| Shri Paramhans Advait Mat | London | A rating |
| Shri Pashupatinath Mandir of UK | Rowley Regis | A rating |
| Shri Pharmacy Group Limited | Kingbury, | A rating |
| SHRI RAAM DEVELOPERS LTD | Harrow | A rating |
| Shri Sai Kiran Limited T/A Basilico | London | A rating |
| SHRI SITHIVINAYAGAR THEVASTHANAM | HARROW | A rating |
| SHRI SUPERMARKET LTD | Alfreton | A rating |
| Shri Trading Limited | Mildenhall | A rating |
| Shri Vaishno Devi Ltd | Glasgow | A rating |
| Shri Vallabh Nidhi-UK | Wembley | A rating |
| SHRI VENKATESWARA (BALAJI) TEMPLE OF UK | OLDBURY | A rating |
| SHRI VENKATESWARA FOODS LIMITED | Nerston | A rating |
| SHRII PVT LTD | Surbiton | A rating |
| SHRIJI LOGISTICS LIMITED | Kempston | A rating |
| Shriji News Limited | Croydon | A rating |
| SHRIJI PHARMA LIMITED | Kempston | A rating |
| SHRIMOR LTD | Aberdeen | A rating |
| Shrisaya Limited | London | A rating |
| shrisha beauty ltd | Hillingdon | A rating |
| Shristi IT Ltd | Welwyn Garden City | A rating |
| SHRIVI LIMITED | Tilbury | A rating |
| Shriya Consultancy Services Limited | London | A rating |
| Shriyami Ltd | Leicester | A rating |
| Shropshire Community Health NHS Trust | Shrewsbury | A rating |
| Shropshire Farm Vets Ltd | Shrewsbury | A rating |
| SHRUM Consulting Services Ltd | Reading | A rating |
| SHRUTHI VINOTH KUMAR LIMITED T/A SVK LIMITED | Hounslow | A rating |
| Shruthilaya LTD | Ruislip | A rating |
| SHRUTI ARTS | LEICESTER | A rating |
| SHS BURRIDGE ARCHITECTS | Edinburgh | A rating |
| SHS Group Ltd | Belfast | A rating |
| SHS IT LTD | London | A rating |
| SHS Merchants Ltd | Craigavon | A rating |
| SHS Partners Surgical Limited | Rossendale | A rating |
| SHS UK Construction Limited | Bristol | A rating |
| SHT (UK) Ltd | Cardiff | A rating |
| Shu Xiang Ge Limited | London | A rating |
| Shuban Enterprise Ltd T/A The Flower Corner | Woking | A rating |
| Shubbak | London | A rating |
| SHUBH AARAMBH LTD | london | A rating |
| Shubh Builders Ltd | Waltham Cross | A rating |
| SHUBHAMFOODS UK LIMITED | SOUTHALL | A rating |
| SHUCLUB LIMITED | London | A rating |
| Shuffle Finance LTD | London | A rating |
| Shuffle Rewards Ltd | London | A rating |
| Shufflebottom Limited | Cross Hands | A rating |
| SHUFTI PRO LIMITED | London | A rating |
| Shul in the Park Scotland | Giffnock | A rating |
| Shulala Food Limited | London | A rating |
| Shumba Health Ltd t/a A2Z Elite Health & Performance | London | A rating |
| SHUN SHUN LI LI LIMITED T/A Dolphin Supper Bar | Runcorn | A rating |
| SHUN TONG LONG LTD T/A SUBWAY | WATFORD | A rating |
| SHUN XIN CENTURY LTD | London | A rating |
| SHUNFU LTD | London | A rating |
| SHUNJI 32 HAIR SALON LTD | London | A rating |
| SHUNKHAM LTD | Altrincham | A rating |
| SHURA TRUST | Leicester | A rating |
| SHURAA EDUCATION AND CONSULTANCY LIMITED | Wembley | A rating |
| Shuraim Telecom Ltd | Bradford | A rating |
| SHURDINGTON | CHELTENHAM | A rating |
| SHURE ENT (UK) LTD | WOOLWICH | A rating |
| Shure UK Limited | Waltham Abbey | A rating |
| Shurgard UK Limited | Weybridge | A rating |
| SHURLOCK TRADING LTD | KENT | A rating |
| SHURMA TRADING LTD T/a Moza Bites | Oldham | A rating |
| SHUROVI LTD | London | A rating |
| SHUROVI RESTAURANT LIMITED | Leeds | A rating |
| Shutterstock (UK) Ltd | London | A rating |
| Shuttle Global Ltd | London | A rating |
| Shuttleworth (UK) Ltd | London | A rating |
| SHY AVIATION LTD | London | A rating |
| SHYAM & SHUBH LIMITED T/A RINA NEWSAGENT | BILLERICAY | A rating |
| SHYAM BUILDING SERVICES LTD | MIDDLESEX | A rating |
| Shyam Holdings Limited | High Wycombe | A rating |
| Shyam Vraj Ltd T/A Premier | Plymouth | A rating |
| Shyamsunder Limited | Bristol | A rating |
| SHYNE SURGICAL LTD | Newcastle Upon Tyne | A rating |
| SHYP Limited | Gloucester | A rating |
| SI Capital Limited | Surrey | A rating |
| Si Fi Productions Ltd | Deeping Gate | A rating |
| SI Legal Services | LONDON | A rating |
| SI Logistics Limited | Thetford | A rating |
| SI Select Foods Ltd | Lochgelly | A rating |
| SI USED CARS TRADER LIMITED | London | A rating |
| SIA - Strategy in Action Ltd | London | A rating |
| SIA Banstead Limited | Banstead | A rating |
| SIA KICHENS LIMITED | Borehamwood | A rating |
| Sia Partners UK PLC | London | A rating |
| SIA Retail Limited | Hastings | A rating |
| SIAAS Limited | Manchester | A rating |
| SIAE MICROELETTRONICA Limited | Liverpool | A rating |
| SIAL ENTERPRISE LTD | WALLINGTON | A rating |
| Sialpay Ltd | Birmingham | A rating |
| SIALVI TRANS LIMITED | Rochdale | A rating |
| Siam Heaven Limited | Bedform | A rating |
| SIAM NUAD THAI LIMITED | LONDON | A rating |
| SIAM SIGNATURE LTD | Sutton | A rating |
| Siam Thai & Teppanyaki Limited | Chester | A rating |
| SIAM THAI BRASSERIE LTD T/As Thai Brasserie | Bexhill-On-Sea | A rating |
| SIAM THAI MASSAGE & SPA LIMITED | Harrow | A rating |
| Siara Indian Ltd | Mansfield | A rating |
| SIASS CATERING LIMITED | LONDON | A rating |
| SIB SERVICES LTD | Slough | A rating |
| Siban Ltd | LEEDS | A rating |
| Sibanye UK Limited | London | A rating |
| Sibelco UK Limited | Talke | A rating |
| Sibelius Limited | Oxford | A rating |
| Sibfordstores Ltd | Banbury | A rating |
| SIBGHA MEDICAL SERVICES LTD | BLACKBURN | A rating |
| Sibling Recruitment Ltd | London | A rating |
| Siblings Restaurant LTD T/a Radhuni Restaurant | Birmingham | A rating |
| Sibner Group | LONDON | A rating |
| Sibon Techologies Ltd | Tunbridge Wells | A rating |
| Sibs Limited | London | A rating |
| Sibtains Ltd | Milton Keynes | A rating |
| Sibylline Limited | London | A rating |
| SIC DISTRIBUTION LTD | Birmingham | A rating |
| SIC SERVICES LIMITED | Manchester | A rating |
| Sicame UK Limited | Hoo, Rochester | A rating |
| SICCAR POINT ENERGY LIMITED | Aberdeen | A rating |
| Sice Previt UK Ltd | London | A rating |
| Sichern Hardware Limited | Wednesbury | A rating |
| SICHUAN POPO LIMITED | London | A rating |
| Sicilian Pizza & Kebab Ltd | Leamington Spa | A rating |
| SICILIAN&CO LTD | London | A rating |
| SICILY CATERING LTD | Surrey | A rating |
| SICK (UK) Ltd | St Albans | A rating |
| Sicut Enterprises Ltd | London | A rating |
| SICYINTERNATIONAL LIMITED | BELFAST | A rating |
| SID CAR DRIVE LTD | LONDON | A rating |
| Sid Gentle Films Ltd | London | A rating |
| SID HATTON LTD | London | A rating |
| Sid Lee Sport Limited | London | A rating |
| SID MOBILES AND COMMUNICATIONS LTD | LONDON | A rating |
| Sid Valley practice | SIDMOUTH | A rating |
| Sidana Brothers Limited T/A Londis | Wembley | A rating |
| Sidana Limited T/A Londis | Harrow | A rating |
| SIDAR LIMITED | Willesden | A rating |
| Sidcot School | Winscombe | A rating |
| Sidcup Healthcare Limited | St Helens | A rating |
| Sidcup Specsavers Ltd | Sidcup | A rating |
| Siddh Construction Limited | Romford | A rating |
| Siddh Glazing Ltd | Romford | A rating |
| Siddha Baba Ltd TA The Gurkha bar and grill | Stourbridge, | A rating |
| Siddhi Enterprises Ltd | Hungerford, Berkshire | A rating |
| Siddhi International Limited | London | A rating |
| SIDDHI OVERSEAS UK LTD | Rochdale | A rating |
| SIDDHI RESTAURANT LIMITED | London | A rating |
| Siddhika Limited | Birmingham | A rating |
| Siddique Consultants Ltd | Ilford | A rating |
| Siddiqui & Co Limited | Ilford | A rating |
| SIDDIQUI & SONS LIMITED | Pontefract, | A rating |
| SIDDIQUI ACCOUNTANCY SERVICES LTD | Manchester | A rating |
| SIDDIQUI'S GARMENTS LTD | London | A rating |
| Sidds Ltd | Oxford | A rating |
| SIDE BY SIDE (CHILDREN) LIMITED | LONDON | A rating |
| Side International UK Limited | London | A rating |
| Side UK Limited | London | A rating |
| Sidecar AI Ltd. | London | A rating |
| Sidel UK Ltd | Welwyn Garden City | A rating |
| Sidelight AI Limited | ST. ALBANS | A rating |
| Sidemen Entertainment Limited | Hoxton | A rating |
| Sidenor UK Ltd | London | A rating |
| SIDEQUEST META LTD | London | A rating |
| Siderise Insulation Ltd | Maesteg | A rating |
| Siderpark LTD | Chippenham | A rating |
| Sidetrade UK Limited | London | A rating |
| SIDEWALK BAR & KITCHEN | Coventry | A rating |
| Sidha Baba Limited | Worcester | A rating |
| Sidhi Vinayak Hotel Ltd | East Grinstead | A rating |
| Sidhkr Limited | Reading | A rating |
| SIDHU & SONS TRANSPORT (UK) LTD | Ipswich | A rating |
| Sidhu Brar Ltd | Southall | A rating |
| SIDHU CAR AUDIO LTD | Slough | A rating |
| Sidhu Carpet and Flooring Ltd | Hayes | A rating |
| Sidhu Catering Ltd | Catford | A rating |
| Sidhu Construction Services Ltd | Kent | A rating |
| Sidhu Fast Food Ltd. T/A Milano Pizza | Woking | A rating |
| Sidhu Freight Services Ltd | Hounslow | A rating |
| Sidhu G & Co Ltd | Hook | A rating |
| Sidhu K S Limited T/A Sidhu Transport | Old Windsor | A rating |
| Sidhu Sohal Ltd T/A Turner Store | Ashford | A rating |
| Sidhu Stores | Thomas Town | A rating |
| SIDHU'S SERVICES LTD | Salford | A rating |
| SIDHUS RETAIL LTD | PETERLEE | A rating |
| Sidhusand Limited | Essex | A rating |
| SIDIC ACCOUNTANTS LIMITED | LONDON | A rating |
| Sidikies | London | A rating |
| Sidley Austin LLP | London | A rating |
| Sidley Convenience Store Limited | Bexhill-On-Sea | A rating |
| Sidmouth Cricket Club | Sidmouth | A rating |
| Sidmouth Hotels Ltd | Sidmouth | A rating |
| Sidmouth Nursing Home Ltd | Exeter | A rating |
| Sidney Stringer Multi Academy Trust | Coventry | A rating |
| Sidney Sussex College | Cambridge | A rating |
| Sidon Foods Limited | Hertford | A rating |
| Sidra Capital (UK) Limited | Mayfair | A rating |
| Siecon Technologies Limited | Derby | A rating |
| SIEGWERK UK LTD | SWADLINCOTE | A rating |
| Sielo Consulting Ltd | Cobham | A rating |