| AASTAR ENTERPRISES LTD | EGHAM | A rating |
| AAT Tree Services & Consultancy | Hereford | A rating |
| AATECH SOLUTIONS LTD | Sutton | A rating |
| AATHENAA LIMITED | Radstock | A rating |
| AATHI STORES | EXMOUTH | A rating |
| AATHI STORES PVT LTD | Dordon | A rating |
| Aathira Trading LTD T/A PARADE EXPRESS | Welling | A rating |
| Aathmezhi Fuel Ltd | Swansea | A rating |
| Aathmy Enterprises Limited | Haverfordwest | A rating |
| AAVantgarde Bio UK Ltd | London | A rating |
| Aave Limited | London | A rating |
| Aavion Ltd | Chessington | A rating |
| AAVIOR LTD | London | A rating |
| AAVKAR FOODS LTD | Crawley | A rating |
| AAVR Solutions Limited T/A Shell | Kent | A rating |
| AAY Hospitality Ltd | Treorci | A rating |
| AAYAAN TRADING LIMITED | Hayes | A rating |
| AAYAN CONSTRUCTIONS UK LIMITED | London | A rating |
| AAYAN MARYAM LTD t/a The Raj Tandoori | Southend-on-Sea | A rating |
| AAYAN MEDICAL IMAGING LIMITED | New Malden | A rating |
| AAYNA LONDON LTD | London | A rating |
| AAYS Technologies UK Limited | Townfield | A rating |
| Aaysha Limited t/a Nice and Spicy | Dunbar | A rating |
| Aayushi Trading Ltd T/A Premier Martock | Somerset | A rating |
| AAZ DEVELOPMENTS LIMITED | Wolverhampton | A rating |
| AAZA LTD | Birmingham | A rating |
| AAziz &Co LTD | London | A rating |
| AAZZ ENTERPRISES LTD | London | A rating |
| AB 1729 Ltd | Ulverston | A rating |
| AB Agri Limited | Peterborough | A rating |
| AB Beds North Ltd | Heckmondwike | A rating |
| AB Brothers Limited T/A Mamas Food Xpress | Nottingham | A rating |
| AB Creations Limited | Kent | A rating |
| AB Dental Ltd | London | A rating |
| AB Energy UK LTD | London | A rating |
| AB ENTERPRISE (NW) LTD T/A THE PAVILION | BOLTON | A rating |
| AB Fire LTD | London | A rating |
| AB Gas & Property Service Limited | Smethwick | A rating |
| AB Glass (Doors and Windows) Ltd | Swansea | A rating |
| AB Global Consultant LTD | Northampton | A rating |
| AB Gynae Limited | Harrow | A rating |
| AB Hotels Limited | St Albans | A rating |
| AB HOUSEHOLDS UK LIMITED | Croydon | A rating |
| AB InBev UK Ltd | London | A rating |
| Ab Initio Software Limited | Weybridge | A rating |
| AB Littlejohn & Sons LTD T/A Dental Technology Services | Glasgow | A rating |
| AB Mackenzie Ltd | Bromley | A rating |
| AB Masonry Ltd | Nairn | A rating |
| AB Mauri (UK)Ltd | Peterborough | A rating |
| AB MOSS LIMITED | Milton Keynes | A rating |
| AB Newsagent (Norwich) Limited | Norwich | A rating |
| AB Offlicence Limited t/a Pall Mall Store | London | A rating |
| AB PATEL & CO LIMITED | London | A rating |
| AB PRESTIGE GROUP LIMITED | London | A rating |
| AB REDCAR LTD /Ali Barbers | REDCAR | A rating |
| Ab Rogers Limited | London | A rating |
| AB Signs & Prints Limited | Feltham | A rating |
| AB SOFTWARE SOLUTIONS LTD | LUTON | A rating |
| AB Solar Consulting Ltd | London | A rating |
| AB SPICE LTD | West Bromwich | A rating |
| AB Supplies Ltd | Cheshire | A rating |
| AB TASTY LIMITED LTD | London | A rating |
| AB UK MANAGEMENT, LIMITED | London | A rating |
| AB VENTURES EDINBURGH LTD T/A DAY TODAY | Haddington | A rating |
| AB World Foods Ltd | Leigh | A rating |
| Ab-Anbar Limited | London | A rating |
| AB, KB & CB Patel T/a Top Fashion & Apsara | Leicester | A rating |
| AB11STORES LTD | ABERDEEN | A rating |
| AB12 FAST FOOD LTD | ABERDEEN | A rating |
| AB3RECRUITMENT LTD | Luton | A rating |
| ABA Autism Education Ltd | Norfolk | A rating |
| ABA Connected Limited | Walsall | A rating |
| ABA TEA LTD | London | A rating |
| Aba Xpress Ltd | Hayes | A rating |
| ABABEEL CARS LTD | Birmingham | A rating |
| ABABNEH LTD | Stoke on Trent | A rating |
| Abacare | Ebbw Vale | A rating |
| Abacus Ark | London | A rating |
| Abacus Business Consultants Limited | Cambridge | A rating |
| Abacus Cambridge Partners Ltd | London | A rating |
| Abacus Care & Support Ltd | Letchworth | A rating |
| Abacus Care Solutions LTD | Bournemouth | A rating |
| Abacus Commercial Cleans LTD | Chesham | A rating |
| Abacus Glasgow Limited | Glasgow, Scotland | A rating |
| ABACUS HEALTHCARE LTD | Aldershot | A rating |
| Abacus Information Technology UK Limited | London | A rating |
| Abacus Lease Investment Limited | London | A rating |
| Abacus Nursery School | London | A rating |
| ABACUS TAX ADVISORS LTD | LEEDS | A rating |
| Abacus Valves International Limited | Kilbirnie | A rating |
| ABACUS-69 HOLDINGS LIMITED | Leyton | A rating |
| ABACUSBIO INTERNATIONAL LIMITED | CITY OF EDINBURGH | A rating |
| ABAD LTD | Croydon | A rating |
| Abakus Consulting Limited | London | A rating |
| ABAM Foods Limited | Luton | A rating |
| ABAN Express Ltd | Luton | A rating |
| ABAN HEALTHCARE LTD T/A VICTORIA PHARMACY | LONDON | A rating |
| ABAS SOLUTIONS LTD | Leeds | A rating |
| Abaseen Chapeltown Ltd T/A Abaseen Chapeltown | Leeds | A rating |
| ABASEEN CHAPLI KABAB LIMITED | Manchester | A rating |
| ABASEEN ONE LTD | Bury | A rating |
| ABASEEN ORIGINAL KEBAB HOUSE LIMITED | BRADFORD | A rating |
| Abaseen Superstore (UK) LTD | Leeds | A rating |
| ABASYN ASSET MANAGEMENT LIMITED | London | A rating |
| ABATAM LTD | Abergavenny | A rating |
| Abatec Limited | Weston-Super-Mare | A rating |
| Abaza Motors Ltd | Wembley | A rating |
| ABB Limited | Daresbury | A rating |
| ABBA CARS PRIVATE LIMITED | London | A rating |
| Abba Father Evangelical Ministry | MILTON KEYNES | A rating |
| AbBaltis | Sittingbourne | A rating |
| Abbas & Co UK Ltd | Wealdstone | A rating |
| ABBAS MEAT LTD | LONDON | A rating |
| Abbas Ramez | Kirkcaldy | A rating |
| ABBASI CARS LTD | LONDIN | A rating |
| Abbasi's | Betws-Y-Coed | A rating |
| ABBENDON HEALTH CARE LTD T/A ABBENDON NURSING HOME | SOUTHPORT | A rating |
| Abbey (UK) Travel Limited (Trading as Abbey Ireland & UK | Edinburgh | A rating |
| Abbey & Co Associates Ltd | Bolton | A rating |
| ABBEY 24X7 LIMITED | Torquay | A rating |
| Abbey Accountants London Limited | London | A rating |
| ABBEY AMBITIONS | BLACKWOOD | A rating |
| ABBEY ASIA LIMITED T/A SHUHAG | Essex | A rating |
| Abbey Care and Nursing @Home LTD | Sheffield | A rating |
| ABBEY CARE CENTRE LIMITED T/A Bhakti Shyama care Centre | London | A rating |
| Abbey Care Complex Limited T/A Abbey Care Complex | Ilford | A rating |
| Abbey Care Direct ltd | Shrewsbury | A rating |
| Abbey Care Solutions Limited | Waltham Abbey | A rating |
| Abbey College | Huntingdon | A rating |
| Abbey Community Association | London | A rating |
| Abbey Convenience Store | Glanstonbury | A rating |
| Abbey Court Care Home | Bourne | A rating |
| Abbey Dale House | Colwyn Bay | A rating |
| Abbey Dale Medical Centre | Blackpool | A rating |
| Abbey Dental Clinic | Whiteabbey | A rating |
| Abbey Dingle Nursing Homes Ltd | Llangollen | A rating |
| Abbey DLD Colleges Ltd | Cambridge | A rating |
| Abbey Equine Clinic LTD | Llanover | A rating |
| Abbey Glen Ltd | Sheffield | A rating |
| Abbey Grange Care Home Ltd | Burnley | A rating |
| Abbey Healthcare (Aaron Court) Limited | Leicester | A rating |
| Abbey Healthcare (Aaron Court) Ltd | Scraptoft | A rating |
| Abbey Healthcare (Cromwell) Ltd | Huntingdon | A rating |
| Abbey Healthcare (Cromwell) Ltd | Cambridge | A rating |
| Abbey Healthcare (Hamilton) Ltd | Hamilton | A rating |
| Abbey Healthcare (Kendal) Ltd | Kendal | A rating |
| Abbey House Medical Practice | Daventry | A rating |
| ABBEY HOUSE RESEDENTIAL CARE HOME | MORDEN | A rating |
| Abbey Law Limited | St Albans | A rating |
| Abbey lodge care home limited | london colony | A rating |
| Abbey Lodge Residential Home | Hythe | A rating |
| Abbey Logistics Group Limited | Warrington | A rating |
| Abbey Meads Dental Practice | Swindon | A rating |
| Abbey Meads Surgery | Swindon | A rating |
| Abbey Medical Centre | Kenilworth | A rating |
| Abbey Medical Practice | Lincoln | A rating |
| ABBEY MEDICAL PRACTICE | Wellingborough | A rating |
| Abbey Multi Academy Trust | Leeds | A rating |
| Abbey Precision Limited | Milton Keynes | A rating |
| Abbey Private Nursing Home Ltd | Dungannon | A rating |
| Abbey Ravenscroft Park LTD T/A Abbey Ravenscroft Park Nursing Home | Barnet | A rating |
| Abbey Road Estates Limited | London | A rating |
| Abbey Road Surgery | Barrow-in-Furness | A rating |
| Abbey Rose Care Home | Ringwood | A rating |
| Abbey School Limited | Chester | A rating |
| Abbey Services limited | Chelmsford | A rating |
| Abbey Stables | Fareham | A rating |
| ABBEY SUPERMARKET LIMITED | Barking | A rating |
| Abbey Support & Services LTD | Leicester | A rating |
| Abbey Surgery | Tavistock | A rating |
| Abbey Tyres And Mechanic Limited | London | A rating |
| Abbey Upholsterers Limited | Carrickfergus | A rating |
| Abbey Veterinary Centre (Grimsby) Limited | Grimsby | A rating |
| Abbey Veterinary Group Ltd | Barnsley | A rating |
| Abbey View Physiotherapy | Shaftesbury | A rating |
| abbey wood dental practice | LONDON | A rating |
| ABBEY'S HEBBURN VILLAGE LTD | TYNE & WEAR | A rating |
| Abbey's Premier | London | A rating |
| Abbeycare UK Ltd | Erskine | A rating |
| Abbeycroft Care Home | Redditch | A rating |
| ABBEYDALE NURSING HOME | Liverpool | A rating |
| Abbeydale Residential Care Home | Ilkley | A rating |
| Abbeydale Super Store LTD | Sheffield | A rating |
| Abbeyfield Ballachulish Society Ltd | Ballachulish | A rating |
| Abbeyfield Hertfordshire Residential Care Society Ltd | Kings Langley | A rating |
| ABBEYFIELD NEIGHBOURHOOD STORE | BEDFORD | A rating |
| Abbeyfield Northumbria | Newcastle upon Tyne | A rating |
| Abbeyfield Perth Society Ltd | Perth | A rating |
| Abbeyfield Primary Academy | SHEFFIELD | A rating |
| Abbeyfield Strathgryffe Society Ltd | Bridge of Weir | A rating |
| Abbeyfield The Dales Ltd | Ilkley | A rating |
| ABBEYLOYD PROPERTIES LTD | London | A rating |
| Abbeyside Nursing Home Limited | Elgin | A rating |
| Abbeywell Veterinary Clinic Limited | Folkestone | A rating |
| Abbeywood House Care Limited | Devon | A rating |
| ABBFEM CONSULTING LIMITED | Newport Pagnell | A rating |
| Abbina Ltd | Pontypridd | A rating |
| Abbingdon Global Limited | Southport | A rating |
| ABBIS FILLING STATION | OSSETT | A rating |
| Abbitron Ltd | Harrow | A rating |