| Name | Location |
|---|
| N & D Heating Plumbing Service | Birmingham |
| N & N Plumbing contractors ltd | |
| N & U Building Solutions | Birmingham |
| N A B CARPENTRY & BUILDING | |
| N A R Builders Ltd | Bedford |
| N B Roofing and Windows | Unit 8 Balloon Wood Industrial Estate, C |
| N C Jones Plumbing & Heating Services | 18 Eridge Gardens, Crowborough, East Sus |
| N C Plumbing and Heating | Plymouth |
| N D Electrics | Torquay |
| N D Plumbing Services limited | Whitchurch |
| N Doherty | Ruislip |
| N E Electrical Services | Andover |
| N Francis Electrical Limited | Applemead, Chapel Road, Barns Green, Hor |
| N Frederick Buildingworks | |
| N G S Electrical | Sutton |
| N G T Heating and Plumbing | Cwmbran |
| N Hammond Electrical Services Ltd | Didcot |
| N J B Landscapes | Loughton |
| N J Electrical | Treherbert |
| N J EVANS BUILDING CONTRACTOR | |
| N J M PLUMBING | Keston |
| N J Wright Plumbing & Heating | North Walsham |
| N K F Electrical Services | Dorking |
| N M PLUMBING & GAS SERVICES | |
| N Monk Plumbing & Heating | Dunmow |
| N Morgans & Son Ltd | Carmarthen |
| N Murray and Sons | Chelmsford |
| N OBRIEN BUILDING SERVICES | |
| N Omer | London |
| N R JOINERS | Broxburn |
| N Roberts Joinery | High Wycombe |
| N Rose Interiors | Aylesbury |
| N S L Plastering | Manchester |
| N V Plumbing and Heating | Crawley |
| N W Construction (Manchester) Ltd | Ashton-under-Lyne |
| N W Doyle & Son | Ballynahinch |
| N W H Gas Services | Llanelli |
| N Williams Kitchens | Lee-on-the-Solent |
| N&B Gas Ltd | Walsall |
| N&P Electrical Installations Ltd | Pettdwood |
| N&t contracting | Broadstairs |
| N-A Property Maintenance Ltd | Letchworth Garden City |
| N.Ali T/A Reliable Plumbing Services | Bromley Kent |
| N.G Plastering | Bromsgrove |
| N.H. Heating | Coventry |
| N.I. CONSTRUCTION | London |
| N.Leonardi Limited | Unit B15 Bullwell Business Centre, Potte |
| N.Morrison & Sons Ltd | Surrey |
| N.w.decorating | Colchester |
| N1 London Plumbers call us | Rainham |
| N1 Window Cleaners | London |
| N10 Building Contractors Ltd | Muswell Hill |
| N4 Electrical Services | London |
| N4E Limited | Carterton |
| NAD Garage | London |
| NailedIt Carpentry & Maintenance Services Ltd | Basingstoke |
| Naim Brace | London |
| Nanavan - Man & Van Removals | Reading |
| NAPA Plumbing & Heating | Coventry |
| Narinder Timana | Stafford |
| NAS Construction | London |
| NASA | Ilford |
| NascoHeating | Sandy |
| Nash121 Man With a Van | London |
| Nat gas | Bromley |
| NAT4MAX Security Engineering Ltd | corby |
| Nathan Lucas Electrical Services | Guildford |
| Nathan Plumbing & Heating Services | 5 Little Grove, East Barnet, Hertfordshi |
| National Fire & Security | Bo'ness |
| National Roof Care Ltd | Grantham |
| National Roof Services | Glasgow |
| Nationalgrp | Skegness |
| Nationwide Boilers Limited | Barnsley |
| Nationwide Electrical Services Ltd | Hereford |
| Natural Earth. Horticultural Services | Much Wenlock |
| Natural Heating & Plumbing Services | London |
| Natures Touch Garden Care | Huddersfield |
| Naughton Installation Ltd | Porthcawl |
| Navitas Electrical Solutions | Poole |
| nb electrical engineer | London |
| NB Electrics | Tonbridge |
| NBEC Ltd | Barnsley |
| NC Plumbing & Heating | Swansea |
| NCC South East Ltd | 223 Pickhurst Rise, West Wickham, Kent |
| NCH Developments Leeds Ltd | Leeds |
| NCN Projects | London |
| NConvey Plumbing & Heating | Cowden |
| NCS Heating Services | Stanford-Le-Hope |
| NCS Property Maintenance | 30-32 Chambers Street, Hertford, Hertfor |
| NCW Electrical | Sunderland |
| NDB Gas Services | York |
| NDE Locksmith | Hebburn |
| NDF-UK | Saltburn-by-the-Sea |
| NDL Carpentry | Alfreton |
| NDS Electrical & Security Ltd | |
| NE Plumbing Services Ltd | Much Hadham |
| Neal Campbell Plumbing and Heating | Bangor Co Down |
| Neat Electrical | Stourbridge |
| NEATS Electrical | Brierley Hill |
| Nebular Renewable Ltd | Maldon |
| NEC | Hayes |
| Nedcare Cleaning Servicing | Bristol |
| Need a Hand Cleaning Services | Coatbridge |
| Need a Hand EA Ltd | Ipswich |
| Need a Van | Nottingham |
| Need your Lawn Cut | Ballymena |
| Needahandinthegarden | Evesham |
| Needhan and Stowmarket Gas | Stowmarket |
| Neil Billington UPVC Ltd | 16 Marryat Close, winwick, Warrington, C |
| Neil Charlton Plastering & Tiling Services | Newcastle upon Tyne |
| Neil Curley Decorating | Loughborough |
| Neil Gibbens t/a England Services | 143 Englands Lane, Loughton, Essex |
| Neil Massey Roofing Contractor | Yeovil |
| Neil McConnell Plumbing and Heating | Bedford |
| Neil Murphy | Motherwell |
| Neil O'Toole | Watford |
| Neil Rhucroft | Middlesbrough |
| Neil Stevens Plumbing & Heating Limited | 21 The Fairway, Leeds, West Yorkshire |
| Neils Man & Van | London |
| Neils Property Maintenance | wells |
| Neilson Floor & Wall Tiling Ceramics | Sheffield |
| Nellys Plumbing | Brighton |
| Nelson's Heating And Plumbing | Flitwick |
| NENE GAS LTD | Peterborough |
| Neo Electrical Solutions | Hove |
| Neptune Heating and Plumbing Ltd | Hemel Hempstead |
| Ness Construction Fife Ltd | Glenrothes |
| Netherwood Construction | West Lothian |
| Nettleton properties | Sheffield |
| Neutral Earth | Heanor |
| Neville Lynch | Oldbury |
| New 2 You Garden Services | Leicester |
| New Age Plumbing And Heating | Southampton |
| New Age Plumbing And Heating | Southampton |
| New Civils Construction Ltd | Cambridge |
| New Construction | Chelmsford |
| New Cross Electrical | London |
| New Drives and Landscapes Ltd | Sutton Coldfield |
| New England Roofing | Upminster |
| New Era Design & Build Ltd T/A New Era Developments Ltd | Oldham |
| New Era Electrical Contractors Ltd | |
| New Era Plastering | Skegness |
| New Gardens | Northampton |
| New Horizon Plumbing and Heating Ltd | Burgess hill |
| New Leaf Landscapes | Brentwood |
| New Look Artexing & Coving | Erith |
| New Look Building Group Ltd | Mitcham |
| NEW LOOK CONSTRUCTION LIMITED | Poulton-le-Fylde |
| New Look Roofing Installations Ltd | Coventry |
| New On Electrical | |
| New Wave Roofing & Maintenance | Southport |
| New-Gen Plumbing & Heating | Luton |
| Newberry Carpentry | Chandler's Ford, Eas |
| Newcastle Cleaning | Newcastle Upon Tyne |
| Newcastle Electrical Ltd | Newcastle upon Tyne |
| Newell Glass & Locks Ltd | 17 North Parade, Mollison Way, Edgware, |
| Newleaf Removals | Edinburgh |
| Newlook Services | Manchester |
| Newmans Heating & Plumbing Ltd | Hill Cottage, 2 Winchester Road, Fair Oa |
| Newmillerdam decorators | Wakefield |
| Newport Electrical Contractors Ltd | Newport |
| Newport Electrical Services | Newort |
| NEWTON ABBOT ELECTRICS | Newton Abbot |
| Newtone Heating | |
| Next Level Plastering | Torquay |
| NEXUS BUILDING SOLUTIONS LTD | Warwick |
| Nexus Installations | Oadby |
| NF Electrical | Nuneaton |
| NFC Construction Limited | Greenford |
| NFC Plumbing and Heating | Darwen |
| NG Builders | Omagh |
| NG Electrical | Doncaster |
| NG Plumbing & Heating | Enniskillen |
| NG Plumbing & Heating Services | Kilmarnock |
| NGL Plasterers | Yeovil |
| NGM Plumbing & Heating | Inverurie |
| NHAC Limited | Marlow |
| NHBC | Salisbury |
| NIALL CATLIN PLUMBING AND HEATING LIMITED | Liverpool |
| NIC Electrics | Stockport |
| Nice N Gleam | Astley |
| Nice Plumbs | Portsmouth |
| Nicholas Galligan | Knebworth |
| Nicholas James Home Improvements Ltd | 12 Chelsea Fields, Hoddesdon, Hertfordsh |
| Nicholas Mills | Walsall |
| Nicholas Ward | Warwick |
| Nicholas Wycisk | Croydon |
| NICHOLLS JOINERY | KETTERING |
| Nicholson Roofing | Edenbridge |
| Nick A B Plumbing | Inverurie |
| Nick Carr | Eastleigh |
| Nick Cox Plumbing and Heating | Huddersfield |
| NICK GABRIEL PLASTERING | |
| Nick Hill Electrical Contractor | Conwy |
| Nick Padfield | West Wickham |
| Nick Pitcher | Dartmouth |
| Nick Plumb Trading As Aspect Heating & Plumbing and Aspect Property Se | 35 Avon Close, Stockton-on-Tees, Clevela |
| NICK SMITH BUILDERS | Fareham |
| Nickbiria | London |
| NickHolden | Northampton |
| Nicks Cleaners Ltd | London |
| Nicolas Hooper Interiors LTD | 53-59 James Street, |
| Nicolas Roofing & Building Maintenance | 13 Salmons Close, Ware, Hertfordshire |
| Nielsen's Security & Property Services | Abingdon |
| NIFTY GAS LTD | BROXBOURNE |
| Nifty Plumbers | London |
| Nigel Black Domestic Plumbing | Wickford |
| Nigel Budgen | London |
| Nigel Elsey | Ware |
| Nigel Goodfellow | Dawlish |
| Nigel Green Building Services | Worcester park |
| Nigel Gresty Limited | Chelmsford |
| Nigel Howard | Stevenage |
| Nigel Keen Plumbing And Heating Ltd | Nottingham |
| Nigel Mogridge Plumbing And Heating | Bristol |
| Nigel Peters | Warminster |
| Nigel Stoves Plumbing And Heating Limited | 46 Ingleby Grove, Stockton-On-Tees, Clev |
| Nigel Williams Motor Services | Abergele |
| Nightowl Security Services | Dorking |
| Nii Laryea | Staines |
| Nik & Jel Services Ltd | South Ockendon |
| Niki | London |
| Nilesh Khokiya | Leicester |
| NINA ENTERPRISE | |
| Nions Home Ltd | Northamptonshire |
| Nisha Cleaning | Oxford |
| Nisup Building Services | Edgware |
| Nivec Electrical Ltd | Liverpool |
| Niyati CCTV Ltd | Hayes Uxbridge |
| NJ Build Ltd | Cannock |
| NJ Light | Truro |
| NJ Property Maintenance | Milton Keynes |
| NJC Electrical Services | 44 Kendal Rd, Hillsborough, Sheffield, S |
| NJC Landscaping | Bury Saint Edmunds |
| NJG Glass & Locks | Dunstable |
| NJM GENERAL BUILDING CONTRACTO | Banbury |
| NJM Tiling | Gravesend |
| NJP Heating Services Ltd | 14 Matthews Way, Oakley, Basingstoke, Ha |
| NJV Tiling | Harlow |
| NK Electrical Services | Solihull |
| NKL Landscaping Ltd | Birmingham |
| NL Plumbing | High Wycombe |
| NLA | |
| NLC CARPENTRY & JOINERY | Dorking |
| NLG Electrical | Seaford |
| NM Building & Landscaping | Waltham Cross |
| NM Building Services | London |
| NM Electrical | Milton Keynes |
| NMC Property Services | Ormskirk |
| NMD Group | Cleckheaton |
| NNC Electrical Ltd | Bedford |
| No Mess Cleaning Ltd | Cannock |
| No More Mess | Earlshilton |
| Noah's Roofing & Guttering Ltd | Derby |
| Noah's Tree & Landscaping Services | Reading |
| Noble Carpentry | Northampton |
| Noble Gas Services Ltd | Reading |
| Noel | Eastbourne |
| Noel Edwards Electrical Services Ltd | Wrexham |
| Noel Thomas | West Molesey |
| Noel's Heating and Plumbing Ltd | |
| Noels plastering paint & co | Gillingham |
| Nolan Heating Services | Bracknell |
| Nook 'N' Cranny Cleaning | Glasgow |
| Noon investment homes Ltd | Carluke |
| Nor-Mech Limited | Widnes |
| Norcom Access Ltd | Chelmsford |
| NORMAN JARVIS & SON | Hull |
| Norman Jones | Bala |
| Norman Williams | Northolt |
| North Berwick Garden & Turfcare Services | North Berwick |
| North Domestic Installations | Luton |
| North East Glazing Systems Ltd -Independent Network Installer | 1 Sandfield Road, North Shields, Tyne an |
| North East Heating Ltd | Unit 9N, Riverside Industrial Estate, Ri |
| North East Heating Ltd | |
| North East Heating Solutions Limited | Coach House, Allerton Hill, Leeds, West |
| North Electrical | Swindon |
| North Electrical Ltd | Newcastle upon Tyne |
| North Essex Pest Control | Colchester |
| North Hertfordshire Construction Ltd | Hitchin |
| North London Gas Ltd | Borehamwood |
| North London Heating and Plumbing | Solar House, 915 High Road, North Finchl |
| North London Plumber | Enfield |
| North London Plumbing Heating & Builders | London |
| North Wales Housing | Conwy |
| North west emergency locksmiths Ltd | Wallasey |
| North West heating and plumbing solutions l t d | Liverpool |
| North West London Builders Ltd | London |
| North West Paint Works | Clitheroe |
| North West Refurb | Liverpool |
| North Yorkshire Power Wash | Scarborough |
| NORTHAMPTON BUILDERS LTD | Northampton |
| Northampton Construction Services | Northampton |
| Northamptonshire Painting and Decorating | Northampton |
| Northamptonshire Roofing | Daventry |
| Northants Electrics | Northampton |
| NORTHANTS LOCK SERVICES | Northampton |
| Northants Plastering Services Ltd | Kettering |
| Northants Turf | Northampton |
| Northcarrplumbing | Hull |
| Northdowns Interiors | South Godstone |
| Northeast Plumbing & Heating Services | Aberdeen |
| NorthEastGas Limited | Newcastle upon Tyne |
| Northern Air Solutions Ltd | Liverpool |
| Northern Heating And Solar Limited | Barnsley |
| Northern Power Contractors Ltd | Doncaster |
| Northern Safety & Security Limited | Hartlepool |
| Northfield General Builders Ltd | Scunthorpe |
| Northlands Electrical Ltd | Manchester |
| Northshore | Wallsend |
| Northumbria Gas Limited | 4 Cavendish Place, Hobson, Newcastle Upo |
| Northumbria Heating Limited | Hexham |
| NORTHW3ST GAS LTD | Accrington |
| Northwest Cleaning Services | Preston |
| Northwest Mechanics Ltd | Nantwich |
| Northwest Roofers | Manchester |
| Northwest Tiling Contractors Ltd | Blackpool |
| Norton Carpentry & Construction ltd | Christchurch |
| Nortons Heating | The Raylor Centre, Unit K4, James Street |
| Norwich Stove Installations Ltd | Norwich |
| Nossiter and Barnett Ltd | Eaton Bray |
| Not plumbing and heating | Kings lynn |
| Notting Hill Plumbing and Heating | London |
| Nottingham Property Services | Nottingham |
| Nottingham Roofing Contractors | null |
| Nottinghamshire Drives Ltd | Nottingham |
| Noureddine Plastering | Bristol |
| Nouvell Decor | Buckhurst Hill |
| Nova Glass Solutions | Hemel Hempstead |
| NP Decor | Maidenhead |
| NP Electrical | 44 Kingston Road, Camberley, Surrey |
| NP Gardening | Newry |
| NPC Electrical Services Ltd | South Ockendon |
| NPG Plumbers | Stoke-on-Trent |
| Npplastering | Liverpool |
| NPS Carpentry | Camberley |
| NRA Electrical | Epsom |
| NRG Electrical Installation Services | Hitchin |
| NRG Heating & Plumbing Services Ltd | Hereford |
| NRG Powerjet Ltd | Redbourn |
| NRJ Mengham | Havant |
| NRO Plastering | Manchester |
| NRS Plumbing | Barnet |
| NS Bathroom & Plumbing Services | Dudley |
| NSA Plumbing and Heating | Belfast |
| NSH Roofing | Chatham |
| NSP Plumbing Services | Brecon |
| NSR Plumbing + Heating | Egham |
| NT Blundell | Southampton |
| Ntm Drainage | London |
| NTM Garages Ltd | Stevenage |
| NTNE Heating & Electrical Solutions | London |
| NTW BUILDING | |
| NU Bros Plasterers | Leicester |
| Nuneaton Handyman | Nuneaton |
| Nutech Roofing Services Ltd | Coventry |
| Nuuclean Services | 17 Leopold Road, Crawley, West Sussex |
| Nuview Builders | London |
| NV Electrical Services | Stevenage |
| NV Electrics | Helston |
| NW Decorating Limited | Portsmouth |
| NW Drainage Solutions | Gaerwen |
| NW Mobile & Laptop Repairs | |
| NW Plastering | Brierley Hill |
| nw plumbing and heating | Cockermouth |
| NW Security Solutions | Ormskirk |
| NW Services | Northolt |
| NW4 Carpet & Patio Cleaning | Hendon |
| NWC Plumbing and Heating Services | Cheshunt |
| NWL Plumbing & Maintenance | North london |
| NWS Gas and Plumbing Services Ltd | Kent |
