| Smartedge Solutions Limited | London | A rating |
| SmarTek21 UK Limited | Leeds | A rating |
| Smartel Communications Ltd T/A Hunt Smartphones | Oldham | A rating |
| Smarter Care Provision Ltd | London | A rating |
| Smarter Cover | WEYBRIDGE | A rating |
| SMARTER GRID SOLUTIONS LTD | Glasgow | A rating |
| Smarter Rent Limited | Richmond | A rating |
| SMARTESTENERGY BUSINESS LIMITED | Worthing | A rating |
| SmartestEnergy Limited | London | A rating |
| SMARTEX SOURCING & SUPPLY LTD | Barking | A rating |
| Smartfix Logistics Ltd | Nottingham | A rating |
| Smartguide Travel Limited | Wembley | A rating |
| Smarthome Technology Limited | London | A rating |
| Smartia Ltd | Bristol | A rating |
| SMARTIE LAND LTD | Harrogate | A rating |
| Smartify360 Limited | Bristol | A rating |
| SmartKem Limited | Blackley | A rating |
| Smartlife Health Limited | Hayes | A rating |
| SmartLoyal Ltd | Hounslow | A rating |
| Smartly.io Solutions Ltd | Slough | A rating |
| SmartMist System Limited | Bedford | A rating |
| SMARTMOVE HOMES LIMITED | Slough | A rating |
| SMARTMOVE TRADING LTD, T/A SHOPOINT | London | A rating |
| Smartodds Ltd | London | A rating |
| SMARTPATH EDUCATION TECHNOLOGY LTD | London | A rating |
| Smartphones And Gadgets Ltd | Nuneaton | A rating |
| SmartPulse Global Limited | London | A rating |
| Smartr.ai Ltd | Kilmarnock | A rating |
| SMARTR365 FINANCE LTD | LONDON | A rating |
| Smartrak Facilities Management Limited | Swindon | A rating |
| SmartRecruiters Ltd | Windsor | A rating |
| SMARTRENTAL REINO UNIDO LTD | London | A rating |
| SMARTREX DEVELOPMENT LIMITED | DAWLISH DEVON | A rating |
| Smartroom Services Ltd | London | A rating |
| SMARTSET FASHIONS LIMITED | London | A rating |
| SMARTSHEET UK LIMITED | London | A rating |
| SMARTSHIFT TECHNOLOGY UK LTD | London | A rating |
| SmartSpace Global Ltd | London | A rating |
| Smartstarts Day Nursery | Manor Park | A rating |
| SMARTSTEPS PVT LTD | Wales | A rating |
| SmartStream Technologies Ltd | Bristol | A rating |
| Smartsurvey Ltd | Tewkesbury | A rating |
| Smartsway Limited | Eastbourne | A rating |
| Smarttech247 Group PLC | London | A rating |
| SMARTTWAY LTD | London | A rating |
| Smartvie Ltd | London, | A rating |
| SmartViz Ltd | London | A rating |
| Smartway Energy Ltd | Ashton-Under-Lyne | A rating |
| Smartway Health and Social Care Limited | Ashton Under lyne | A rating |
| Smartway Pharma Limited | London | A rating |
| Smartway Pharmaceuticals Limited | London | A rating |
| Smartway Trading Ltd T/A Manchester Appliances | Manchester | A rating |
| Smartwyre Development Services Limited | Elstead | A rating |
| Smartzi Limited | Tolworth | A rating |
| Smash & Sear | London | A rating |
| Smash Burger Bros Ltd t/a Smash Bros | Stevenage | A rating |
| Smash Cambridge Ltd T/A Smashburger | Camberley | A rating |
| SMASH HOSPITALITY LTD | London | A rating |
| SMASH IT SERVICES LTD | Hayes | A rating |
| SMASH OFFICIAL ROCHDALE LIMITED | Rochdale | A rating |
| SMASH Operations Ltd | Kingswinford | A rating |
| Smash'd It Deeside Ltd | Flintshire | A rating |
| Smashing Wings Ltd t/a Boo Moseley | Birmingham | A rating |
| SMASHOFFICIAL LIMITED | Oldham | A rating |
| SMASS LTD | Birmingham | A rating |
| SMAT HEALTHCARE LTD | Norwich | A rating |
| SMATE & SMATE UK LTD | Barnet | A rating |
| SMB Solicitors | lford | A rating |
| SMBC Bank International plc | London | A rating |
| SMBC Nikko Capital Markets Limited | London | A rating |
| SMC (RHIWBINA) LTD | cardiff | A rating |
| SMC Autos Limited | Bletchley | A rating |
| SMC Corporation (UK) Ltd | Milton Keynes | A rating |
| SMC Design Limited | London | A rating |
| SMC Manufacturing (UK) Limited | Invergordon | A rating |
| SMC Pharma Services Ltd | Waterbeach | A rating |
| SMCK Hair Care Products Limited | London | A rating |
| SMD Concepts Ltd | London | A rating |
| SMD Retail Stores Ltd | Aberlour | A rating |
| SME Advantage Ltd | Tring | A rating |
| SME Digital Solutions Ltd | Preston | A rating |
| SME Group PLC | SOUTH RUISLIP | A rating |
| SME HCI Ltd | London | A rating |
| SME Holdings Limited | Ruislip | A rating |
| SME INVESTMENTS LIMITED | SOUTH RUISLIP | A rating |
| SME Services and Holding Ltd | London | A rating |
| SME UTILITY SERVICES LTD | London | A rating |
| Smeaton Healthcare Limited | Plymouth | A rating |
| SMEBIZNESS LTD | London | A rating |
| Smedley Motorsport Group Limited | Bicester | A rating |
| Smeg (UK) Limited | Abingdon | A rating |
| SMETHURST RETAIL LTD | Bolton | A rating |
| Smethwick Bangladeshi Muslim Welfare Association | Smethwick | A rating |
| Smethwick Cricket Club | Birmingham | A rating |
| smethwick Mobiles ltd | Birmingham | A rating |
| SMF Global Ltd | Manchester | A rating |
| SMG Builders and Developers Ltd | Slough | A rating |
| SMG Europe | Manchester | A rating |
| SMG PARTS LTD | Wolverhampton | A rating |
| SMGV12 LTD T/A THE OLD SHIRE INN | CAMBORNE | A rating |
| SMH001 Limited | Sheffield | A rating |
| SMI Grill Limited | Walsall | A rating |
| SMI Marketing Limited | Mitcham | A rating |
| SMI Operations Limited | West Sussex | A rating |
| SMI PLUMBING AND HEATING LTD | AYLESBURY | A rating |
| Smidsy T/A Beryl | London | A rating |
| Smiggle UK Ltd | London | A rating |
| SMIGO Consultants Ltd | London | A rating |
| SMIIT Ltd | Slough | A rating |
| Smile & Facial Aesthetics Limited T/a Olive Dental Care | Newmarket | A rating |
| Smile & Save Ltd | High Wycombe | A rating |
| Smile 360 | Harrow | A rating |
| Smile 4 U (Victoria) Limited T/a McKennell Dental Practice | London | A rating |
| Smile 4 U Limited | Chislehurst | A rating |
| Smile 4 U Shirley Limited | Croydon | A rating |
| Smile and Implant Centre LTD | Leicester | A rating |
| SMILE ARCH LIMITED | Folkestone | A rating |
| Smile Care Centre | Chesterfield | A rating |
| Smile Care Pocklington Limited | Slough | A rating |
| SMILE CARE SCOTLAND LTD | GLASGOW | A rating |
| SMILE CARE TWYFORD LIMITED | Burnham | A rating |
| SMILE CARE UNITED LTD | Burnham | A rating |
| Smile Care York Limited | Slough | A rating |
| SMILE CLINIQ LIMITED | London | A rating |
| Smile Create Ltd t/a Bawtry Dental Practice | Doncaster | A rating |
| Smile Creator Dental Surgery | Cheshire | A rating |
| Smile Dental Centre | Basildon | A rating |
| SMILE DENTAL LTD | Slough | A rating |
| Smile Dental Practitioners | Leicester | A rating |
| Smile Design Centre Ltd T/A Moti Smile Design Centre | Leicester | A rating |
| Smile Design Lab ltd. | Ellesmere Port | A rating |
| Smile Enterprise 207 Ltd | London | A rating |
| Smile Europe Limited | Birmingham | A rating |
| Smile everyday ltd | London | A rating |
| Smile Hub | London | A rating |
| Smile Identity UK, Limited | London | A rating |
| Smile Implant Centre Ltd | London | A rating |
| SMILE IN TURKEY LTD | TWICKENHAM | A rating |
| Smile IT Solutions Limited | Borehamwood | A rating |
| Smile Link Dental Limited | Ellesmere Port | A rating |
| smile manchester ltd | Manchester | A rating |
| Smile Matters | London | A rating |
| SMILE N SHINE DENTAL PRACTICE | NEWBURY | A rating |
| SMILE PR LIMITED | Middlesex | A rating |
| Smile Together Dental CIC | Truro | A rating |
| SMILE UNLIMITED UK LTD T/A Vitality Dental Care | London | A rating |
| SMILE VEGETABLES LIMITED | London | A rating |
| SMILE2IMPRESS LIMITED | LONDON | A rating |
| SMILE32 LIMITED | Southall | A rating |
| SmileCare Studio | Nuneaton | A rating |
| Smileright Dencare Limited | London | A rating |
| Smileright Limited | Radlett | A rating |
| Smiles and Smiles Ltd | London | A rating |
| Smiles Nurseries Ltd | Sapcote | A rating |
| Smiles Unlimited Dorset Limited t/a Alaska House Dental Practice | Blandford Forum | A rating |
| Smiles4Ever Limited T/A Enhance Dental Centre | High Wycombe | A rating |
| Smilewell Dental Ltd | Borehamwood | A rating |
| Smiley Monroe Limited | Lisburn | A rating |
| SmileyWorld Limited | London | A rating |
| Smilezone Dental Limited | Leicester | A rating |
| Smink Limited t/a Smink Laboratories | Ascot | A rating |
| Smit&Enterprise Limited t/a Lala Johns Pizza & Kebab | Kent | A rating |
| Smith & Nephew Plc | Watford | A rating |
| Smith and Brant Theatricals Ltd. | London | A rating |
| Smith and Jones Films Ltd | London | A rating |
| Smith and Mann ltd | Cheltenham | A rating |
| Smith and Wallwork | Cambridge | A rating |
| Smith Anderson | Kirkcaldy | A rating |
| Smith Global Ltd (t/a Mr & Mrs Smith) | Richmond | A rating |
| Smith Global Services UK Ltd | Maidenhead | A rating |
| Smith Kerins Ltd | Colchester | A rating |
| Smith King & Co Limited | Harrow | A rating |
| Smith News and Off Licence LIMITED | Reading | A rating |
| Smith Parker Management LTD | London | A rating |
| Smith Stone Walters Limited | London | A rating |
| Smith Stone Walters Limited | Bromley | A rating |
| Smith Waters | Haymarket | A rating |
| Smith,Gambrell & Russell International LLP | London | A rating |
| Smith's (Gloucester) Limited | Stonehouse | A rating |
| SMITH'S ENGINEERING WORKS (NORTHERN IRELAND) LIMITED | BALLYMENA | A rating |
| SMITH'S FACILITIES GROUP LTD | COLERAINE | A rating |
| Smithaleigh Service Station | Plymouth | A rating |
| SmithBrewer Limited | Lower Weare | A rating |
| SmithDehn NI Ltd | Derry | A rating |
| Smithers ERS Limited | Harrogate | A rating |
| Smithers Information Ltd | Leatherhead | A rating |
| Smithers MDT Limited | Shrewsnury | A rating |
| Smithfield Health & Social Care Limited | Kent | A rating |
| Smithly Ltd | Southampton | A rating |
| Smithridge Healthcare Ltd | Burton on Trent | A rating |
| Smiths (Gloucester) Ltd | Stonehouse | A rating |
| Smiths Blinds Ltd | Salford | A rating |
| Smiths Detection Group Limited | London | A rating |
| SMITHS FITTED FURNITURE LIMITED | Uxbridge | A rating |
| Smiths Fitted Wardrobes & Kitchens Limited | Uxbridge | A rating |
| Smiths Hotel Limited | Glasgow | A rating |
| Smiths News PLC | Swindon | A rating |
| Smiths of Wapping Ltd | London | A rating |
| Smithwick Supermarket Limited | Smethwick | A rating |
| Smithy Mushrooms Ltd | Ormskirk | A rating |