| MEGA CCTV Ltd | Newcastle Upon Tyne | A rating |
| Mega Choice Support Ltd | Brackmills | A rating |
| MEGA CUTS LIMITED | PRESTON | A rating |
| Mega Events/Travel/Music Ltd | London | A rating |
| Mega Fortris (UK) Limited | Burntwood | A rating |
| Mega Gas Services Limited | Nottingham | A rating |
| Mega Glass Limited | LUTON | A rating |
| MEGA GROSIK LTD T/A MAXI GROSIK | Leicester | A rating |
| Mega International Commercial Bank | London | A rating |
| MEGA MART PVT LTD T/A ESSO | HASTINGS | A rating |
| Mega Mobile Phones Limited | Harrow | A rating |
| Mega One Ltd | London | A rating |
| MEGA PETROLEUM LIMITED | Aylesbury | A rating |
| MEGA PROJECT SECURITY AND SERVICES LTD | Ilford | A rating |
| Mega Resources Limited | Kettering | A rating |
| MEGA RESOURCES MIDLAND LTD | Wiltshire | A rating |
| Mega Sales Ltd | Manchester | A rating |
| Mega Transfers Ltd | london | A rating |
| MEGA TYRE STORE LIMITED | Banbury | A rating |
| Mega Unique Touch Limited | Liverpool | A rating |
| MEGABUILD CONSTRUCTION LTD | GREENFORD | A rating |
| Megacom Limited | London | A rating |
| Megakare Ltd | Ipswich | A rating |
| Megalathan Arulampalam T/As Sheena stores | Gwynedd | A rating |
| Megan Glazing Ltd | Southall | A rating |
| Megan Mechanical Services Ltd | Yateley | A rating |
| Megan's | London | A rating |
| Megaport (UK) Limited | London | A rating |
| Megaslice LLP | Slough | A rating |
| MEGASTORE 2 U LIMITED T/A MEGASTORE 2 U | Birmingham | A rating |
| MEGASUN SOLUTIONS LIMITED | Reading | A rating |
| MEGATECH IT SERVICES LTD | Derby | A rating |
| Megatech Limited | Cannock | A rating |
| MEGAULI SAFARI LTD | Wolverhampton | A rating |
| Megavarnan Piratheepan & Subashini Piratheepan T/A Brentwood Road Supermarket | Greater London | A rating |
| Megavolt Ltd | Sandbach | A rating |
| MEGGER INSTRUMENTS LIMITED | DOVER | A rating |
| Megha UK LTD | Banbury | A rating |
| Meghdhara Ltd | Edgware | A rating |
| Meghna Bristol Ltd | Bristol | A rating |
| Meghna Enterprise Ltd | Manchester | A rating |
| MEGHNA FOODS LIMITED | Birmingham | A rating |
| Megir Limited | Ilford | A rating |
| MEGRON TECH LIMITED | SWINDON | A rating |
| MEGTRACO LIMITED T/A NISA LOCAL | ST. OSYTH | A rating |
| MEGWAY LOGISTICS LTD | NORTHAMPTON | A rating |
| MEHAK CATERERS LTD t/a Chaaske | Leyton | A rating |
| MEHAN'S SUPERMARKET | BILSTON | A rating |
| Mehar Construction Ltd | Wednesbury | A rating |
| Mehar Ent Limited T/A Spar South Queensferry | Edinburgh | A rating |
| MEHAR EXPRESS LTD | Solihull | A rating |
| Mehar Halal Meat Limited | Bolton | A rating |
| Mehar Supermarket | Uxbridge | A rating |
| Meharunnisa Limited | Southampton | A rating |
| MEHARVANA BEAUTY LIMITED | London | A rating |
| Mehat Properties Ltd | NOTTINGHAM | A rating |
| MEHER CATERING LTD T/A Indian Rasoi | Cheltenham | A rating |
| Mehfil Cuisine Limited | Manchester | A rating |
| Mehfil Foods Limited T/A Mehfil | Southall | A rating |
| Mehfil Restaurants Ltd | Birmingham | A rating |
| Mehmet CELIK T/A Marsh Farm Fish & Chips | Henlow | A rating |
| MEHMET EFENDI 1953 EDGWARE ROAD LIMITED | London | A rating |
| MEHMET EFENDI 1953 LTD | London | A rating |
| Mehmood & Aslam Ltd T/A SMA Solicitors | London | A rating |
| Mehr Tutoring Services Limited | Birmingham | A rating |
| Mehran Renovation Services Limited | Southampton | A rating |
| Mehrazma Limited | Nuneaton | A rating |
| MEHREEN DINE (BOURNE) LTD T/A MONTAZ | BOURNE | A rating |
| MEHREGAN LIMITED | London | A rating |
| Mehul Patel & Asha Patel t/a Nisa Local | Leeds | A rating |
| MEI THEATRICAL LTD | London | A rating |
| Mei's You Someset Ltd | Taunton | A rating |
| Meigle Cricket Club | Meigle | A rating |
| Meiji UK Limited | Birmingham | A rating |
| Meiji Yasuda Europe Ltd | London | A rating |
| Meijiya Ltd Trading as China Village Restaurant | Faversham | A rating |
| Meiklejohn Pharmacy Ltd t/a The Village Pharmacy | Bedford | A rating |
| Meinfarming Ltd | lockerbie | A rating |
| Meinhardt (UK) Limited | London | A rating |
| MEIR HEATH CONVENIENCE STORES LTD | Stoke-on-Trent | A rating |
| Meir Pizza Limited T/A Caprinos Pizza | Stoke-On-Trent | A rating |
| MeiraGTX UK II Limited | London | A rating |
| MEIRO CERAMICS LTD | London | A rating |
| MEIVITA LTD | London | A rating |
| Meiyume (UK) Limited t/a Meiyume | Trowbridge | A rating |
| MEIZ Japanese Restaurant | Preston | A rating |
| MEKAHAY IT SOLUTIONS LTD | Colchester | A rating |
| Mekbenz Ltd | London | A rating |
| Meketa Investments London Ltd. | London | A rating |
| Meklar UK Limited | Doncaster | A rating |
| MEL Science Limited | London | A rating |
| Mel's Motors Ltd | Bracknell | A rating |
| MELA SPICE FUSION LIMITED | Windermere, England | A rating |
| Mela Spice Fusion Limited T/A Mela | Windermere | A rating |
| MELAD TAKEAWAY LTD | Aylesford | A rating |
| MELAS CORP LTD | LONDON | A rating |
| Melbec Microbiology Ltd | Rossendale | A rating |
| MELBOURNE HOUSE HOTEL | London | A rating |
| Melbourne Park Medical Centre | Nottingham | A rating |
| Melburay Ltd | London | A rating |
| MELBURY DRY CLEANERS | LONDON | A rating |
| MELCOMBE NEWS LTD | LONDON | A rating |
| Melcombe Partners Ltd | London | A rating |
| Melford Capital Advisers Ltd | London | A rating |
| MELFORD TECHNOLOGIES LIMITED | Amersham | A rating |
| Melian Dialogue Research Limited | Durham | A rating |
| Melibu LTD | London | A rating |
| Melin Energy Consultants Limited | Swansea | A rating |
| Melinalake & Co legal Services Ltd | London | A rating |
| Meliora Capital LLP | London | A rating |
| Meliora Medical Group | RIchmond | A rating |
| Melissa & Doug Limited | Rickmansworth | A rating |
| MELISSA HANDMADE LTD | Walton-On-ThameS | A rating |
| Melitta Uk Ltd | Telford | A rating |
| MELKSHAM PIZZA LIMITED | Melksham | A rating |
| Mellex limited | Leeds | A rating |
| Melli Bank Plc | London | A rating |
| Melling Performance Springs Limited | Lytham St Annes | A rating |
| Mellish Engineering Services Limited | Loughborough | A rating |
| mello world ltd | london | A rating |
| MELLORS GROUP LTD | NOTTINGHAM | A rating |
| Mellow Parenting | Glasgow | A rating |
| MELM Care Solutions | Leicester | A rating |
| Melo Trading Limited | London | A rating |
| MELO TRADING LTD | LONDON | A rating |
| Melody Arts Limited | Stanmore | A rating |
| MELODY MOUNTAIN LTD | London | A rating |
| Melqart Asset Management (UK) Ltd | London | A rating |
| Melrose Care Limited | Worthing | A rating |
| Melrose Care LTD t/a Melrose Care | Worthing | A rating |
| MELROSE HEALTH CARE LIMITED | Peterborough | A rating |
| Melrose House Cullercoats Ltd | North Shields | A rating |
| Melrose Immigration Lawyers Ltd | London | A rating |
| Melrose Medical Centre Limited | Billingham, Cleveland | A rating |
| Melrose Surgery | Reading | A rating |
| Melru Healthcare Limited | Birmingham | A rating |
| Melt Chocolates | London | A rating |
| Meltdown Bradford Limited | Bradford | A rating |
| Meltdown Events Ltd | London | A rating |
| Meltech Limited | Suffolk | A rating |
| Meltech Ltd | Haverhill | A rating |
| MELTEMI INVESTMENT MANAGEMENT LIMITED | London | A rating |
| Meltog Ltd | Leeds | A rating |
| Melton Care Services Limited | Melton Mowbray | A rating |
| Melton House Care Home | Wymondham | A rating |
| Melton Legal LLP | London | A rating |
| Melton Legal Services Limited | London | A rating |
| Melton Mowbray Building Society | Melton Mowbray | A rating |
| Melton Pub & Restaurant Limited | Leicester | A rating |
| MELTT UK LTD | LEICESTER | A rating |
| Meltwater (UK) Limited | London | A rating |
| Meltz Treats Limited | London | A rating |
| Melville Hotels | Ardrishaig | A rating |
| MELVINS UK LTD | London | A rating |
| MEM TRADING (UK) LTD | LONDON | A rating |
| Memaday Consulting Limited | Brighton | A rating |
| Membership Solutions Ltd | Coventry | A rating |
| Memescape Limited | London | A rating |
| Memiah Limited | Camberley | A rating |
| Memo Fashion Ltd | London | A rating |
| Memoirz LTD | Birmingham | A rating |
| Memon & Co Enterprise Limited | Bradford | A rating |
| Memon Services Limited T/A Naan Staap Tooting | London | A rating |
| Memonz Trading Ltd t/a Pack & Send | Birmingham | A rating |
| Memorial Medical Centre | Sittingbourne | A rating |
| Memorials and Rock Produce UK Limited | Watford | A rating |
| Memories of India NE Ltd | Chester Le Street | A rating |
| Memory Lane (New Milton) Ltd | Manchester | A rating |
| Memory Lane (North Shields) Ltd | London | A rating |
| MEMORY LANE CARE HOMES LIMITED | MANCHESTER | A rating |
| Memory Solutions Ltd T/A Sign and Print Creation | Dalkeith | A rating |
| Memory Tree Retail Solutions Limited | Cardiff | A rating |
| MemoryJane Healthcare Limited | Southampton | A rating |
| Memrise Ltd | London | A rating |
| Memsahib Gin Limited | Cheltenahm | A rating |
| MEMSSPICE LTD T/A SPICE OF INDIA WHITTON | Twickenham | A rating |
| Menaha Sinthujan T/A Mercia News | Leamington Spa | A rating |
| Menai Finance (UK) Ltd. | London | A rating |
| Menakan Transport Ltd | Ilford | A rating |
| MENAM FINANCIAL CONSULTING LTD | Blackburn, | A rating |
| Menar Holdings Limited | London | A rating |
| Menck UK Limited | Norwich | A rating |
| Mend Care Ltd | Wisbech | A rating |
| Mendi Properties ltd | Prestwick | A rating |
| Mendick Waring Limited | London | A rating |
| Mendip Care Ltd | Wells | A rating |
| MENDIP LODGE | Bristol | A rating |
| Mendip Vale Medical Group | Langford | A rating |
| Mendpara LTD | Nottingham | A rating |
| Meneage Dental Care Limited | Helston | A rating |
| Menfor Construction Services Limited | Willenhall | A rating |
| Menfor Services Limited | Willenhall | A rating |
| MENG & WING LTD | Ringwood | A rating |
| Menicon Limited | Northampton | A rating |
| MENIER CHOCOLATE FACTORY | LONDON | A rating |
| Meniga Limited | London | A rating |
| Menlo Security Limited | Bracknell | A rating |
| Menomadin Limited | London | A rating |
| Menorah grammar School | Edgware | A rating |
| MENORAH HIGH SCHOOL FOR GIRLS | LONDON | A rating |