| Mann Motors Ltd | Leicester | A rating |
| MANN ROADWAYS LIMITED | Wolverhampton | A rating |
| Mann Transport Services Ltd | Leicester | A rating |
| Mann Travel Ltd | London | A rating |
| Mann Williams Ltd | Bath | A rating |
| MANN+HUMMEL (UK) Ltd | Wolverhampton | A rating |
| Manna Bites Ltd T/A Bombay Tikka | Lancing | A rating |
| Manna Housing Group Limited | London | A rating |
| Manna Management Limited T/A EF Medispa | London | A rating |
| Manna Utilities and Mgt Ltd | Croydon | A rating |
| Manna-Seh Childcare And Education Limited | Welling | A rating |
| MANNAFOODS LTD | Northampton | A rating |
| MANNAT M LTD | Hitchin | A rating |
| MANNAT TECHNOLOGIES LIMITED | BRISTOL | A rating |
| Mannaz A/S | London | A rating |
| MANNING & BOYCE COACHWORKS LTD | Windsor | A rating |
| Manning Impex Limited | Camberley | A rating |
| Manning Services Limited | Uxbridge | A rating |
| Manningtree Dental Practice | Manningtree | A rating |
| Mannion Daniels Ltd | Bath | A rating |
| Mannok Build Ltd | Derrylin | A rating |
| MANNS FOOD & WINE | LONDON | A rating |
| Mannys Marquees Ltd | High Ongar | A rating |
| Mano Salwa Sweets & Restaurant Limited | Ilford | A rating |
| MANOJ JASVANTLAL SOLANKI | Oldham | A rating |
| MANOJ SRISKANDARAJAH T/A 7 DAYS CONVENIENCE STORE | COVENTRY | A rating |
| Manoja Maheswaran T/A Perfect Fried Chicken | London | A rating |
| Manolo Blahnik International Limited | London | A rating |
| MANOP Group LTD | Hertfordshire | A rating |
| Manor and Park Group Practice | Sheffield | A rating |
| Manor Body Repairs Limited | Hertfordshire | A rating |
| Manor Care Home | Middlewich | A rating |
| Manor Care Home Group | Birtley | A rating |
| Manor Care Homes Ltd | Margate | A rating |
| Manor Collection | Reigate, Surrey | A rating |
| Manor Community | Bristol | A rating |
| Manor Court Surgery | Nuneaton | A rating |
| Manor Estate Management Ltd | London | A rating |
| Manor Group Offices Limited | London | A rating |
| Manor Healthcare Limited | Ballyclare | A rating |
| Manor Homes Poulton Ltd. T/A Cleveleys Nursing Home | Thornton Cleveleys | A rating |
| Manor House Country Hotel Limited | Co.Fermanagh | A rating |
| Manor House Drycleaners and Launderers Ltd T/A Manor House Drycleaners and Launderers | London | A rating |
| Manor House Hotel | Cullompton | A rating |
| Manor House Hotel (Okehampton) Limited | Devon | A rating |
| Manor Interior Solutions Limited | Market Harborough | A rating |
| Manor Lane Dry Cleaners | London | A rating |
| Manor Longbridge School | Dagenham | A rating |
| Manor Park Care Home | Keighley | A rating |
| MANOR PARK CARE LIMITED | London, | A rating |
| Manor Park Medical Centre | Slough | A rating |
| MANOR PARK MEDICAL PRACTICE LIMITED | Leicester | A rating |
| MANOR PARK MINI MARKET LIMITED | London | A rating |
| MANOR PARK TRADING CO. LTD | birmingham | A rating |
| Manor Pharmacy (Wheathampstead) Limited | St Albans | A rating |
| Manor Road Store LTD | Chigwell | A rating |
| MANOR SPRINGS LTD | London | A rating |
| Manor Telecom Services LTD T/A Manors Group | Southall | A rating |
| Manoranjan Kandasamy Vithyashaker | Ashton Under Lyne | A rating |
| MANORCROFT BEDS LTD | Dewsbury | A rating |
| Manorfield Residential Care Home | Chichester, | A rating |
| Manorville (Simla) Limited | Newcastle upon Tyne | A rating |
| Manorville Care Homes LTD | Sevenoaks | A rating |
| MANOTAN LIMITED | Rugby | A rating |
| MANPEH MAC LIMITED | London | A rating |
| Manpower UK Limited | Uxbridge | A rating |
| Manpreet Singh T/A Raj Builder | Leicester | A rating |
| Manro Medical Ltd | Surbiton | A rating |
| MANS TRADING LIMITED T/A The Ladz | Cardiff, | A rating |
| MANS TRADING LIMITED T/A The Ladz | Cardiff | A rating |
| MANSARA LTD | Alfreton | A rating |
| Manse Foods Ltd t/a 7 Spices | Wishaw | A rating |
| MANSELTERS LTD | NOTTINGHAM | A rating |
| Mansfield 4x4 (Bury St Edmunds) Ltd | Bury St Edmunds | A rating |
| Mansfield Advisors LLP | London | A rating |
| MANSFIELD CARE GROUP | EDINBURGH | A rating |
| MANSFIELD CARE LIMITED | EDINBURGH | A rating |
| Mansfield Hosiery Mills Sports and Social Club | Sutton In Ashfield | A rating |
| Mansfield Nottingham Specsavers Limited | Mansfield | A rating |
| Mansfield Service Station Ltd | Peterborough | A rating |
| Mansfield Town Football Club Limited | Mansfield | A rating |
| Mansfield Town Football Club LTD | Mansfield | A rating |
| Mansford LLP | London | A rating |
| Mansha Sweets Ltd | Burnley | A rating |
| MANSHAIL LIMITED | YEOVIL | A rating |
| Mansheen Ltd | Edgware | A rating |
| Manshi Manchester Limited | Manchester | A rating |
| Manshi Retail Limited | BRADFORD | A rating |
| MANSHIB CAFFE LIMITED | Essex | A rating |
| Mansion House Surgery | Stone | A rating |
| Mansion House Surgery | Whitehaven | A rating |
| MANSIONS CATERING AND HOTEL LTD | London | A rating |
| Mansons Chemists Limited | London | A rating |
| Mansoon Limited | Cheshunt | A rating |
| Mansoori Heights Limited | Lymington | A rating |
| Mansour Welding Ltd | Nechells | A rating |
| Mansuri Schoolwear | Birmingham | A rating |
| Manta Ray Media Ltd. | London | A rating |
| Mantaz Fast Food Ltd | Worthing | A rating |
| Mantebre Company Ltd | Perth | A rating |
| Mantech UK Ltd | Halesowen | A rating |
| Manteio Capital UK Limited | London | A rating |
| Manthan | London | A rating |
| Mantic Entertainment Ltd | NOTTINGHAM | A rating |
| Mantic Technologies Limited | London | A rating |
| Mantichore Ltd t/a Hampshire Terrace Dental Care | Portsmouth | A rating |
| MANTILLA NETWORK LTD | Manchester | A rating |
| Mantis Cranes Limited | Rushden | A rating |
| Mantl Limited | London | A rating |
| MANTLE CARE LTD | AYLESBURY | A rating |
| MANTLE LABS LIMITED | LONDON | A rating |
| Manton Grange Farms | Marlborough | A rating |
| Manton Park Farms Limited | Malborough | A rating |
| Mantra Learning | Middleton | A rating |
| MANTRA LIVING LIMITED | Surrey | A rating |
| Mantra Systems Limited | Sheffield | A rating |
| Mantra Thai Limited | Newcastle Upon Tyne | A rating |
| MANU ATELIER DERI URUNLERI TEKSTIL SANAYI TICARET LTD | London | A rating |
| Manu Enterprises Limited T/a Bargain Booze Plus | Leeds | A rating |
| Manu Integrity Services | Sheffield | A rating |
| Manu Integrity Services Ltd | Sheffield | A rating |
| MANUCOURT LIMITED | EASTLEIGH | A rating |
| MANUEL Cornwall Ltd | Truro | A rating |
| Manuel Divine Care Ltd t/a Harmony Projects | Bradford | A rating |
| Manuel Elizalde Dellacasa | Midhurst | A rating |
| Manufuture Ltd | Harrow | A rating |
| Manuka Doctor (UK) Limited | Hinckley | A rating |
| Manulife Investment Management (Europe) Ltd | London | A rating |
| Manx Healthcare Limited | Warwick | A rating |
| MANY ROOMS STUDIOS LTD | Battersea | A rating |
| ManyPets Ltd | London | A rating |
| MANZ DISCOUNT STORES | Acton, London | A rating |
| MANZ GROUP LTD | Ilford | A rating |
| Manz London Limited | Walsall | A rating |
| Manzanita Capital UK LLP | London | A rating |
| Manzil and Co Ltd | London | A rating |
| Manzil of Morpeth Limited | Northumberland | A rating |
| Manzoor plumbing and Heating ltd | London | A rating |
| MAP ACCOUNTING LIMITED | HARROW | A rating |
| MAP GROUP (UK) LIMITED | STOCKTON-ON-TEES | A rating |
| Map Impact Ltd | Bristol | A rating |
| MAP INVESTMENT PARTNERS LIMITED | Harrow | A rating |
| MAP Maison Ltd | London | A rating |
| Map of Agriculture Ltd. | Woodbridge | A rating |
| Map of Agriculture Ltd. | Penrith | A rating |
| MAP Patient Access Limited | Cambridge | A rating |
| Map16 Asset Management Ltd | Stroud | A rating |
| MAPA Trading Limited | Canterbury | A rating |
| MAPARA CONSULTING LIMITED | Harrow | A rating |
| Mapbox UK Ltd | London | A rating |
| MAPD Engine Room Ltd | Wirral | A rating |
| Mapdec Ltd | Kendal | A rating |
| Mapei UK Ltd | Halesowen | A rating |
| MAPEX PHARMACY CONSULTANCY LTD | BROMLEY | A rating |
| Mapfre Re Compania De Reaseguros SA | London | A rating |
| Maple Access Partnership | Northampton | A rating |
| Maple Chiro Clinics Ltd T/A Maple Clinics | Motherwell | A rating |
| Maple Clinics Airdrie Ltd | Airdrie | A rating |
| Maple convenience Ltd T/A Maple Convenience Store | Poole | A rating |
| Maple Health UK limited | Colchester | A rating |
| Maple House Care Home | Aldershot | A rating |
| Maple Knoll Capital Ltd | London | A rating |
| Maple Lime Ltd | Edinburgh | A rating |
| Maple MG Properties Ltd t/a Maple Clinics Edinburgh | Edinburgh | A rating |
| Maple Tree Care Limited | Dereham | A rating |
| Maple Tree Entertainment Ltd | Malvern | A rating |
| Maple Windows & Doors Ltd | Argall Way | A rating |
| Maplecote Limited | Grays | A rating |
| Maples and Calder | London | A rating |
| Maples Community Care Limited | Bristol | A rating |
| Maples Fiduciary Services (UK) Limited | London | A rating |
| Maples Teesdale LLP | London | A rating |
| MaplesFS Service Company (UK) Limited | London | A rating |
| Mapleton Care Group Limited | Codsall | A rating |
| Mapletree UK Management Ltd | London | A rating |
| MAPLEWOOD INVESTMENTS LTD | BENFLEET | A rating |
| Maplin Engineering Limited | Stratford | A rating |
| MAPLITE ENTERPRISES LTD | Harrow | A rating |
| Mapmatic Limited | Derby | A rating |
| MAPP (Property Management) Limited | London | A rating |
| MAPP Digital UK Ltd | London | A rating |
| MAPP Psychology Ltd | GLASGOW | A rating |
| Mapplewell Premier | BARNSLEY | A rating |
| MAPS Cash and Carry Limited | Leicester | A rating |
| Maps Logistics Ltd | Swansea | A rating |
| MAPS PROPERTIES LTD | NORWICH | A rating |
| MAPS SERVICES LTD | Mitcham | A rating |
| Mapsi Store Limited | Woodford Green | A rating |
| MAPTEC Limited | Hornchurch | A rating |
| Maptek Ltd | Edinburgh, | A rating |
| MAQ Accounts Limited | Walsall | A rating |
| MAQ TECHNOLOGIES LIMITED | Walsall | A rating |
| MAQMUS LTD | Batley | A rating |
| MAQSAD GROUP T/A IB-NE-MAQSAD LIMITED | Birmingham | A rating |
| Maqsood Alam | Bradford, | A rating |
| MAQSOORA GLOBAL TRADE LTD | ENGLAND | A rating |
| MAR EXPRESS LONDON LTD | Greater London | A rating |
| MAR HALAL MEAT BUTCHERS LIMITED | Bradford | A rating |
| MAR Property Services (UK) Limited | Croydon | A rating |
| Mar Thoma Church Canterbury, Kent | Maidstone | A rating |