| Name | Location |
|---|
| D & A Locksmiths | Llanelli |
| D & B Contractors | Southampton |
| D & B Electrical Contractors Ltd | Winchester |
| D & B Glazing Ltd | Newark |
| D & C Electrical Contractors | Birchington |
| D & D Electrics | Essex |
| D & D LOCKSMITHING & KEY CUTTING | Bristol |
| D & D Plumbing | Littlehampton |
| D & D Plumbing and Heating | |
| D & D Property Maintenance | Watford |
| D & E Plumbing & Heating | Horley |
| D & G Plumbing & Heating | Sheffield |
| D & I Services Ltd | London |
| D & K INTERIORS | Liverpool |
| D & K SERVICES | Dudley |
| D & L Carpentry Ltd | Larkfield, Aylesford |
| D & M Solutions of Sandbach Ltd | Sandbach |
| D & R Exterior Restoration | Farnborough |
| D & S Joinery | Manchester |
| D & S JOINERY | Sheffield |
| D & S South East Ltd | East Malling |
| D A Geeves Plumbing & Heating | Barnet |
| D A P CONSTRUCTION | Worcester Park |
| D A R Electrical Services | Birmingham |
| D A Utility Services Ltd | Deeside |
| D and A Electrical | presteigne |
| D and D Plumbing and Heating | Blyth |
| D and D Property Maintenance | Bracknell |
| D and s maintenance | London |
| D B Auto Solutions ltd | Sutton at hone |
| D B Domestic Services | Sandbach |
| D Bailey Gas Services | York |
| D Baker & Son Flooring Contractor | Station Approach, Ta |
| D Barr Plumbing and Heating Services | Accrington |
| D Birtles Electrical Services | ipswich |
| D Boyd Decorator | Kilmarnock |
| D Bramley Gas | |
| D Briody | Watford |
| D Brogden Gas Services | Huddersfield |
| D Browne | Coulsdon |
| D C BUILDING SERVICES | Hawick |
| D C Electrical | Bolton |
| D C Electrical | London |
| D C Electrical Services | Stevenage |
| D C Electrical Services | Wakefield |
| D C Guppy Plumbing & Heating Ltd | Nr Whitchurch |
| D C Heating Solutions | Worthing |
| D C R Builders Kent | Chatham |
| D CARPENTRY & JOINERY | Plymouth |
| D Clark Heating And Plumbing | Hersham |
| D Clennell Electrical | Cockfield |
| D D Corbett | wrexham |
| D D Loft Conversions | Bexley |
| D D Services | London |
| D DALTON T/A D C S SERVICES | Rochford |
| D dennis | Newport |
| D DOCKERILL & SON LTD | Billericay |
| D Drodge Builders | Hedge End |
| D F S Roofing Limited | Westergate, Chichest |
| D G Duck & Son | Bristol |
| D G Electrical Services | Barnsley |
| D G GRINDELL + CO | Milton Keynes |
| D G Services | Montrose |
| D Grant Plastering | Glasgow |
| D Grogan | Wakefield |
| D H Building & Carpentry | Rochester |
| D H Installations | Bristol |
| D H Landscapes & Fencing | Altrincham |
| D Hiley & Sons Building Plastering Services Ltd | London |
| D Hopkins Plumbing & Heating | Bideford |
| D Howatson Building & Landscaping Services | Largs |
| D J Ainsworth Plastering | Birmingham |
| D J Allen Plumbing & Heating Ltd | Sheffield |
| D J Carpentry & Joiners (Norfolk) | Dereham |
| D J E Joinery | Plymouth |
| D J Gibbons Painters & Decorators | Penrhyn bay |
| D J Hall Painting & Decorating | Hove |
| D J J BRICKWORK LIMITED | Billericay |
| D J Mulholland Electrical | Tenby |
| D J Nunes Heating Services | Gloucester |
| D J Plumbing and Heating Solutions | Bedford |
| D James | Liverpool |
| D Jones & sons | Caernarfon north Wales |
| D Joyplastering | Flint |
| D K Electrical Services | Tadley |
| D K Electrics | Ramsgate |
| D K GAS | Havant |
| D K Lovelace Electrical Contractors | Stanmore |
| D L P ASSOCIATES (BUILDINGS) | Hook |
| D LETT PLASTERING | Middlesbrough |
| D Light Electrical Services Ltd | Rugeley |
| D Lovett Joinery & Building Contractor | Preston |
| D M Environmental Services | Ely |
| D MACK SHOPFITTING & JOINERY L | Halifax |
| D Martin Plumbing Services | Maidstone |
| D McLeod Plumbing and Heating | Glasgow |
| D Messenger Electrical | Mansfield |
| D n C Decorating Services | Selby |
| D N Electrical | Peterlee |
| D N Joinery | Crieff |
| D Nalton Painter & Decorator | Worksop |
| D P CARPENTRY LTD | Taunton |
| D P Jones | Canterbury |
| D P S Building Solutions | Knaresborough |
| D R Electrical | Co fermanagh |
| D R Heating & Gas Services | West Midlands |
| D R Morris Electrical Services Ltd | Northampton |
| D R Plumbing Heating and Property Services | Mountain ash |
| D R Smith & Partner Ltd | Cranleigh |
| D R Tiling | Westward Ho, Bidefor |
| D R Todd Ltd | Kenley |
| D Raeburn | Glasgow |
| D Rice Plumbing | Jarrow |
| D S Hughes Gas Services | Preston |
| D S Plumbing and Heating | Manchester |
| D Sanderson Plumbing & Heating | Doncaster |
| D Scott and Sons | Leighton Buzzard |
| D Scott Electrical Services | Slough Berkshire |
| D Smith Constructions Ltd | Hayes |
| D Smith Plastering | PRESTATYN |
| D Snow Electrical Services | London |
| D Steel Gas Services | FALKIRK |
| D T Electrical (IOW) LTD | Shanklin |
| D T Services | Northampton |
| D T Transport | Sidcup |
| D Thorpe | Mitcham |
| D V Garden & Landscaping | Okehampton |
| D V Plumbing | South Croydon |
| D Vaughan Services Limited | Shepperton |
| D VINCENT & SON | Pontypridd |
| D W Hunt’s Plumbing & Heating Ltd. | London |
| D W Joinery | Glasgow |
| D W Plumbing | London |
| D W Torry | Swanley |
| D Walker Roofing | Trevethin, Pontypool |
| D West & Sons Ltd | Newport Pagnell |
| D Wilson | Saltcoats |
| D Wright Plumbing & Heating | Waterhouses |
| D&C Electrical | Walsall |
| D&L Auto Engineers | Sandy |
| D&N Flooring Ltd | Finchampstead, Wokin |
| D&S Construction electrical & building services | Chatham |
| D&S Ingram Electrical Services | trowbridge |
| D&S Removals | Hyde |
| D'Arcy Electrical Contractors | Liverpool |
| D. Lamb Electrical Limited | Reading |
| D. Laurens | Henley-in-Arden |
| D. Lewis Construction | Leigh |
| D.A Building Maintainance | Haslingden |
| D.A.D electrical | Stoke on trent |
| D.A.R Plumbing & Heating | Cupar |
| D.A.S Electrical Services | Weston super mare |
| D.B Plastering | Sheffield |
| D.B Tiling | Brighton |
| D.E Gas Services | Rochester |
| D.E Wilson Builder Restoration & Refurbishment | Sittingbourne |
| D.E. Plasterers | haywards heath |
| D.E.S. | Leeds |
| D.F.BUILDERS | Alyth |
| D.G.C. Plastering Services | Wrexham |
| D.G.L | Newcastle-under-Lyme |
| D.Graham Ltd | Largs |
| D.Herbert Plumbing and Heating | Dunstable |
| D.Hogg | Colchester |
| D.I.D | york |
| D.J Ruse Builders | Woodbridge |
| D.J Watertite | Gosport |
| D.J.S Property Services | Sunderland |
| D.L.M Plastering | Birmingham |
| D.M Building Services | Margate |
| D.M. Byrne Plastering | Halesowen |
| D.Norrie | St Andrews |
| D.P. Cairnie Plumbing Heating & Gas | Aylesbury |
| D.P.Davies - Plumbing & Heating Engineer | Porthmadog |
| D.P.W Garden, Tree Services & Property Maintenance | Ipswich |
| D.Pylyugin | London |
| D.R Gas Services | |
| D.R. Bush Electrical Contractor | Warminster |
| D.R.M Group Ltd | Ledbury |
| D.R.T Carpentry & Contracting | Swansea |
| D.S Window Cleaning | London |
| D.S.F Brickwork & Building Services | Rotherham |
| D.S.Hardie Removals & Light Haulage | Perth |
| D.Smith electrical solutions ltd. | Hastings |
| D.V Plumbing & Heating | Torquay |
| D.W Plumbing | Hythe |
| D3 Motors | Aberdeen |
| D4 Builders | Barrow-in-Furness |
| DA Joinery & Builder | Glasgow |
| DA Sparkles Cleaning Services | Sittingbourne |
| DA Stalker | Torquay |
| DAB Electrical | Lytham St Annes |
| Dacol Services | Swindon |
| Dad elecreic | HULL |
| Dadson Electrical Ltd | Hengoed |
| Dai France Plumbing and Heating Services | Blackwood |
| Dailly Gas Services Ltd | Glasgow |
| Dale Barnard Joinery | Scunthorpe |
| Dale Warren & Son Plumbing & Heatin | Newtown |
| Dalec UK ltd | keighley |
| DALGETY JOINERS LTD | Dalgety Bay |
| Dalton Developments t/a HPCUK | Manchester |
| Daly Brothers Construction Ltd | Barnet |
| DAM Electrical & Security Ltd | Doncaster |
| Damian | London |
| Damian Griffiths Carpentry | Kidwelly |
| Damian Shepherd | Sutton Coldfield |
| Damien Hood | Kilmarnock |
| DAMIEN ROBINSON | Wigan |
| Damiens Decorating | Bristol |
| Damion Liddle | Middlesbrough |
| DAMP PROOF LIMITED | Lincs |
| Dampcare | Preston |
| Damprotek Supplies Ltd | Bishop's Stortford |
| Dan A1 Joiner | Nottingham |
| Dan Fagan | Redhill |
| Dan Grantham | Leighton Buzzard |
| Dan Hewlett Plumbing & Heating Ltd | Weston-super-Mare |
| Dan Leaver | Rayleigh |
| Dan Mayne | Redhill |
| DAN REEVES CONSTRUCTION | Welling |
| Dan Stefan | NORTHAMPTON |
| Dan Waite Electrical | Praa Sand |
| Danel Dervish | London |
| Dani Cleaning Services Ltd | Colchester |
| Daniel & Son Gardening and Decorating Services | Bedford |
| Daniel Boat Plastering | Swansea |
| Daniel Channing Plastering | Bristol |
| Daniel Craig Burns | Burnley |
| Daniel Enoiu | Ongar |
| Daniel Fee | Erith |
| Daniel Gas Services | 33 Tyler house , London |
| Daniel Gillies Painter & Decorator | Blandford Forum |
| Daniel Haincock | Cardiff |
| Daniel Hall Electrical Services | Cramlington |
| Daniel Harrison | Farnham |
| Daniel Johnston | Newtown |
| Daniel Kraska | London |
| Daniel Lagoda | London |
| Daniel Locksmith | London |
| Daniel Sare | Chelmsford |
| Daniel Scott Decorating Service | South Shields |
| Daniel White | Northolt |
| Danni Building Services Ltd | London |
| Danny Barter | Welwyn |
| Danny Corcoran | Bromsgrove |
| Danny Crotty | Royston |
| Danny Deco | Greenford |
| Danny McNaul | Inverness |
| Danor Electrical Ltd | Guisborough |
| Darian Electrical | Paignton |
| Darin Mistral | Hitchin |
| Dariusz Wloch | Sutton |
| Dark construction | Dagenham |
| Dark2 Light Electrical Ltd | Chorley |
| Darlers Diversities Carpentry & Building Services Ltd | Huntingdon |
| Darlington Building Services | Darlington |
| DARMARK CONSTRUCTION LTD | Fearn |
| Darrel Brass | Stoke-on-Trent |
| Darrell Moore Carpentry, Joinery & Building | Fleetwood |
| Darren Ballinger | Worcester |
| Darren Brown Plumbing and Heating Engineer | Honington |
| Darren Butcher | Newcastle upon Tyne |
| Darren Collin Joinery | Darlington |
| Darren Green Handy Man Services | Port talbot |
| Darren Griffiths | Newport |
| Darren Harness | Keighley |
| Darren Huckle Biggleswade Tiling Services | Biggleswade |
| DARREN J HENEGHAN CARPENTRY T/ | Bury Saint Edmunds |
| Darren Mills | Carnforth |
| Darren nugent tiling | Glasgow |
| Darren Spencer Plumbing & Heating | Burnley |
| Dartdale Ltd t/a Infinite Systems | Sheffield |
| Darwell Electrics | Darlington |
| Darwin Electrical Services | Lichfield |
| DAS Construction | Banbridge |
| DAS Plumbing & Heating | Eastbourne |
| Dashen cleaning services | London |
| DATASET ELECTRICAL LIMITED | Warlingham |
| DATOM Plastering | Derby |
| Daton Electrical Services Ltd | Reading |
| Dave Amos Carpentry & Electrics | Llandrindod Wells |
| Dave Atkinson Plumbing & Heating | Preston |
| Dave Bishop Carpentry | Leamington Spa |
| Dave Couzens | Sidcup |
| Dave Flanigan Electrical Installation | Warwick |
| Dave Ganner Electrical Contractor | Preston |
| Dave Haran Plastering | St Neots |
| Dave Hunnings | Poole |
| Dave jones | Swansea |
| Dave Minchin Electrical & Plumbing | Cheltenham, Glos |
| Dave Newey Carpentry | Warwick |
| Dave Owen Gas Services | Wigan |
| Dave Pye Plastering | Kent |
| Dave Stuart Electrical Ltd | Windlesham |
| Dave Terrell Plumbing & Heating | Taunton |
| Dave the Plumber | new romney |
| Dave's Plumbing Services | Sible Hedingham |
| Dave's Removals And Storage | Blackpool |
| Davenham Electrical Services Ltd | Thornton Cleveleys |
| Daves Window Cleaning Service | Beeston Nottingham |
| Davesgarden Maintenance | Wirral |
| David Armstrong Plumbing and Heating Ltd | Garstang |
| David Bell Heating And Plumbing | Huddersfield |
| David Brown Plastering | Dundee |
| David C Attwood Ltd | Loughborough |
| David Capita Ltd | Wembley |
| David Carpentry and Building UK | Basingstoke |
| David Clarke Electrical Services | Bristol |
| David Drake Plumbing and Heating Limited | Rochdale |
| David Ewers Electrical | Whittelsford |
| David Flack Electrical Services | Sutton |
| David Friend Heating Services | Woodbridge |
| David Gardner phg | Gosport |
| David gough | Cirencester |
| David Griffiths Electrical | BRADFORD |
| David Griffiths Electrical | Bradford |
| DAVID HORTON T/A | Ellesmere Port |
| David Illingworth Electrician | Milton Keynes |
| David James | Bath |
| David James Electrical Ltd | Bournemouth |
| David Joyce | Plymouth |
| David Lacey | Basingstoke |
| David Liddle Plumbing & Heating Services | Houghton le Spring |
| David Lopez Plumbing and Heating Services | Marple |
| David Macdonald Plumbing and Heating Services | Teddington |
| David Mann Plumbing and Heating Ltd | Newark |
| David Mansion Electrical | Cheltenham |
| David McCollah-Professional Tiler | Bradford |
| David McKail Plumbing And Heating Engineers | Stirling |
| David Murray | Montrose |
| David Painting Service | Derby |
| David Paterson Plumbing & Heating | Westcalder |
| David Pearce Plumbing and Heating | Epworth |
| David Plumbing Co.Ltd | London |
| David Reeves Electrical Services | Chippenham |
| David Revell Plumbing & Heating | Ledbury |
| David Russell Property Maintenance | Street |
| David Smale | Liverpool |
| David Sullivan | West wickham |
| David Vella Plumbing and Heating | Southport |
| David White Electrical Services | Markfield |
| David Williams General Builder & Maintenance | Wrexham |
| David's Plumbing & Heating | Coulsdon |
| Davidsons & Co Ltd | Broxbourne |
| Davies Electrical Contractors | Deeside |
| Davies Garden Services | Bristol |
| Davinci-Engineering Ltd | London |
| Davis & Son Plumbing & Heating | Waltham Cross |
| Davis & Sons | Frocester |
| DAVIS LOCKSMITHS | roydon |
| Davis Plumbing & Property Services | |
| Davison & Jackson Ltd | Prescot |
| Davron Associated Services | London |
| Dawid Palka & Plumbing | Mitcham |
| Dawsons Electrical | Milton Keynes |
| Day & Night Plumbing & Heating | Barry |
| Day Building Services | Aylesbury |
| Daybury Electrical Services Ltd | Stourport-on-Severn |
| Daysh and Sons | Poole |
| DAYVIEW CONSERVATORIES LTD | Sandhurst |
| Daz Colwill & Son | Llantwit Major |
| Daz Property Maintenance | Reading |
| DazBuild | London |
| DAZTEC (LEICESTER) LTD | Leicestershire |
| Dazzling Cleaning & Maintenance | Preston |
| DB Electrical | Clacton-on-Sea |
| DB Electrical | Walkford |
| DB Electrical Services | Eastleigh |
| DB Electrical Services | Housham Tye, Harlow |
| DB Electrical Services | Derby |
| DB ELECTRICAL SERVICES | Somercotes |
| DB Plumbing & Gas Services | Stafford |
| DB Plumbing and Heating | Harlow |
| Db plumbing and heating | NORTHALLERTON |
| DB Space Urban Build | Middlesbrough |
| DB Window Cleaning | Carshalton |
| DBF Decorating Services | Silverdale, Newcastl |
| DBM Electrical | Northampton |
| DBR Construction Ltd | London |
| DBR Plastering | Corby |
| Dbravo decor8 | Bedfordshire |
| DBS Damsell Building Services | East Grinstead |
| DC Decorators | Doncaster |
| DC & Co Property Services Ltd | Bromley |
| DC Cooling Solutions Ltd | Scunthorpe |
| DC Electrical | Stevenage |
| DC Heating Services Limited | Crawley |
| DC Mobile Vehicle Maintenance | Chapel en le frith |
| DC Plumbing | Pembroke Dock |
| DC Plumbing & Heating | Redditch |
| DC Plumbing and Heating | Hemel Hempstead |
| DC Property Improvements | Crawley |
| DC Smith Electrical Limited | Watford |
| DCF Plumbing & Heating | Telford |
| Dchippie | London |
| DCI Electrical (Wales) Ltd | Newport |
| DCI Field Services Limited | Liskeard |
| DCL Auto Repairs | Milton Keynes |
| DCL DESIGN & BUILD SERVICES | Redhill |
| DCM Electrical Services | Sutton |
| DCS Electrical | Manchester |
| DD Clean | Twickenham |
| DD Electrical | Bedford |
| DD Electrical | Huddersfield |
| DDJ Heating Engineer | Fife |
| De La Plastering | Grimsby |
| DE Seaton Electrical Limited | Swindon |
| DEA BUILDING & DECORATING SERV | Sidcup |
| Deacon Electrical | Thatcham |
| Dean | Helston |
| Dean Banks | High Peak |
| Dean Book Plumbing Heating & Gas Services | Bath |
| Dean Cahill | Watford |
| DEAN CONSTRUCTION | Nottingham |
| Dean Croxton | Alvechurch |
| Dean Evans Plumbing & Heating | Ilfracombe |
| Dean H Brickwork | Birmingham |
| Dean Mcilreavy Kitchens & Bathrooms | Bilton, Rugby |
| Dean Watts Heating Solutions Ltd | Hertford |
| Dean Westbury | St neots cambs |
| Dean White | MORPETH |
| Dean Widdows Ltd | Worthing |
| Deanbank - Fencing & Garden Maintenance | Forfar |
| Deans Property Maintenance | Northampton |
| DEBENSIDE BUILDING COMPANY LTD | Woodbridge |
| DEC Electrical | Grays |
| Decksmart | Ebbw Vale |
| Decleaner Services | Manchester |
| decobeauty | london |
| DECOFOCUS LIFE | London |
| Decorating | London |
| Decorating Services | Diss |
| Decoration By Design | Sidcup |
| Decorators Touch Ltd | Derry city |
| Decour Emmanuel & Murray | Thornton Heath |
| Dedicated Decor | New milton |
| DEE BUILD | Chard |
| Dee Home Electrical | Menai Bridge |
| Dee plumbing and heating | Donaghadee |
| Deen Electrical Services Limited | St Albans |
| DEH Plastering | Bristol |
| Deheat | Nottinghill |
| Dek Gardening Services | Alfreton |
| Delimk Communication Venture | London |
| Dellmore dev ltd | Poole |
| Delta Gas Ltd | London |
| DELTA POINT SERVICES | Gloucester |
| Delta Star Electrical | Caerphilly |
| Deltaforce southern ltd | Reading |
| Deltek Fire & Security | Newcastle under Lyme |
| Deluxe | Milton Keynes |
| Delwyn Colley Electrical Services Ltd | Coleraine |
| DEMAC Ltd | Widnes Cheshire |
| Demiri Builder | London |
| DENDALE CONSTRUCTION LTD | London |
| Denis Mobile Repair | Coventry |
| Denis Thorpe P & H Services | Grimsby |
| Denko Denkov | London |
| Dent Art Zone | Slough |
| Dent Solutions | Gloucester |
| Denton Heating Ltd | Solihull |
| Dequor Ltd | Erith |
| Derby Gas Services Ltd | Ripley |
| Derby pride construction ltd | Derby |
| Derbyshire Central Heating Services | Pinxton |
| Derbyshire joinery | Chesterfield |
| DEREK CLARKE | PORTSMOUTH |
| Derek Colligan Carpentry | Bromley |
| Derek Doherty Plastering & Roughocasting | Bellshill |
| DEREK EVANS BUILDING CONTRACTO | Swansea |
| Derek Hargreaves & Son | Crewe |
| Derek Scott | Dumfries |
| Derek Stuart Gas Engineer | Newcastle upon Tyne |
| Derek Travers | Manchester |
| Deri Allsop Ltd | Brecon |
| DERI BROWN T/A D Brown Building Services | LLANDYSUL |
| Deri Thomas Heating & Gas Services | Pontypool |
| Derrick Cole | Hounslow |
| derry building services | newark |
| Derwentside Gas Ltd | Consett, Co Durham. |
| Des Cooney Plumbing and Heating | Rochdale |
| DESA Electrical & Property Improvements | Sutton Coldfield |
| Design & Build Builders Ltd | Watford |
| DESIGN 2 WORK | London |
| Design Build Maintain Services Limited | Shoreham-By-Sea |
| Design Carpentry & Building | Llanfoist |
| Design Layout & Build Ltd | London |
| Design Solutions UK Ltd | Brackley |
| Designer Composite Doors Limited | Southend 0n sea |
| Designer Electrical Ltd | Guildford |
| Desmond Murray | London |
| DetailNI | Newtownards |
| Devenport Electrical | belper |
| Devon and Cornwall Gardening Solutions | Paignton |
| Devon Tiling | sidmouth |
| Devonn Glasford | Reading |
| DFC Brickwork | Edinburgh |
| DG Construction & Landscaping | Cowbridge |
| DG Heating | Belvedere |
| DG Plastering | Ilkeston |
| DG Plumbing | Stirling |
| DGD Electrical Installations | Sale |
| DGF Electrical | Ryde |
| DGH Plastering | Clevedon |
| DGP Carpentry & Construction | Wantage |
| DGS | Chatham |
| DGS Kitchens n bathrooms | Blackpool |
| DGS Plumbing and Heating | Sidcup |
| DGW Plumbing & Heating | Evesham |
| DH Damp-proofing & Plastering | Maidenhead |
| DH Electrical Solutions | Sutton Coldfield |
| DH Hibbert | Wakefield |
| DH Installations | Rowley regis |
| DH Plumbing & Heating | Wolverhampton |
| DH Plumbing & Property Services | Exeter |
| DH1 Tree & Landscaping Services | Chester le Street |
| Dhaliwal Builders Ltd | Smethwick |
| DHElectrical | Loughborough |
| DHF BUILDERS & DEVELOPERS | Nottingham |
| DHP | stockport |
| DHP London Limited | London |
| DHT Plumbing & Heating | Clacton-on-Sea |
| Dial a Move | Brighton |
| Diama Services | Aberdeen |
| Diamante Tiling and Bathrooms Ltd | London |
| Diamond Cleaning Services | Bolton |
| Diamond Cleaning Services | Retford newark works |
| Diamond Construction (Glazing) | Sowerby Bridge |
| Diamond Decor | Airdrie |
| Diamond Deliveries | Durham |
| Diamond Dust Cleaning Services | London |
| Diamond Electrical Services | Crumlin |
| Diamond Gas & Heating | Alloa |
| diamond maintenance solutions Ltd | Chatham |
| Dice Electrical Limited | Essex |
| Dickie Locks | Rotherham |
| Dickinsons Plumbing Services | Manchester |
| Dig Construction & Electrical | Rotherham |
| Dilip Kumar | Hayes |
| Dillon Electrical Services | Leigh |
| Din Floor | Barnet |
| Dingers Electrics Ltd | London |
| DINNAGE BUILDERS | Eastbourne |
| Dinsdale of London | London |
| DIR Electrical | Chester Le Street |
| Direct Build Ltd | Maidstone |
| Direct Contracts | Lisburn |
| Direct Heating | Manchester |
| Direct Heating | Wallington |
| Direct Paving & Patio Specialists | Maidstone |
| Direct Plumbing and Heating | Hastings |
| Direct Plumbing and Heating | Driffield |
| Direct Plumbing Services | Bilston |
| Direct Transport Removals & Storage | Hayle |
| Director | Tadworth |
| Dirt B Gone | Kilmarnock |
| DISCOVERY CEILINGS | Dundee |
| DISTINCTION ROOFING LTD | Bristol |
| Distinctive Fireplaces | grays essex |
| District Services (Southern) Ltd | Waltham Cross |
| Divender Singh | Oxford |
| Diversity Services | Launceston |
| Divine Industrial & Contract Cleaning Services | Leicester |
| Dixon Gas Services | Egham |
| DIY Stressbuster | Boreham, Chelmsford |
| Dizzy Dusters | Glasgow |
| DJ BUILDING & MAINTENANCE | Southampton |
| DJ Building Work | Sheffield |
| DJ Construction (Staffs) Ltd | Rugeley |
| DJ Electrical Services | Wemyss Bay |
| DJ Heating Services | Leighton Buzzard |
| DJ Phipps | Coventry |
| DJ Plasterers & Son | Todmorden |
| DJ Repairs | Hemsworth |
| DJB Plumbing & Heating | st columb |
| DJB Plumbing and Heating | Trowbridge |
| DJC Decorating | Lincoln |
| DJC Interiors | Nottingham |
| DJD Contractors | Dartford |
| DJH Electrical | Croydon |
| DJH Plumbing | Telford |
| DJHowse Property Services | Bristol |
| DJL Gas & Plumbing Services | Farnborough |
| DJL Plumbing and Heating | Plymouth |
| DJR Electrical | Halstead |
| DJRPlastering Services | Birmingham |
| DJS Complete Electrical Sevices | Ditton Kent |
| DJT Locksmiths | Coundon, Bishop Auck |
| DK Builder London | London |
| DK Electrical Services | West Calder |
| DK Electrical Services | Highbridge |
| DKB Heating | Dagenham |
| DKD Electrics | Windsor |
| DKT REFURBISHMENTS | Solihull |
| DL Joinery | Shepley, Huddersfiel |
| DL Plumbing & Maintenance | Portsmouth |
| DLA HEATING AND PLUMBING LIMITED | GUILDFORD |
| DLC Decorating Ltd | Morden |
| DLE Plumbing & Heating | Llanfairfechan |
| DLH Professional Services Limited | Manchester |
| DLV Plumbing & Heating Ltd | Ashton-under-Lyne |
| DM and Sons Plumbing | Sheffield |
| DM Building & Property Maintenance | Weymouth |
| DM Contractors Paving Landscaping Ipswich | Ipswich |
| DM Electrical | Bromsgrove |
| DM Hardy Electrical Services Ltd | Rochester |
| DM Installations | Porthmadog |
| DM Painting & Decorating | Largs |
| DM Plastering | Staffordshire |
| DM Plumbing & Heating | Nottingham |
| DM Wall & Floor Tiling | Enfield |
| DMA Electrical Solutions ltd | Whyteleafe |
| DMB Heating Ltd | Swanley |
| DMC Building Services | Plymouth |
| DMC Electrical Contractors Limited | Brighton |
| DMC Services (IW) Ltd | Ryde |
| DME Plumbing Services | Brighton |
| DMG Plumbing & Heating | Millom |
| DMH Electrical | Burgess Hill |
| DMJ Property Services Limited | Wakefield |
| DMJ Tiling & Plastering | Mountain Ash |
| DMM Heating and Plumbing Services | London |
| DMP Plumbing and Heating | Northallerton |
| DMS Building Services | Wrexham |
| DMS Services | Sheerness |
| DMS Transport & Removals | Banbury |
| DMW ELECTRICAL LTD | leeds |
| DN Electrics | London |
| DNA Fencing Ltd (Brighton) | Portslade, Brighton |
| Dnbp plumbing services | Bristol |
| Dobelec | Chobham, Woking |
| Dobrin Turdean | Romford |
| Docklands Plumbing and Heating Ltd | London |
| Dodds Plumbing and Heating Limited | Malvern |
| Dodo Electrical | Guildford |
| DOJ Property Maintenance | Aldridge Wallsall |
| Dojuglas Simpson Plumbing & Heating Engineer | Inverurie |
| Domestic & General Gas Heating Ltd | |
| Domestic and Commercial Heating | High Wycombe |
| Domestic Bliss | Rodmersham |
| Domestic Blitz | Warwick |
| Domestic Cleaning | County durham |
| Domestic Energy Services | Plymouth |
| Domestic Gas Services | Birmingham |
| Domestic Heating & Plumbing | Swindon |
| Domestic Installer | North Walsham |
| Domestic Plumbing and Gas Services | Haywards Heath |
| Domestic Plumbing and Heating | London |
| Domestic Solutions | Verwood |
| Domine Plumbing & Heating Ltd | London |
| Domy Building Services Ltd | Bexley |
| DONCASTER DRIVEWAYS | Doncaster |
| Done n Dusted Cleaning Services Ltd | Reading |
| Done Right Group | Rowley Regis |
| Donovan building works | London |
| Donovan Construction | Plymouth |
| Donris Limited | Norwich |
| Dorel Gliga Building | Hatfield |
| Dormer Plumbing & Electrical | New milton |
| Dorset Build & Maintenance Company Limited | Dorchester |
| Dorset Drain Flow | Poole |
| DORSET LOCKSMITH | Dorchester |
| Dorset Mechanical Limited | Sherborne |
| DoubleDLocksmith | Swanscombe |
| Douglas - Tiling, Decorating, Builders Cleaning | Liverpool |
| Douglas Bale | Chard |
| Douglas Pattison | Chichester |
| Douglas Ramsay Joiners & Builders | Edinburgh |
| Dover Gas | Dover |
| Dovetail | Edinburgh |
| Dowling Services | Bristol |
| Down 2 Earth Electrical Nottingham | Nottingham |
| Down To Earth Electrical Contractors Ltd | Sutton |
| DOWSONS PLUMBING HEATING &GAS LTD | LAUNCESTON |
| DP Building Services | York |
| DP Carpentry | Pontypridd |
| DP Carpentry & Joinery | Walsall |
| DP Electrics | Brecon |
| DP Heating and Plumbing | Porthcawl |
| DP Plastering | Keighley |
| DP Plumbing & Heating Team Limited | London |
| DPF Gas Services | Liverpool |
| DPM Gas Services | Penrith |
| DPM Plumbing Heating and Roofing | Ilkeston |
| DPR Electrical | Harlow |
| DPS Direct Drain Care | Larkhall |
| DPS Ecotech Limited | Nottingham |
| DPS Electrical | Ipswich |
| DPS Property Services | Wokingham |
| DPW Electrics | York |
| DR BUILDERS | London |
| DR Plaster | stafford |
| Dr. plumber & gas engineer | birmingham |
| DR2 Contracts Ltd | Greenford |
| Dragon Security | London |
| Dragon Thermal (South Wales) Ltd | Carmarthen |
| Dragon Warmth Solutions | Warrington |
| Drain Away | Bristol |
| Drain Away | welwyn garden city |
| Drain Doctor | Brunswick Industrial |
| Drain Doctor Plumbing | Richmond |
| Drains R Uss | Slough |
| Drake Heating & Plumbing | Cambridge |
| Drake Plumbing & Heating | Croydon |
| Draper Ltd Fire, Security & Electrical | Kendal |
| Drayton Services | Oldbury |
| DRB Contractors | Swindon |
| DRB Electrical Solutions | Portsmouth |
| DRB International Ltd T/A Lofty Lofts | Barnet |
| DRC Electrical Services | Surbiton |
| Dream Bathrooms | Essex |
| Dreambuild.london | London |
| DRG Plastering | Farnham |
| DRH Plastering | Sheffield |
| Dri Wash Carpet Cleaning | Shenley Brook End, M |
| Drip Dry Plumbing & Heating | Reading |
| Drips Away Plumbing & Drainage | Redditch |
| Driscoll-Hill Pipework Services Limited | Stourbridge |
| Dritan Mulaj | South Ockendon |
| Drive Tune Auto | London |
| Driveway + Cleaning Services | Kempston, Bedford |
| Driveway Builders Ltd | Yateley |
| DRS Plumbing Heating And Gas Engineers | WALTHAM ABBEY |
| DRS Plumbing Services | Motherwell |
| Dry and Clean | Hanworth |
| Dry Tec | South Hetton, Durham |
| Drysdale Construction | Norwich |
| DS Landscapes | Blantyre |
| DS Maintenance | Pontypool |
| DS Mechanics | London |
| DS Painters & Decorators | Newtownabbey |
| DS Plaster | Keighley |
| DS Plastering Services | Minehead |
| DS Property Maintenance | Stafford |
| DS Uney Carpentry Solutions | Newmarket |
| DSA Gas Services Limited | Nottingham |
| DSB Carpentry | Maidstone |
| DSB Electrics | Ilkeston |
| DSCS | London |
| DSL Electrical Services Ltd | Verwood |
| DSM Joinery Contractors Ltd | Dunfermline |
| DT Oracz Ltd T/A Home Gas Supplies | Blackburn |
| DTC Plumbing & Heating | Tonypandy, Rhondda Cynon Taff, s,wales |
| DTM Plumbing and Heating | Romford |
| DTW Electrical Services | Nottingham |
| Dual Craft Heating and Plumbing | Kilmarnock |
| Duality Smart Utilities Limited | Liverpool |
| Duffett Electrical (Services) Ltd | weymouth |
| Duffett Electrical Services | Weymouth |
| Dulwich Electrical Contractors Ltd | London |
| Dumitru Radu Cotrigasanu | Romford |
| Dun N Dusted Rubbish Removals N/E | Seaham |
| DUNBALL SERVICES | Taunton |
| Dunc-Dec Ltd | Dundee |
| Duncan Basquill | Maldon |
| Duncan Telfer Plumbing and Heating | Newmarket |
| Duncan Tocher Domestic Plumbing & Heating | East Grinstead |
| Dundee plumbing and heating | Dundee |
| Dune Construction Ltd | Newquay |
| Dunelm Security Systems | West Boldon, East Bo |
| Durabuild Carpentry | East Grinstead |
| Durham Plumbing & Heating | Wokingham |
| Dust & Shine | Winsford |
| Dust Fairies | Warrington |
| Duston Plastering | Northampton |
| Dusty Spring Clean | West yorkshire |
| Duval Heating | Loughton |
| DV Carpentry | Haverfordwest |
| DV Plumbing & Gas ltd | Portsmouth |
| dvhihsdv | London |
| DVN Electrics Ltd | London |
| DW Electrical | Mexborough |
| DW Heating and Plumbing | Horsham |
| Dw Mobile | Stockport |
| DW Painter | Goldthorpe |
| DW Plumbing and Heating | Stoke-on-Trent |
| DW Plumbing Services | Kent |
| DWB Plumbing & Heating | Mansfield |
| DX Electrical | BRISTOL |
| Dy Namik | London |
| Dydo Construction Ltd | London |
| Dyelec Ltd | Dartford |
| Dylcott Painting & Decorating | Liverpool |
| DYLEX Plastering | Leeds |
| Dynamic Sparks Ltd | Gloucester |
| Dynamics Services (U.K) Ltd | London |
| Dynamo 24/7 Ltd | Hertfordshire |
| DYNAMO LOCKS | Glasgow |
| Dyno Heating | Ilkestone |
| Dyno Plumbing North East | Durham |
| DZ Technical Services | Coulsdon |