| Allied Computers International Limited | WEMBLEY | A rating |
| Allied Crowds Ltd. | Richmond | A rating |
| Allied Digital Services UK Ltd | Lewins Mead | A rating |
| ALLIED ENGINES LTD | Grays | A rating |
| Allied Enterprise Ltd | South Croydon | A rating |
| Allied Global Engineering Ltd | Glossop | A rating |
| Allied Global Marketing Ltd. | London | A rating |
| Allied Global Traders Ltd T/A Buy Macs | Luton | A rating |
| ALLIED HEALTH PROFESSIONALS SERVICES LTD | Kent | A rating |
| Allied Health South Lincolnshire Limited | Moulton | A rating |
| Allied Hygiene Systems Ltd | Erith | A rating |
| Allied Insulators | Stoke on Trent | A rating |
| Allied Intergrated Services Ltd | Reading | A rating |
| Allied International Trading Limited | Smethwick, | A rating |
| Allied Law Chambers Solicitors Ltd | ILFORD | A rating |
| ALLIED LOGISTICS LTD | HAYES | A rating |
| ALLIED MIDLANDS LTD | COVENTRY | A rating |
| Allied Neuro Therapy Limited | Egham | A rating |
| Allied Pallets Solutions UK Ltd | Birmingham | A rating |
| Allied Pharma Ltd. | Somerset | A rating |
| Allied Plumbing & Heating Limited | London | A rating |
| Allied Scaffolding Ltd | Oldham | A rating |
| ALLIED SECURE LTD | BARKING | A rating |
| Allied Service Transport Limited | Liskeard | A rating |
| Allied Software Ltd | Glasgow | A rating |
| Allied Solicitors Limited | Manchester | A rating |
| Allied Storage Tanks Limited | Darlaston | A rating |
| Allied Testing (UK) Limited | London | A rating |
| Allied Vehicles Limited | Glasgow | A rating |
| Allied World Assurance Company (Europe) Limited | London | A rating |
| Allied Worldwide Limited | London | A rating |
| Allies and Morrison LLP | London | A rating |
| ALLIN1 ADVISORY LTD | London | A rating |
| Allincom Limited | London | A rating |
| Allinonecare Limited | Surrey | A rating |
| Alliot Technologies Limited | Huddersfield | A rating |
| Alliott Wingham Limited | Fareham | A rating |
| Alliotts LLP | Guildford | A rating |
| Allison + Partners UK Limited | London | A rating |
| Allison Brothers Limited | Edgware | A rating |
| Allison Brothers, Limited | London | A rating |
| Allison Farming | Cockermouth | A rating |
| ALLISON HOUSE THORNABY LIMITED | THORNABY | A rating |
| Alliss Convenience Store | Stafford | A rating |
| Allite enterprises ltd | stockport | A rating |
| Allium Seeds UK Ltd | Boston | A rating |
| Allium UK Holding Limited | Bracknell | A rating |
| Allkind Mental Health And Wellbeing | London | A rating |
| ALLMED LTD | Watford | A rating |
| Allo Chat Ltd | Portsmouth | A rating |
| Alloa Consultancy Limited | London | A rating |
| Allocate Software Ltd | Richmond | A rating |
| Allocator One Limited | Brighton | A rating |
| Allot Limited | Ongar | A rating |
| ALLOY FIX LTD | Romford | A rating |
| Alloy Inc Limited | London | A rating |
| Alloy Therapeutics UK Limited | Cambridge | A rating |
| ALLOY WHEEL REFURBISHMENT (UK) LTD | Coventry | A rating |
| Alloyed Limited | Yarnton | A rating |
| AlloyGator Ltd | Redditch | A rating |
| allpay Limited | Hereford | A rating |
| Allpets Veterinary Clinic | London | A rating |
| AllPets Veterinary Surgery | Prestatyn | A rating |
| Allpex Ltd | Wembley | A rating |
| AllPoints Fibre Networks Limited | Reading | A rating |
| Allpress Espresso UK Ltd | London | A rating |
| ALLPROPERTYCLAIMS LIMITED | London | A rating |
| Allroundsupermarket Ltd | Walsall | A rating |
| AllRx Healthcare Ltd T/A TruWell Pharmacy | Oxford | A rating |
| Allsaved Ltd | Billingshurst | A rating |
| Allseas Global Logistics | Oldham | A rating |
| AllSee Technologies Ltd | Birmingham | A rating |
| Allsop Consulting Limited | Belfast | A rating |
| Allsop LLP | London | A rating |
| ALLSPACE FURNISHINGS LTD | Manchester | A rating |
| Allspring Global Investments (UK) Limited | London | A rating |
| Allstar Appliance Care Ltd | London | A rating |
| Allstate Northern Ireland | Belfast | A rating |
| Allstruct Developments Limited | London | A rating |
| ALLSWELL CARE SERVICES | WALLINGTON | A rating |
| Alltaster Limited | London | A rating |
| Alltech (U.K.) Limited | Stamford | A rating |
| Alltrade Printers (Sales) Limited | Birmingham | A rating |
| ALLTRADEFINDER LTD | Skelmersdale | A rating |
| Alltrista Plastics Limited | Christchurch | A rating |
| Alltype Builders Merchants | London | A rating |
| Allucent Group (UK) Limited | Bracknell | A rating |
| Allure Creation Ltd | London | A rating |
| Allure Jewellers | London | A rating |
| Allurehairandbeauty Limited T/A Allure Hair and Beauty | Hounslow | A rating |
| ALLURI TRADERS LTD | Motherwell | A rating |
| Allvue Systems Limited | London | A rating |
| Allwaste (Berkshire) Ltd | Slough | A rating |
| Allwyn Entertainment Ltd | Watford | A rating |
| Ally Health Ltd | London | A rating |
| Ally's Balti House Limited | Coventry | A rating |
| Allyace Ltd | Cardiff | A rating |
| Allygrow Technologies UK Limited | Harrow | A rating |
| ALM CONTRACTING LTD | Burton-On-Trent | A rating |
| ALM Foods Limited TA Subway | Manchester | A rating |
| ALM MOTORS LIMITED | Bathgate | A rating |
| ALMA ATTIC LIMITED | SURREY | A rating |
| Alma Cafe Ltd | London | A rating |
| Alma Capital London Limited | London | A rating |
| Alma Care Homes Broome Limited | Betchworth | A rating |
| Alma Economics Ltd. | London | A rating |
| ALMA ENGINEERING CO LTD | BEDFORSHIRE | A rating |
| ALMA FOOD & WINE | LONDON | A rating |
| Alma Fruit & Veg Limited | Wellingborough | A rating |
| Alma Lasers UK Limited | London | A rating |
| Alma Medical Centre | Stockton | A rating |
| Alma PR Limited | London | A rating |
| Alma Road Surgery | Southampton | A rating |
| Alma Veterinary Surgery Ltd | Scarborough | A rating |
| Almaas London Limited | London | A rating |
| Almac Group Limited | Craigavon | A rating |
| Almacantar Ltd | London | A rating |
| Almanax Ltd | London | A rating |
| almarai ltd | Sheffield | A rating |
| ALMARKAZ UL ISLAMI LTD | BRADFORD | A rating |
| Almas Art Foundation | London | A rating |
| Almaz Aviation Ltd | London | A rating |
| Almeida Theatre Company Ltd | London | A rating |
| Almero Holdings UK Ltd | Lincolnshire | A rating |
| Almet Trading UK Limited | London | A rating |
| Almi Service Limited | Tonypandy | A rating |
| ALMIRAH CONSULTS LTD | MANCHESTER | A rating |
| Almirall Limited | Uxbridge | A rating |
| Almis International Limited | Edinburgh | A rating |
| ALMNS Limited | Nottingham | A rating |
| Almo Financials Limited | Huddersfield | A rating |
| Almond + Co | Manchester | A rating |
| ALMOND CARE LTD | NUNEATON | A rating |
| Almond Care Providers Limited | Harrow | A rating |
| Almond Flex Limited | Durham | A rating |
| Almond Group Practice | Edinburgh | A rating |
| Almond Road Convenience Store Ltd | Great Yarmouth | A rating |
| ALMOND TREE CARE LTD | Norwich | A rating |
| Almouslli Dental LTD | Peterborough | A rating |
| ALMUNEER ISLAMIC STORE LTD | Birmingham | A rating |
| ALMUNIR SPECIALIST CATERING LTD | Peterborough | A rating |
| Almys Autos Limited | West Drayton | A rating |
| ALMYS SUPERMARKET LTD | Uxbridge | A rating |
| Alness News Ltd | Rose Shire | A rating |
| Alnmouth and Lesbury Cricket Club | Alnwick | A rating |
| Alnojoom Trading Ltd 15228351 | Leeds | A rating |
| Alnoor Cultural & Educational Trust | Barking | A rating |
| ALNOOR FOODS LTD | SOUTHALL | A rating |
| Alnoor Limited t/a Taste of Lahore | Southall | A rating |
| Alnylam UK Limited | Maidenhead | A rating |
| Alo Europe Limited | London | A rating |
| Alo'nuko Ltd | London | A rating |
| Alocura | Wigan | A rating |
| ALOHA | London | A rating |
| ALOHOMORA LIMITED | London | A rating |
| ALON ILAI LTD | London | A rating |
| ALONA MARTIN | Surrey | A rating |
| ALOO GOBI WHALA LIMITED T/A PREMIER | Dipton | A rating |
| ALOPA LIMITED | Hemel Hempstead | A rating |
| Alora Forecourt Limited | Northolt | A rating |
| ALP Financial Limited | London | A rating |
| Alp Technologies Ltd | London | A rating |
| ALPA CARE LTD | London | A rating |
| Alpa Foods LTD | London | A rating |
| Alpac Alloys Limited | Burton | A rating |
| Alpaca Fashion Company Limited | Exton | A rating |
| Alpacaly Ever After CIC | Keswick | A rating |
| Alpacap Limited | London | A rating |
| Alpargatas UK Limited | London | A rating |
| Alpasha Limited T/A Chicken Cottage | Hounslow | A rating |
| Alpek Polyester UK Ltd | Redcar | A rating |
| Alpenbest Limited | Kingston upon Thames | A rating |
| Alpenglow Group Limited t/a The Centre for Long-Term Resilience | London | A rating |
| Alpenite Ltd | London | A rating |
| Alpentherme Limited | Berkshire | A rating |
| ALPER ZAN CONSULTANCY LIMITED | Banbury | A rating |
| Alperton Community School | Wembley | A rating |
| Alperton point LTD | Wembley | A rating |
| ALPHA & OMEGA GURUKULAM LTD | Harrow | A rating |
| ALPHA 1 SHEET METAL & LASER LTD | Saint Helens | A rating |
| Alpha 2 Bravo Aircraft Delivery Limited | West Halton | A rating |
| Alpha 3 Manufacturing Limited | Scunthorpe | A rating |
| Alpha Academic Ltd | Oxford | A rating |
| Alpha Accountancy Services Ltd | Birmingham | A rating |
| ALPHA ACTIVE SOLUTIONS LTD | London | A rating |
| Alpha and Omega Church CIC | Sheffield | A rating |
| Alpha and Omega Semiconductor (UK) Limited | Bishop's Stortford | A rating |
| Alpha Bank London Ltd | London | A rating |
| ALPHA BEAT SHOPFRONTS SHUTTERS LTD. | Birmingham | A rating |
| Alpha Biolaboratories Analytical Limited | Warrington | A rating |
| ALPHA BOILER PLUMBING AND HOME IMPROVEMENT LTD | Luton | A rating |
| Alpha Building Services Engineering Ltd | London | A rating |
| ALPHA BUSINESS GROUP LIMITED | London | A rating |
| Alpha Business Link Ltd. T/A Subway | Welwyn Garden City | A rating |
| ALPHA BUSINESSES EMEA LTD | Stockport | A rating |
| Alpha Calligraphic Research Cambridge Ltd | Cambridge | A rating |
| Alpha Care (Caterham) Ltd | Caterham | A rating |
| Alpha Care and Support Services Limited | Ealing | A rating |
| Alpha Care Castlemaine Ltd | St Leonards On Sea | A rating |
| Alpha Care Epsom Ltd | Warlingham | A rating |