| M L Homes Limited | London | A rating |
| M & A BRANDS LTD | London | A rating |
| M & A Convenience Stores Ltd | Llanelli | A rating |
| M & Co Accountants Limited | Bedford | A rating |
| M & D Business Limited | Street | A rating |
| M & D Care Operations Limited | Carmarthen | A rating |
| M & D Careplus Limited T/A Bluebird Care Tamworth, Lichfield, Nuneaton & North Warwickshire | Tamworth | A rating |
| M & D MADINA LTD | ABERDEEN | A rating |
| M & G HEALTHCARE SERVICES LTD | Edinburgh | A rating |
| M & G PlC | London | A rating |
| M & H FOODS LTD | Southall | A rating |
| M & H STORES LTD | Swansea, | A rating |
| M & I Off License Ltd | London | A rating |
| M & J Care Homes ltd | Seaton | A rating |
| M & K FAST FOOD LTD | SWANSEA | A rating |
| M & K Halal Meat & Poultry Ltd | Enfield | A rating |
| M & K STORES LTD T/A BETTER BUY PROVISIONS | OSMONDTHORPE | A rating |
| M & L Kitchen | Stowmarket | A rating |
| M & L Paper Limited | Chatham | A rating |
| M & M CYBER CAFE LTD | London | A rating |
| M & M Financial Services Ltd | London | A rating |
| M & M Food Store/ Day-Today | Hamilton | A rating |
| M & M FOODS LONDON LTD | Northolt | A rating |
| M & M GENERAL INSURANCE SERVICES LIMITED | Harrow | A rating |
| M & M GLOBAL SOLUTIONS UK LTD | London | A rating |
| M & M MEAT AND POULTRY LIMITED | Leeds | A rating |
| M & M Solicitors (Leicester) Limited | Leicester City | A rating |
| M & M SONS DRYCLEANERS LTD | London | A rating |
| M & N (NE) Ltd | Middlesbrough | A rating |
| M & N Cars | Milton Keynes | A rating |
| M & O courier Ltd | London | A rating |
| M & P SON LTD | LEEDS | A rating |
| M & PJ LTD | Cornwall | A rating |
| M & R LIMITED | London | A rating |
| M & R Tool Hire Ltd T/A ME Hire Ltd | Beckton | A rating |
| M & S Food and Wine | Brighton | A rating |
| M & S Late Shop | St Helens | A rating |
| M & S Property (Leicester) Limited | Solihull | A rating |
| M & SS (UK) LTD T/A SPAR | Colchester | A rating |
| M & T Healthcare Limited t/a Caremark (Chelmsford & Uttlesford) | Great Dunmow | A rating |
| M & Z BEEBY HAULAGE LTD | LOUGHBOROUGH | A rating |
| M 4 MART LIMITED | Manchester | A rating |
| M A & Brothers Convenience Store | Oldham | A rating |
| M A Brothers (Retail) Limited | Newcastle Upon Tyne | A rating |
| M A Butcher London Limited | London | A rating |
| M A CATERING EQUIPMENT LIMITED | Bradford | A rating |
| M A Chhokar Ltd | Sutton Coldfield | A rating |
| M A CONSTRUCTION & DEVELOPERS LTD | Manchester | A rating |
| M A CONSULTANTS BLACKBURN LTD | BLACKBURN | A rating |
| M A EDWARDS ACCOUNTANTS LTD | BIRMINGHAM | A rating |
| M A FOOD (PORTSMOUTH) LIMITED | Portsmouth | A rating |
| M A HALAL GROCERY LIMITED T/A MA Halal Cash & Carry | London | A rating |
| M A HANS & SONS LTD | Huddersfield | A rating |
| M A Living Limited | Gilderstone | A rating |
| M A Qureshi Limited | Slough | A rating |
| M A Stores | Motherwell | A rating |
| M A UK Constructions Ltd | Rochdale | A rating |
| M Akhtar Enterprises Ltd t/a Bravo | Broxburn | A rating |
| M AKRAM & CO CHARTERED ACCOUNTANTS | LONDON | A rating |
| M and A Robinson LTD | Stranraer | A rating |
| M and B Patel Limited | Leeds | A rating |
| M and L Private Limited | Sutton in Ashfield | A rating |
| M And M Seafood Ltd | Leicester | A rating |
| M and M Yorkshire Stone Products Limited | Bingley | A rating |
| M and P Models | London | A rating |
| M and S Convenience Shop Ltd | Sheffied | A rating |
| M Aslam T/a Watan Foods | Walsall | A rating |
| M B (S) Builders Ltd | London | A rating |
| M B DEAN ACCOUNTANTS | BRADFORD | A rating |
| M B S SECURITY & FACILITIES MANAGEMENT LTD | London | A rating |
| M B TECHNICAL SERVICES LIMITED | Worcester | A rating |
| M BEAUTY SALON LTD | Sheffield | A rating |
| M Biotech Ltd | Egham | A rating |
| M Bird Ltd | Carlisle | A rating |
| M BRANDS ONE LTD | Cheltenham | A rating |
| M BRANDS TWO LTD T/A Bhoomi Kitchen Oxford | Oxford | A rating |
| M Bukauskiene Limited T/A Hob Salons | Gerrards Cross | A rating |
| M CARS SURREY LTD | Lingfield | A rating |
| M Comm Solutions Limited | London | A rating |
| M D J French & Co Ltd t/as Caremark (Weymouth & West Dorset) | Weymouth | A rating |
| M D Surgery LTD | Moreton in Marsh | A rating |
| M D Y Enterprise Limited | London | A rating |
| M E Prop Limited | London | A rating |
| M F International Cargo Services U.K. Ltd | London | A rating |
| M FASHION LTD | London | A rating |
| M G Khan & Co Ltd | High Wycombe | A rating |
| M G Shopfronts Limited | Dudley | A rating |
| M G TRANSPORT SOLUTIONS LTD | WALSALL | A rating |
| M Glynn Builders Ltd | Beaconsfield | A rating |
| M GROUP (SERVICES) LIMITED | Hertfordshire | A rating |
| M Group Services | Stevenage | A rating |
| M Group Transport (Rail and Aviation) | Hounslow | A rating |
| M H (NW) LTD T/a Spice Lounge Restaurant | MANCHESTER | A rating |
| M H BUILDERS & SONS LTD | Halifax | A rating |
| M H COURIERS LTD | Bradford | A rating |
| M H HEATING & PLUMBING LTD | Manchester | A rating |
| M H SERVICES (BFD) LIMITED | Bradford | A rating |
| M Halal Meat UK Ltd | Bolton | A rating |
| M Hasnain & Co LTD Trading as MotorServ UK | Solihull | A rating |
| M Hasson & Sons Ltd | Ballymena | A rating |
| m hillas properties ltd | Halifax | A rating |
| M I Chaudhry T/A OLD TOWN FRYER | BEACONFIELD | A rating |
| M I PHARMACY LTD | PETERBOROUGH | A rating |
| M Iftikhar trading as Tabis | Burnley | A rating |
| M ISMAIL & CO. ACCOUNTANTS | BLACKBURN | A rating |
| M J & M C THOMASSON | NANTWICH | A rating |
| M J ANTONVIJAYARAJAH T/A -Kenito's Piri Piri | London | A rating |
| M J AUTOS (UK) LTD | Bradford | A rating |
| M J Beton Ltd | Birmingham | A rating |
| M J DESIGN & BUILDING LTD | Uxbridge | A rating |
| M J FOODS & WINES LTD | London | A rating |
| M J Gillen LTD | Wakefield | A rating |
| M J Golz & Co ltd T/A MJG Accountants | Harrow | A rating |
| M J Hillson Ltd | Maulden | A rating |
| M J K Dods & Co | Darlington | A rating |
| M J LOCUM SERVICES LIMITED | Birmingham | A rating |
| M J S Superstore Ltd T/A Premier | Cardiff | A rating |
| M J Strategies Ltd t/as Masala Junction | Nottingham | A rating |
| M Jaffer & Co | Stanmore | A rating |
| M Javed T/A Jav's Hair Salon | Bolton | A rating |
| M JONES ASSOCIATES LLP | BROMLEY | A rating |
| M K Associates Limited | Loughton | A rating |
| M K Convenience Store Ltd t/a Premier | Milton Keynes | A rating |
| M K FANCY DOSA LIMITED | London | A rating |
| M K Impex limited | Southall | A rating |
| M K Professional Services Limited | Ilford | A rating |
| M K PROPERTY SOLUTION LIMITED | Essex | A rating |
| M K Stores Ltd T/As Premier | CARDIFF | A rating |
| M KUMARAN LTD | Middlesex | A rating |
| M L & S Martin Lynch & Sons Ltd | Staines-Upon-Thames | A rating |
| M Latif & Company Limited | London | A rating |
| M Little Superstore Ltd | Dalkeith | A rating |
| M London R Limited | London | A rating |
| M M Bellinger and Sons Ltd | WANTAGE | A rating |
| M M HOLDINGS INVESTMENT LIMITED | London | A rating |
| M MINT LTD | Neath | A rating |
| M Moser Associates Ltd | London | A rating |
| M N Accountancy & Management Services Ltd | London | A rating |
| M N HOUSE LTD | Middlesex | A rating |
| M N KOLIA LTD T/A MOINS CHEMIST | LEICESTER | A rating |
| M N Mollon & Partners Ltd | Alton | A rating |
| M N Pulse Solutions Ltd | Bromsgrove | A rating |
| M N S CARE PLC | HARROW | A rating |
| M N S Late Shop and K&K News | Merseyside | A rating |
| M P Alarm & CCTV Limited | Harrow | A rating |
| M P Building Ltd | Letchworth Garden City | A rating |
| M PATEL NEWS | SHENFIELD | A rating |
| M PATWARY LIMITED | London | A rating |
| M Polo Limited | London | A rating |
| M R 66 Limited | Cardiff | A rating |
| M R BROTHERS LIMITED T/A Brothers Peri Peri Hot And Sweet | southend on sea | A rating |
| M R CARPETS AND FURNITURE | PETERBOROUGH | A rating |
| M R D SERVICE STATION LIMITED | Stourbridge | A rating |
| M R Dix Decorating | Kennington | A rating |
| M R FORECOURT LTD | Manchester | A rating |
| M R S Supplies LTD | Stepney | A rating |
| M R SERVICE STATION LIMITED | Brierley Hill | A rating |
| M Raza & Co | Cardiff | A rating |
| M RIVERSIDE PUBLIC HOUSE LTD | Ashford | A rating |
| M S (Rochdale) Limited | Rochdale | A rating |
| M S 2 Stores | Yate | A rating |
| M S Autos (Reading) Ltd | Reading | A rating |
| M S Business Engineering LTD (T/A as Manzeera Solutions) | Bracknell | A rating |
| M S Butcher Ltd | Woolwich | A rating |
| M S H Motors Ltd | Dudley | A rating |
| M S Mazher & A M Siddiqui | Johnstone | A rating |
| M S NOOR -UL-HUDHA LIMITED | London | A rating |
| M S Spiices Limited | Birmingham | A rating |
| M S Z CORPORATE SERVICES PROVIDER UK LTD 14856521 | ENGLAND | UK Expansion Worker: Provisional |
| M SAAD'S LIMITED | Sheffield | A rating |
| M Sarwar Limited | London | A rating |
| M SECURITY SERVICES LIMITED | Birmingham | A rating |
| M Squared (Scotland) Ltd | Glasgow | A rating |
| M SULEMAN AND COMPANY LIMITED | GLASGOW | A rating |
| M T Finance Limited | London | A rating |
| M T SUPPORTED LIVING LTD | SWINDON | A rating |
| M TARIQ & SONS LTD | Stanmore | A rating |
| M THAMILMARAN T/A M N S LATE SHOP | FLINTSHIRE | A rating |
| M THREE SERVICE LTD | ILFORD | A rating |
| M to M Services Ltd | LONDON | A rating |
| M TRIM LTD | LONDON | A rating |
| M U Plant Hire Limited | Stoke On Trent | A rating |
| M U S H O O T D LTD | Birmingham | A rating |
| M W Botha LTD | Crawley | A rating |
| M W Capture Limtied | London | A rating |
| M W Roberts & Co | Ruthin | A rating |
| M Walia Ltd | Coventry | A rating |
| M X CONSTRUCTION LIMITED | Ealing | A rating |
| M Y Fishmongers | London | A rating |
| M Z Media Production Ltd | Stockpory | A rating |
| M ZAHID TRAVEL LTD | BLACKBURN | A rating |
| M Zia Ul Islam | London | A rating |
| M-Bitz Ltd | Watford | A rating |
| M-Bitz Ltd | London | A rating |
| M-Bitz Ltd | Bracknell | A rating |
| M-Bitz Ltd | Leeds | A rating |
| M-Bitz Ltd | Bromley | A rating |
| M-Brace Orthodontics Limited | Edinburgh | A rating |
| M-dens Ltd | Lossiemouth | A rating |
| M-E Engineers | London | A rating |