | Lewes |
| C P F Plumbing and Heating | St Leonard’s on Sea |
| C P S Plumbing Heating Gas Drainage | Liverpool |
| C POPLAWSKI CONTRACTS LTD | Brandon |
| C R Falk Plumbing and Heating Limited | Braintree |
| C R M Building Service | London |
| C R Masters Plumbing & Heating | Bebington |
| C R Sealy Plumbing & Heating | Saint Leonards-on-sea |
| C R T Plumbing | Waltham Cross |
| C S I (SW) Ltd | Plymouth |
| C S Johnson Plumbing and Heating Solutions | |
| C S PROPERTY SOLUTIONS | Worksop |
| C S Roofing & Building | Sheffield |
| C smith | Rayliegh |
| C Squire Building Contractors | Camelford |
| C T Driveways & Landscaping | Newcastle |
| C WINTER BUILDING SERVICES | Slough |
| C X Boiler Tech | London |
| C&c vehicle repairs | Stoke |
| C&D Maintenance Services | Warrington |
| C&h Tiling Services | Atherstone |
| C&M Gas services | Telford |
| C&N Electrical Services Ltd | Portland |
| C&o Car Servicing | Ottershaw |
| C.A Electrical Services | Kettering |
| C.A.S Gas | Liverpool |
| C.B.H. Electrical | Stoke-on-Trent |
| C.Clark Electrical | Hull |
| C.D. Heating and Gas Services | Birmingham |
| C.D.S.Builders | Leyland |
| C.f. Gas Services | Warrington |
| C.K Joinery | Manchester |
| C.Liddell | Edinburgh |
| C.M Painter & Decorator | Aberdeen |
| C.P.S | Coventry |
| C.P.S | Stoke-on-Trent |
| C.R.C. Plumbing & Heating | Lisburn |
| C.S. North East Ltd | Houghton le Spring |
| C.S.G Electrical Services | Glasgow |
| C.S.G Heating | Newport |
| C.W Gas & Heating | Leicester |
| C.W Plumbing & Heating | Doncaster |
| C.W.L Arborist Tree Care | Swanley |
| C.W.P | Chippenham |
| C.White Electrical | Wells |
| CA Electrical Engineering | Iver |
| CA Electrical Services | Eastbourne |
| CA Howie | Prestwick |
| CAD Decorators | Liverpool |
| Cad plastering | Wolverhampton |
| Cader Electric | Dolgellau |
| CAE Electrical Services | Shrewsbury |
| Caemawr Carpentry | Llanelli |
| CAFFERTY CONSTRUCTION LTD | Radlett |
| Caigie Plumbing & Heating | Hamilton |
| Caine Construction | Kirkcaldy |
| Calder Plumbing & Heating | Halifax |
| Calderside Heating Co | Glasgow |
| Caldwell Decorators | Bonnyrigg |
| CALEDONIA ROOFING LTD | Denny |
| Caley & Son | Ipswich |
| Calida Electrical Ltd | Pontefract |
| Calin Constantine Construction | Bournemouth |
| Calin Vaida | Northampton |
| Call 4 Help | |
| Call A Van | Wendover, Aylesbury |
| Call Brady Ltd | Thatcham |
| Call it Plumbing | Sunderland |
| Call the Mechanic | Saffron Walden |
| Call2fix Ltd | Llandaff |
| CALLANDER JOINERS AND BUILDERS | |
| CallGas | Birmingham |
| Callum Innes Electrical Solutions | Tranent |
| Callun Electrical | Taunton |
| Cals Plastering | Walsall |
| Calum Mackay Plumbing and Heating | Livingston |
| Calvin Pennant Electrical | Oxford |
| Cam Gas Plumber | Cambridge |
| Camblin Decor | Craigavon |
| Cambria Maintenance Services Ltd | Holywell |
| Cambridge Carpentry and Construction Ltd | huntingdon |
| Cambridge Carpet Genies | CAMBRIDGE |
| Cambridge Electrical Co. Ltd | Cambridge |
| Cambridge Electrical Services ltd | Burwell |
| Cambridge Handy Man & Van Removals & Clearance | Cambridge |
| Cambridge Heating Services | STOCKTON |
| Cambridgesire County Construction | Huntingdon, cambridgeshire |
| CAMeleon Painting and Decorating Services | Braintree |
| Camera Solution | Oldham |
| Cameron - Carpenter | Upminster |
| CAMERON BUILDING AND LANDSCAPING SERVICES LTD | oxted |
| Cameron Makenzie Bathrooms By Design | Rickmanswoth |
| Cameron Osborn plumbing & heating | CLEATOR |
| Camkoff Plumbing and Heating Services | Thornton Heath |
| CAMPBELLS | Cromer |
| Camtech Drainage UK Ltd | Newport |
| Can-Do's Removals | Croydon |
| CANADA BUILDERS & ROOFING LTD | Bordon |
| Canary Gas | Oswestry |
| Cannon Gardens | Kingswood |
| Cannon Heating | Lewes |
| Cannon Plumbing and Heating Limited | London |
| CAP Plumbing & Heating | Warrington |
| Capital Boilers | London |
| CAPITAL CONTRACT SERVICES LTD | London |
| Capital Decorators | Cardiff |
| Capital Heat Ltd | London |
| Capital Heating | London |
| Capital Heating | Swanley |
| CAPITAL LOCKS | London |
| Capital Maintenance & Installation Ltd | London |
| Capital Preservation | Hemel Hempstead |
| Capital Removal Co | Cheltenham |
| Capital Roofing Ltd | Basildon |
| Capital UK Electrics Limited | Washington |
| CAPITOL FIRE & SECURITY SYSTEMS LTD | Bolton |
| Capitol Maintenance Limited | Belvedere |
| Cappson Construction Ltd | Orpington |
| Capricorn Carpets and upholstery cleaning | Caerphilly |
| CAR KEY PROBLEMS | Queensbury, Bradford |
| Car-Tek | Glasgow |
| Carbon Plumbing & Heating | Southampton |
| Cardiff Heating and Plumbing | Cardiff |
| Cardinal Automotive | Ringwood |
| Cardrick Plumbing and Heating Ltd | |
| Care Carpet Clean | Ipswich |
| CARE JONES PLUMBING SERVICES | Conwy |
| Care Projects | Plymouth |
| Caritas Homes Ltd | Peterlee |
| Carl Cunningham | Sheffield |
| Carl Parks | BRIGHTON |
| Carl Spriggs Electrical | Colchester |
| CARLYIA LIMITED | Fordingbridge |
| Carnegie Heating And Plumbing | |
| Carol & Colin's Cleaning Service Ltd | London |
| Carpencom Ltd | Hoddesdon |
| Carpenter | London |
| Carpenter & Joiner | Bracknell |
| Carpenter Joiner Handyboy UK | Harlow |
| Carpentry & Building Services | London |
| Carpentry & Handyman | Harwich |
| Carpentry & Joinery | Romford |
| Carpentry Concepts | London |
| Carpentry Works | Northwood |
| Carpet & upholstery Cleaning | Brighouse |
| Carpet Busterz | Spalding |
| Carpet Cleaning 24 | Sheffield |
| Carpet Cleaning in Reading | Reading |
| Carrdenzy (CD) | Nottingham |
| Carruthers Joinery Services | Carlisle |
| Cartelle Services | waterlooville |
| Carter SBM Limited | Kettering |
| Carter Thomas Construction Ltd | Newport |
| Cartwright Plastering Ltd | Solihull |
| CAS Plumbing | London |
| CAS Plumbing & Heating | Sheerness |
| Case Electrical Services Ltd | Darwen |
| Cass-Gas | |
| Cassidy Heating and Gas | Hexham |
| Cassons Garage Auto Repairs | East Kilbride |
| Castle Carpet Care | Wokingham |
| Castle Donington Heating and Plumbing Solutions | Derby |
| Castle Electrical | Reading |
| Castle Electrical | Bridport |
| Castle Graig Electrical & Building Contractors | Swansea |
| Castle Hill Home Renovations | Huddersfield |
| Castle Services | Gillingham |
| Castle View Electrical Services | Hull |
| Catalin Painting Services | Glasgow |
| CATCH 22 LOCKSMITH | Cheltenham |
| Catt Electrical | Bournemouth |
| Cattelectric+tech Services | Darlington |
| Cavern Electrical & Mechanical Services Ltd | Sidcup |
| CB Gas | Kettering |
| CB Heating Solutions | Gloucester |
| CB plastering Ltd | Stockport |
| CB7 Oil & Gas | Wicken |
| CBC Electrical and Security | Derby |
| CBC Plumbing & Heating | Middlesbrough |
| CBD INTERIORS LTD | |
| CBM Electrical Ltd | Maidstone |
| CBS 2002 Ltd | Basingstoke |
| CC & D Building Ltd | London |
| CC ELECTRICAL SERVICES | |
| CC&D BUILDING LTD | London |
| CCA Plumbing | Northallerton |
| CCC' Gas Services | GOSPORT |
| Cclean-care ltd | Bromley |
| CCS Electrical Services | Newcastle upon Tyne |
| CCS York | York |
| CCSiteServices Ltd | London |
| CCTV CO | Brighton |
| CCTV Direct UK | Blackburn |
| CCTV Door Entry Intruder Alarm av engineer | London |
| CCTV Scotland | Boness |
| CD Carpentry Services | Sutton Coldfield |
| CD Electrical | Fetcham |
| CD Plumbers | London |
| CD Plumbing | Livingston |
| CD Plumbing & Gas Services | Newtownabbey |
| CD Plumbing and Heating (Midlands) LTD | Walsall |
| CDI Services | Epping |
| CDJ Electrical | Treorchy |
| Cdl tyres and car maintance | South Normanton, Alfreton |
| CDM Electrical Services | Fareham |
| CDM Plumbing and Heating | Nottingham |
| CDMS | edinburgh |
| CDS Builders and Joiners | Darlington |
| CDS Collis Drainage Services | Thatcham |
| Cds gardening services | West Malling |
| CDS Heating | Watford |
| CDT BUILDING & ROOFING | Salford |
| Cedar Electrical | PINNER |
| Cedar Landscapes | Wrangle, Boston |
| CEJ Plumbing & Heating | Bolton |
| CEKA CONSTRUCTION LTD | Greenford |
| Celtic Plumbing & Heating Services Ltd | Ross-on-Wye |
| Celtic Plumbing Ltd | London |
| Cem Wills Plastering Services | CAERNARFON |
| CEMS Ltd | Chesterfield |
| Cenral Gas Services | Edinburgh |
| Central City Cleaners | Exeter |
| Central Electrical Solutions Ltd | Brighton |
| CENTRAL GAS SOLUTIONS LIMITED | |
| Central Heating & Plumbing | London |
| Central Heating Services | Glasgow |
| Central Heating Services UK Ltd | Porthcawl |
| Central Hgt & Plumbing Ins | london |
| Central Sussex Electricians | Haywards Heath |
| Centralec | Bridgwater |
| Centre point construction services ltd | Teignmouth |
| Centrel Zone Ltd | Birmingham |
| Centrum Services | Chester Le St |
| Centurion Construct Maintain Ltd | Northampton |
| CEP Services | Forest row |
| Certificates4UK Ltd | London |
| Certified Circuits | London |
| Certified Gas Heating Ltd | London |
| CES Electrical Services | Enfield |
| Ceylon Removals | Pinner |
| CF Low Cost Removals | St helens |
| CG Decorator | Fife |
| CG Electrics ltd | |
| CG plumbing and heating | Fraddon |
| CG Watkins Garden Services | Kidderminster |
| CGH Plumbing & Heating Services | Cardiff |
| CGH Plumbing and Heating | grays |
| CGM Gas Maintenance | Dundee |
| CGP Plumbing and Heating | Bridport |
| CGS | Bishop Auckland |
| CH ELectrical | Sheerness |
| CH Joinery | Preston |
| CH Plumbing & Heating | London |
| Ch-Oakdesign Ltd | London |
| Chadwicks VW , skoda, seat - Mobile Specialist | Rochdale |
| Chambers Electrical Services | Leominster |
| Chameleon CCTV & Security Ltd | Kenilworth |
| Chameleon.decorators@yahoo.co.uk | Christchurch |
| CHANDER CONSTRUCTION LIMITED | |
| CHAP Domestics | Altrincham |
| Chaplins Removals | Tiverton |
| CHAPS Central Heating & Plumbing Specialists | Burnley |
| Charisma Heating | London |
| Charles B Sams | Llanelli |
| Charles Dobie Builders | Mauchline |
| Charleton Decorators | Ayr |
| Charlie Arnold | Bath |
| Charlie the Chippie | Wanstead |
| Charlies Garden Services | Gerrards Cross |
| Charlottes angels cleaning company | Corby |
| Charlton Plumbing & Heating | |
| Charltons Heating and Plumbing Ltd | Flimwell |
| Charltons Heating Services | Emsworth |
| Charnwood Builders | Loughborough |
| CHARTLEY TREE & HEDGE SERVICES | Middlewich |
| Chase Electrical | Stowmarket |
| Chase Side Plumbing & Heating | |
| ChasingDreams30 | bexhill |
| Chatfield Plumbing and Heating | Uttoxeter |
| CHD Electrical | London |
| Cheap Midlands Removals | Birmingham |
| Checkmate Gas | LONDON |
| Checkpoint 2K Ltd | Huddersfield |
| Cheesmans Plumbers | Coulsdon |
| Chelmer Window Cleaning | Chelmsford |
| CHELMSFORD LOCKS | chelmsford |
| Cheshire Boilers | Northwich |
| CHESHIRE CAT CONSTRUCTION LTD | Winsford |
| Cheshire Landscaping Services | Chester |
| Cheshire Locksmiths | Nantwich |
| Cheshire Property Repairs | Ellesmere port |
| Cheshire Roofing Building Construction | Chester |
| Chesney Construction | Blackpool |
| Chesterfield Electrical Ltd | Chesterfield |
| Chesterton Electrical Contractors Ltd | Bexleyheath |
| Cheviot Tiling Services | Northumberland |
| Chevys 1Call Ltd | Hertford |
| Chichester Builders Ltd | Emsworth |
| Chichester Gas Services | Bognor Regis |
| Chill Air Conditioning Ltd | Nottingham |
| Chill Clean Services | Walsall |
| Chilo Plumbing & Heating Services Ltd | Southampton |
| CHIPPER SHOPFITTING LIMITED | Bristol |
| Chislehurst Electrical Ltd | Chislehurst |
| Chiswick Heating | |
| Choice Carpet Cleaning | Bristol |
| Choice Heating | BURY ST EDMUNDS |
| Choice Plastering | Warfield Bracknell |
| Chorlton Tyres Ltd | Manchester |
| Chris Bow Plastering | Kidderminster |
| Chris Brown Electrical Ltd | Redhill |
| Chris Burchell General Gardener | Halesworth |
| Chris Burnett | Harlow |
| Chris Canham Plumbing & Heating | Saltash |
| Chris Day Tree Services Ltd | Conisbrough, Doncast |
| Chris Derrick Electrical | Leicester |
| CHRIS DOWLING BUILDING | High Wycombe |
| Chris Dunne Electrical Contractors | Wirral |
| Chris Ellis Project Service | London |
| Chris Farley Carpentry & Construction | Swansea |
| Chris Filmer | |
| Chris Gill Tree Surgery Ltd | Blaydon |
| Chris Hern | Woking |
| Chris Hughes Plumbing & Heating Engineer | Stowmarket |
| Chris James Electrical | Broadstairs |
| Chris Kinsey Plumbing and Heating | Neath |
| Chris Larrett | Exmouth |
| CHRIS LOVE BUILDING | Nottingham |
| Chris Macdermott Plumbing and Heating Services | Exeter |
| Chris Ovens Joinery | Newark |
| Chris Plumbing Services | London |
| Chris Rollafson Building | Colchester |
| Chris Roy Joinery | Ayr |
| Chris Smith Plumbing Heating Water Ltd | Bristol |
| Chris Soulsby Electrical Services Ltd | South Petherton |
| Chris Stephens | Leiston |
| Chris Walls Electrical | |
| Chris Watts Building & Maintenance Ltd. | Wincanton |
| Chris Westwood | Rotherham |
| Chris Williams Construction | Mold |
| Chris Wilson Electrical Ltd | Chorley |
| Chris's Handyman & Plumbing Team | London |
| Chrisalis Interiors | |
| chrisdunncleaning.com | Spilsby |
| Chrispol | New Malden |
| ChrisTan Carpentry | Ilford |
| Christchurch Carpentry & Build | Livingstone Road, Ch |
| Christian Jenkins Plumbing and Heating Services | Bridgend |
| Christopher Baker T/A Westella Plumbing & Heating Contractors | Hull |
| Christopher Griffin Decorators | Glasgow |
| Christopher McCallion | Billericay |
| Christos Installations Ltd | Nottingham |
| Chs power Washing Services | Ballymoney |
| Church Stewart Painters & Decorators | Bristol |
| Churchfield Gas Services | |
| Churchill Roofing and Building | Walsall |
| CHURCHWOOD MANAGEMENT LTD | London |
| CID Heating Services | |
| Cinderella Cardiff Quality Cleaning | Cardiff |
| Cinders Plumbing and Heating Ltd | Tenterden |
| Cipher-Electrical Limited | Coventry |
| Cirro Building Services Ltd | Lincoln |
| Citigas Glasgow | Glasgow |
| city carpentry | London |
| City Cleaning Ltd | Pontefract |
| City Electrics NICEIC Approved | london |
| City Gas | Newcastle Upon Tyne |
| City Gas & Heating Service | Birmingham |
| City Gas & Plumbing | |
| City Gas and Electrical Services Ltd | Rugely |
| City Gas Heating Ltd | Hayes |
| City Gas Services Birmingham Ltd | Birmingham |
| City Heating Ltd | Berkshire |
| CITY MAINTENANCE | Edinburgh |
| City Plastering & Painting Services | Waterlooville |
| City Services | Luton |
| City Tiling | Norwich |
| City Warmth Plumbing & Heating Ltd | |
| Citywide plumbing&heating | Edmonton |
| CJ Carpentry Service | Merthyr Tydfil |
| CJ Design & Build plumbing & Refurbishment | Herne Bay |
| CJ Joiners | glasgow |
| CJ Plastering | Branknall |
| CJ Plumbing & Heating | Peterborough |
| CJ's Patio Cleaning & Garden Service | Peterborough |
| CJA Plumbing and Heating | Wigan |
| CJA Property Maintenance | Glasgow |
| CJB Electrical Services Limited | Harefield |
| Cjb plumbing and heating | wirral |
| CJB Tiling | Wigan |
| CJB Tree Surgery & Garden Maintenance | Alton |
| Cjbpropertymaintainance | Watford |
| CJM Builders | Spalding |
| CJN Electrical Services | Manchester |
| CJO Plumbing & Heating | COLCHESTER |
| CJP Heating Tech & Plumbing | |
| CJR Garden Serivces | Dorking |
| CJR Plumbing & Heating | Norwich |
| CJS Plumbing, Heating & Mechanical Services | |
| CJS PROPERTY SERVICES NW | Bolton |
| CK Plumbing and Heating | Hemel Hempstead |
| CK1 Gasolution Ltd | Greenhithe |
| Ckb property care | Bristol |
| CKD Cleaning Services | Hebburn |
| CKG Solutions Ltd | Great Billington |
| CKS Electrical Ltd | New Rossington, Donc |
| CLAPHAM BUILDING COMPANY | London |
| Clare 's Cleaning Service | Torquay |
| CLARENDON CONSTRUCTION LTD | Rothwell |
| CLARENDON ROOFING & BLDG LTD | |
| Clark & Withers | Epsom |
| CLARK PROPERTIES LIMITED | Aberdeenshire |
| Clark's Cleaning | Wirral |
| Clark's Gas Solutions | Wimborne |
| CLARKE BUILDING:ROOFING | Cheddar |
| Clarke Electrical Contractors | Liverpool |
| Clarke's Gas Services | Faversham |
| Clarkes of Brighton | Brighton |
| Class Electrics | Tamworth |
| CLASSIC BUILDING | |
| Classic Plumbing and Heating Ltd | South Shields |
| Classic Tiling (Midlands) Ltd | Birmingham |
| Classical Ceramics Ltd | Bordon |
| Classicwood Carpentry | Banbury |
| Claudiu Plumbing & Heating | Edgware |
| Claustrade | Dagenham |
| Clayton Mathison | Thetford |
| Clean & Clear | Birmingham |
| Clean & Clear | Liverpool |
| Clean & Clear Properties Limited | Oxford |
| Clean & Shine | London |
| Clean Cut Lawn Care & Landscaping | Armagh |
| Clean Lawn Cut & Landscape | Ayr |
| Clean N' Tidy | York |
| Clean Portsmouth | SOUTHSEA |
| Clean Roof UK | Manchester |
| Clean Slate Cleaning Services Ltd | Colchester |
| Clean You'Re Act Up! | Glasgow |
| Clean4U | Alton |
| Cleaner Near You | London |
| Cleaning & Housekeeping Lady | Leicester |
| Cleaning by Elsa | Larne |
| Cleaning Knodge | bolton |
| Cleaning Property Services | Coventry |
| Cleaning Service | Mitcham |
| Cleaning Services | Maidenhead |
| Cleaning Services - We Can Do It | Milford Haven |
| CleanKing | Bournemouth |
| Clear Choice Plumbing Ltd | Thornton Heath |
| clear property management (Se) ltd | Dartford |
| Clear Reach | Exmouth |
| Clear View | Epsom |
| Clear View of Silverton Traditional Window Cleaning | Exeter |
| Clear View Window Cleaning | Elgin |
| Clear View Window Domestic & Commercial Window Cleaning | Rochdale |
| Clearbrook Plumbing and Heating | Yelverton |
| Clearoute Ltd | Leicester |
| Clearseal Windows | Liverpool |
| Clearview Cleaning Services | Gosport |
| Clearwater Plumbing | dover |
| Clearwater Plumbing & Heating Ltd | Grays |
| Clearways Construction | East Grinstead |
| Clemente Gas | Wolverhampton |
| Clements Gas Services | Redditch |
| Clent Electrical Limited | Halesowen |
| Cleveland Electrics | Huddersfield |
| Cleveland Pest Control | Guisborough |
| Click Gas | Bradford |
| Cliff Lathom | Launceston |
| Cliffs Heating | Northampton |
| Clift Electrical | |
| Climate Combustion | Harrietsham, Maidsto |
| Climate controls heating&cooling | Wednesbury |
| Climate Engineering System Ltd | Hemel Hempstead |
| Clinical Tree & Garden Care | Leicester |
| Clint Harper | Solihull |
| Clinton Heating and Plumbing Specialists | Lincoln |
| Clive Williams | Brentwood |
| CLJ Building Ltd | Stanmore |
| CLK Plumbing & Heating Services | Bradford |
| CLO Plumbing & Maintenance | Hengoed |
| CLORWARD BUILDERS | Carshalton |
| Close Electrical Services | West Calder |
| Closed | Leek |
| Cloudpainters | London |
| Clover Lofts & Extensions | Epping |
| Cluett Construction | Southampton |
| Clyde Carriers | Greenock |
| Clyde construction property maintenance | Greenock |
| CM ELECTRICAL | |
| CM Joinery & Maintenance | Belfast |
| CM Tiling | Lisburn |
| CMB Plastering | Torquay |
| CMC Plumbing & Heating | Newton Abbot |
| CMD Decorators & Maintenance | Accrington |
| CMD Electrics | Longfield |
| cmd plumbing & heating | Bridgwater |
| CMF Construction (UK) Ltd | Woodford Green |
| CMG Bricklayer | Heckmondwike |
| CMK SERVICES | Glasgow |
| CMS | Doncaster |
| Cmw plastering | Leicester |
| Cn plumbing and heating | Oldham |
| Cnl Construction Ltd | Croydon |
| Coast Electrical Services Ltd | Blyth |
| COASTAL CARPENTRY & SHOP FITT | Neath |
| Coastal Drains | Lancaster |
| Cobalt Commercial UK Limited | London |
| Code Security & Electrical | |
| COI Electrics | Abbots Langley |
| COIM Plumbing & Heating | Stoke on trent |
| Coin Construction Ltd | London |
| col furr | Preston |
| COLCHESTER PLUMBING & HEATING SERVICES LTD | COLCHESTER |
| Coleraine Boiler Services | Coleraine |
| Coles Group Services | Stonehouse |
| Colin Allen Plumbing and Heating Engineer | Perth |
| Colin Bell Plumbing And Heating Services | Saltburn-by-the-Sea |
| Colin Cox | Birmingham |
| Colin Gilmore Building Contractor | Newtownards |
| Colin Gordon's Electrical Service | Brierley Hill |
| Colin Hedley Electrical Contractor | |
| Colin Peacock | Huntingdon |
| COLIN RICHARDSON CONTRACTORS | Newport |
| Colin Shettle Master Painters & Decorators, Building & Maintenance Con | London |
| Colin Williams | Cheltenham |
| Collibrook Heating Services Limited | Langton Road, Tunbri |
| Collier Garage Doors | Braintree, Essex |
| Collier Gas Plumbing & Heating Services | London |
| Collins and collins decorating | Chippenham |
| Collins Home Improvements Ltd | Ash, Sevenoaks |
| Collins Security | Gosport |
| Coln Valley Carpentry & Joinery Ltd | Fairford |
| Colney Building and Maintenance Services | St albans |
| Colorkey | Newton Abbot |
| COLWIN CONSTRUCTION LTD | Chelmsford |
| Combi Comfort | Swansea |
| Combi Doctor Ltd | Warrington |
| Combico Heating | Bolton |
| Comer Electrical Ltd | Oldham |
| Comfasol refrigeration | Macclesfield |
| Comfort Crew Heating & Construction London | Wembley |
| Comfort Heating Stoves | Exmouth |
| Comfort Zone Projects | MANCHESTER |
| Comfy Heating & Plumbing Ltd | Reading |
| Commercial Cleaning Company(york)ltd | York |
| Commercial Gas Systems Ltd | Harrow |
| Commonwealth Trees | Hope Valley |
| COMMUNICATION POWER & SECURITY LIMITED | Maidstone |
| Compass group services | Hertford |
| Competent Electrical Ltd | Birmingham |
| COMPLETE BATHROOM SOLUTIONS | High Wycombe |
| COMPLETE BLDG & PLASTIC INSTA | Ripley |
| COMPLETE BUILD& REFURB SERV LT | Rotherham |
| Complete building | Stafford |
| COMPLETE BUILDING SERVICES | Blackburn |
| Complete Carpentry | Ilford |
| COMPLETE CIVIL ENGINEERING | Edgware |
| COMPLETE CONTRACTS | Oldbury |
| Complete Conversions | Gateshead |
| Complete Heat | |
| Complete Heat | |
| Complete Heat Services Ltd | London |
| Complete Heating Bathroom and Tile ltd | Birmingham |
| complete heating care ltd | Nottingham |
| COMPLETE HOME ENERGY SOLUT LTD | Liverpool |
| Complete Home Solutions | Wirral |
| Complete Interiors & Plumbing Limited | Atherstone |
| Complete Joinery Solutions North East | Newcastle upon Tyne |
| Complete Maintenance Solution | Lytham Saint Annes |
| Complete Plasterers | Birmingham |
| Complete plastering ncle | Newcastle |
| Complete Plumbing and Gas | Bradford |
| Complete Plumbing Clean Energy dm Ltd | London |
| Complete Plumbing Services | Cardiff |
| Complete Power Solutions | Harlow |
| Complete Property Care (UK) Ltd | Chesham |
| Complete Property Solutions | Barry |
| Complete Property Solutions | Nottingham |
| Complete Property Solutions (Sussex) Limited | 5 Newhaven Workshops, Beach Close, Newha |
| Complete Refurbishment Service | Bracknell |
| Complete Solution Cleaning | Worthing |
| Complete Solutions | Sevenoaks |
| Complete Wiring Solutions | Darlington |
| Completely Clean | Oldham |
| CompleteRenovations | Bognor Regis |
| Complex Construction | Welwyn Garden City |
| Comprehensive Electrical | Solihull |
| Conan Dignan | London |
| Concept 360 Electrical Division | Bath |
| Concept Construction & Supply Ltd | Southall |
| Concept Design Group | Plymouth |
| Concept Plus Property Services | Aberdeen |
| Concept Property Maintenance Ltd | Bristol |
| Concept Roofing & Pointing | Bolton |
| Conceptual Construction Ltd | Brighton |
| Concord Metropolitan Construction | Harrow |
| Connect Electrical Solutions | Solihull |
| Connect Plumbing & Heating | Blackburn |
| Connection Gas, Kitchens and Bathrooms | Wyke, Bradford |
| Connections Electrical Services | Bridgend |
| Connell Construction | |
| CONNOLLY ELECTRICAL | Birmingham |
| Connor Mallon | Armagh |
| Conrad Lees Electrical Services | Ilfracombe |
| Conrec | Covent Garden |
| Conroy Electrics | Hemel Hempstead |
| Constant Cooled Ltd | Hounslow |
| Constant heating ltd | Willenhall |
| Constantin Chiciu | Edinburgh |
| Constantina Locksmith | London |
| Construction | London |
| Construction | Wallington |
| CONSTRUCTION EXPRESS | Banstead |
| Construction Industry | Wokingham |
| Contac Electrical Engineers Ltd | London Soutgate |
| Conway Ceramics | Coventry |
| Conway Plumbing and Heating Services | Glasgow |
| Cookes Tiling | Breaston, Derby |
| Cookson Building Services | Nottingham |
| Cool & Air | London |
| Cool Heating | Peterborough |
| Cooling and Heating Services | Lancaster |
| Coolworks | Telford |
| Cope | Brixham |
| Copper Electrical Services | Nottingham |
| Coppertop Plumbing | Linlithgow |
| Corbec Electrical Ltd | Aylesbury |
| Corbenford Plumbing and Gas | Brighton |
| Corcoran's Leeds Man & Van Removals | Leeds |
| Corderoy Building Services | Reading |
| Cordy Heating | Aberystwyth |
| Core PG | London |
| Core Plumbing Solutions Ltd | Plymouth |
| Corgas | Sittingbourne |
| Corin Electrical | Saint Ives |
| Cornerstone Plastering | St Ives, Cornwall |
| Cornerstone Property Maintenance | Maidstone |
| Cornerways Electrical (North Devon) | Ilfracombe |
| Cornwall Electrics | Bodmin |
| Cornwall Energy Ltd | |
| Corrie Dec | guildford |
| Cos2Build Trade Windows | Moffat |
| CoShaw Heating | Hitchin |
| Costel Developments Ltd | High Wycombe |
| Costello Building Contractors | Cleckheaton |
| Costin Oliver Achim | London |
| Cosy Glow Heating Limited | southa mpton |
| Cosy Heating and Plumbing Company | Solihull |
| Cosywarm | Sheffield |
| Cotswold Connections | Stroud |
| Cotswold Edge Gardens | Bristol |
| Cotswold Electrical Est 1995 | Stroud |
| Cottam Gas Services | Preston |
| Cottrell Plumbing & Heating Ltd | Witney |
| COUNTRYWIDE PLUMBING & GAS SERVICES | Innerleithen |
| County Durham Garden Services | Shildon |
| County Electric | Birmingham |
| COUNTY LOCKSMITHS | Basildon |
| County Plumbing And Heating | Rushden |
| Court Electrical Contractors Ltd | Poole |
| Courtnage Builders | Reading |
| COUTTS ROOFING | |
| Coventry Electricians | Coventry |
| Coventry Man with Van | Coventry |
| Covert Security Solutions | Leatherhead |
| CozyGas | |
| CP Bathrooms Aberdeen Ltd | Aberdeen |
| CP Electrics | Llanon |
| CP Plumbing & Heating Scotland Ltd | Glasgow |
| CP Plumbing And Heating | Blackpool |
| CPB Gas Engineers | bolton |
| CPC Electrical | Selby |
| CPC Electrical | Stoke on Trent |
| CPD Electrical | Bournemouth |
| CPM Nottingham | Burton Joyce |
| CPR Electrical | Wirral |
| CPR Property maintenance | Skelmersdale |
| CPS Construction | Marden, Tonbridge |
| CPS Electrical | Wakefield |
| CPS Electrical Services | Bournemouth |
| CPS Landscapes | Portslade, Brighton |
| CPS Plumbing & Heating/Boiler Services | Craigavon |
| CPSGas | |
| CPT Brickwork Ltd | Bracknell |
| CPW Electrical Solutions LTD | Stanford le hope |
| CR Joiners | Cardross |
| CR Plumbheat | Glasgow |
| CR Plumbing and Heating and Maintenance | Cardiff |
| CR Wallbank Heating | Accrington |
| CRAFT HOMES LIMITED | Selby |
| CRAIG ANDREW WOODHOUSE | Goole |
| Craig Burgess | Cramlington |
| Craig Daniels | Manchester |
| Craig Deary | |
| Craig Gower | Milton keynes |
| Craig Hawthorn Plumbing & Heating | Lanark |
| craig hollowell | Musselburgh |
| CRAIG MARTIN PLASTERING | Broxburn |
| Craig ODonoghue Heating | Cardiff |
| Craig Rodgerson | Hawick |
| Craig Smith Decorators | Shelf, Halifax |
| Craig Smith Joinery | Nottingham |
| Craig The Sparky | Saint Ives |
| Craig Vaughan Tiling Contractors | Leeds |
| CRANA MASONRY LIMITED | Coventry |
| Crane Plumbing | Nottingham |
| Crane Plumbing and Heating | Congleton |
| Cranford Plumbing. | |
| Cranwells Construction | Cranbrook |
| Craven Construction (2007) LTD | Telford |
| Crawford Gas | Birmingham |
| Creative Carpenters | Harrow |
| Creative Ceramics | Bournemouth |
| Creative Chic | Chewton Mendip |
| Creative Light & Power Ltd | Bexhill on Sea |
| Creative Spaces (UK) Ltd | Halifax |
| Creative Tiling | Ilford |
| Creesons Plumbing & Heating | Ramsgate |
| CRESCENT CONSTRUCTION | |
| Crescent Electrical | Littlehampton |
| Cresswells Plumbing & Heating | Bridlington |
| Crest Construction and Interiors Ltd | Edgware |
| Crest Plumbing Solutions | Haywards Heath |
| CRG Plumbing | Warrington |
| Cristal Clean | South Croydon |
| Cristal Garden | Edgware |
| CRJ Plumbing & Heating | South London |
| Crook Security | Folkestone |
| Crosby Carpet Cleaning | Southport |
| Crosby Heating Renewables Ltd | Liverpool |
| Crosby Locksmith | Liverpool |
| Crosby Property Maintenance | Liverpool |
| Cross Builders | Folkestone |
| Crossley Ceramics | Abingdon |
| Croston Electrical | Leyland |
| Crouzieres | Catford |
| Crown Cutters Tree Care | Ellesmere Port |
| Crown Gas Plumbing & Heating | Kenley |
| CROWNSHIELD INTERIORS LTD | BRACKNELL |
| Croxy Gas Ltd | Orpington |
| CRS Limited | Otley |
| CRS Plumbing and Heating | Southampton |
| Crucial Trades | Lincoln |
| Crusader Locksmiths | Derby |
| Crystal Clean Services | Loughborough |
| Crystal Clean Window Cleaners | Guildford |
| Crystal Clear | CRAIGAVON |
| Crystal Clear Cleaning Ltd | London |
| Crystal Clear Cleaning Services | Solihull |
| Crystal Home Support | Nottingham |
| CRYSTAL OAK CONSTRUCTION | |
| Crystal Property Cleaning Ltd | Twickenham |
| Crystal Shine Cleaning Service | Nottingham |
| CS Bathrooms | Gillingham |
| CS Electrics | Stockton on tees |
| CS Gas Services | Rossendale |
| CS Gas Services | Leicester |
| CS Heating | West Wickham |
| CS Landscape Gardening & Tree Services | Abergavenny |
| CS Murray | Sevenoaks |
| CS PLASTERING & BUILDING SERVICES | bristol |
| CSB Tree Surgery | Sutton Coldfield |
| CSD Plumbing & Heating Ltd | Hull |
| CSK Plumbing & Heating | Coventry |
| Csm building services | Basildon |
| CSM Electrical | Bristol |
| CSW Building & Maintenance | Ormskirk |
| CT Electrical Services | Wolverhampton |
| CT Interiors | Carshalton |
| CT Plumbing & Heating | Higham Ferrers |
| CT Plumbing Heating & Gas | Glasgow |
| CT Plumbing Heating and Renewables | Gunnislake |
| CT Services | Leicester |
| CTC construction | Liverpool |
| CTC Heating Services | Bromley |
| Cube gas | London |
| Cubit Contracts | Redditch |
| Cuckmere Crescent | Crawley |
| Cullen Plumbing & Heating Ltd | Edinburgh |
| Cummins Construction | Basingstoke |
| Curaplumb | Leicester |
| Cure a Car | Sandycroct |
| Current Connection Electrical Services | Thatcham |
| Current Direction Electrical Services | Crayford, Dartford |
| Currie West End Plasterers | Glasgow |
| Curry Plumbing Services Ltd | Enniskillen |
| Curtis & Bilmes | Eastbourne |
| Curtis Carpentry Services | Wallingford |
| Curtisey Electrical Ltd | |
| Curzon Carpentry Services | London |
| Cushnahan Electrics | Dungannon |
| Custom Auto Finish | Keighley |
| Custom Security Installations Ltd | Howard Close, Waltha |
| Cut No Corners | Durham |
| Cut The Mustard Plumbing and Heating Limited | Mitcham |
| Cutbush Renovations | Reading |
| Cuttingedge-Tiling | Penicuik |
| CVI.BUILDERS LTD | London |
| Cw building services | Potters bar |
| CW Electrical | Southport |
| CW Electrical | Milton Keynes |
| CW Electrical (Herts) Ltd | Buntingford |
| CW Interiors | Walsall |
| CW Plastering | Leamington Spa |
| CWC ltd | Glossop |
| CWCS | Aberdeen |
| Cwm carpentry | Treorchy |
| CWP Locksmiths 24/7 Emergency Calls | Hull |
| CX Developments Limited | strathaven |
| Cyan Flame Services | London |
| Cynosure Construction Ltd | Coulsdon |
| Cyrus Services International | London |
