| Soham & Dhruv Ltd T/A One Stop | Nottingham | A rating |
| Soham Lodge | Soham | A rating |
| Soham Spice Ltd T/A Naz Indian Restaurant | Ely | A rating |
| Soham Stores Ltd T/A Ley Convenience Store | Ely | A rating |
| Soham UK Corporation Ltd | Sale | A rating |
| SOHI LOGISTICS LIMITED | Hounslow | A rating |
| Soho Bars (London) Ltd | London | A rating |
| Soho Cash and Carry Ltd | Birmingham | A rating |
| SOHO COFFEE SHOPS LIMITED | Cheltenham | A rating |
| SOHO COMMODITIES AND ENERGY UK LIMITED | London | A rating |
| Soho Enterprises (UK) Ltd | Handsworth | A rating |
| Soho Fashion NI Ltd | Lisburn | A rating |
| SOHO FLORDIS UK LIMITED | Wigan | A rating |
| SOHO FOOD & WINE LTD | LONDON | A rating |
| Soho House Limited | London | A rating |
| Soho Live Venues Limited TA | London | A rating |
| SOHO NEXT LTD | London | A rating |
| Soho Prime Entertainment Limited | London | A rating |
| Soho Square Advisory Services Ltd | London | A rating |
| Soho Stores 4U Ltd | London | A rating |
| Soho Theatre Company Limited | London | A rating |
| Sohonet Limited | London | A rating |
| Soil Machine Dynamics Limited | Wallsend | A rating |
| Soilfix Limited | Bristol | A rating |
| Soils Limited | Winchester | A rating |
| SoilSafe Ltd | Darwen | A rating |
| Soisoi Ltd T/A Tenmaru | London | A rating |
| SOITS TECH LTD | Dunfermline | A rating |
| Sojern Limited | London | A rating |
| Sojitz Aerospace Corporation | London | A rating |
| Sojitz Global Finance plc | London | A rating |
| Sojo Services Ltd | London | A rating |
| SOJU KITCHEN LTD | WEMBLEY | A rating |
| SOK Group Ltd | Milton Keynes | A rating |
| SOK UK Limited | Okehampton | A rating |
| SOKA LONDON LIMITED | LONDON | A rating |
| Sokhi & Associates | Ilford | A rating |
| SOKO HOUSE LIMITED T/a Glam Touch | London | A rating |
| SOKOL BOOKS LTD | London | A rating |
| Sokol Petriti T/A Toms Kitchen LTD | Shepperton | A rating |
| SOKORA JEWELS LTD | Leicester | A rating |
| Sokury Ltd | Woking | A rating |
| Sol & Co Limited | London | A rating |
| SOL INFOTECH LIMITED | Cambridge | A rating |
| Sol PV Group Limited | Hebden Bridge | A rating |
| SOL4R ENERGY LTD | Sutton | A rating |
| Solace Canada | London | A rating |
| SOLACE CARE REDBRIDGE LTD | Ilford | A rating |
| SOLACE COMFORTS LIMITED | Stockport | A rating |
| Solace Global Cyber Limited | Poole | A rating |
| Solace Law Chambers Ltd | Glasgow | A rating |
| Solace Prime Care LTD | Sheffield | A rating |
| Solafide Healthcare LTD | Spalding | A rating |
| SOLAGE PARTNERS LTD | Stanmore | A rating |
| SOLAI SERVICES LIMITED | Wembley | A rating |
| SOLAIMANIYAH LIMITED | LONDON | A rating |
| SOLAIRE TRAINING & CONSULTANCY LTD | Waltham Cross | A rating |
| Solano Partners Ltd | London | A rating |
| Solar Accountancy Limited | London | A rating |
| Solar Energy UK | London | A rating |
| Solar Gates UK Ltd | Maidstone | A rating |
| SOLAR MARINE AGENCY UK LIMITED | London | A rating |
| Solar Options for Schools Ltd | Halstead | A rating |
| Solar Roofing Specialists (UK) Ltd T/A Ecogen Energy | Bristol | A rating |
| Solar Style Distributions Ltd | Stockton-on-Tees | A rating |
| SOLAR TONIC UK LTD | London | A rating |
| SOLAR WARRIOR LTD | Berkshire | A rating |
| SOLAR WATER PLC | London | A rating |
| SOLAR4GOOD UK LTD | Middlesex | A rating |
| SolarEdge Technologies (UK) Ltd | Eaton Socon | A rating |
| Solarig UK Limited | London | A rating |
| Solaris Biolabs Ltd | Norwich | A rating |
| SOLARIS SYSTEMS SOLUTIONS LTD | London | A rating |
| Solarise Technology Ltd | Ilford | A rating |
| Solarport Systems Limited | Bridport | A rating |
| Solarpro Holding PLC | London | A rating |
| Solarsense UK Ltd | Bristol | A rating |
| SOLARTECH-UK Ltd | Cardiff,, Wales, | A rating |
| Solarvista Software Ltd | Sheffield | A rating |
| SOLARWINDS SOFTWARE UK LIMITED | London | A rating |
| Solax Power UK Limited | Atherstone | A rating |
| Solcare (Broxtowe & Erewash) Limited T/A Caremark (Broxtowe & Erewash) | Nottingham | A rating |
| SOLCODE GROUP | Reading | A rating |
| Solcom Limited | Ryde | A rating |
| Sold Out Sales & Marketing Limited | London | A rating |
| SOLDEN HILL HOUSE LIMITED | Daventry | A rating |
| Soldo Software Ltd | London | A rating |
| Sole Rep Ltd | London | A rating |
| Solehawk Ltd | Newcastle Upon Tyne | A rating |
| SOLEIL & SA LTD Trading as Oh Fleurs! | London | A rating |
| Solena Materials Limited | London | A rating |
| Solent Academies Trust | Portsmouth | A rating |
| Solent Automation Ltd | Havant | A rating |
| Solent Bubble Tea Limited T/A Bubbleology | Southampton | A rating |
| Solent Cliffs Nursing Home Limited | Fareham | A rating |
| Solent Healthcare Ltd T/A Poplars care home | Bassett, Southampton | A rating |
| Solent International Limited | Christchurch | A rating |
| Solent Marine Consultants Limited | Southampton | A rating |
| Solent Pizza Delivery LTD T/A Dominos Pizza | Southampton | A rating |
| Solent Pizza W LTD T/A Dominos Pizza | Southampton | A rating |
| Solent Primary Medical Care Services Limited | Southampton | A rating |
| Solent University Limited | Southampton | A rating |
| SOLER ENERGY LTD | High Wycombe | A rating |
| Solera Engineering Limited | Towcester | A rating |
| Solera Global Technology Ltd | Leeds | A rating |
| Solertia MGA Ltd | London | A rating |
| SolGold | London | A rating |
| SOLHEBON LTD | Birmingham | A rating |
| Solic Limited T/A Karahi King | London | A rating |
| Solice Health Ltd | London | A rating |
| Solicitors Family Law Association t-as Resolution | London | A rating |
| Solicitors Regulation Authority Limited | Birmingham | A rating |
| Solicitors' Inn Ltd | London | A rating |
| Solicitude Homes Limited | Uxbridge | A rating |
| SOLID & SECURE CONSTRUCTION LTD | Rainham | A rating |
| Solid Cars Ltd | Musselburgh | A rating |
| SOLID CUTS LIMITED | London | A rating |
| Solid Form Solutions Limited | Edinburgh | A rating |
| Solid Global Limited | Sutton Coldfield | A rating |
| Solid Group Properties Ltd | London | UK Expansion Worker: Provisional |
| Solid Healthcare Ltd | Nottingham | A rating |
| Solid Solutions Management Limited | Kenilworth | A rating |
| Solid State Logic UK Ltd t/a Solid State Logic | Oxford | A rating |
| Solid State Plc | Redditch | A rating |
| Solid Structures (UK) Ltd | Chipping Norton | A rating |
| Solid systems global Ltd | Derby | A rating |
| Solid Telecommunications Ltd | London | A rating |
| Solid Woods Limited | Birmingham | A rating |
| SOLIDEX GYPSUM LTD | LONDON | A rating |
| Solidify Limited | Slough | A rating |
| Solidum Solicitors Limited | Harrow | A rating |
| Solifi (UK) Limited | Milton Keynes | A rating |
| SoliHealth Ltd | Birmingham | A rating |
| Solihull Alternative Provision Multi Academy Trust | Shirley | A rating |
| Solihull Arden Club | Solihull | A rating |
| Solihull Blossomfield Cricket Club | Solihull | A rating |
| Solihull College & University Centre | Solihull | A rating |
| Solihull Community Housing | Solihull | A rating |
| Solihull Get Ltd | London | A rating |
| Solihull Healthcare Partnership | Solihull | A rating |
| Solihull Hospitality Limited | Solihull | A rating |
| SOLIHULL LOCAL LTD | Birmingham | A rating |
| Solihull Metropolitan Borough Council | Solihull | A rating |
| Solihull Osteopathic Practice Ltd | Solihull | A rating |
| Solihull School | Solihull | A rating |
| Solihull Sushi Ltd | Solihull | A rating |
| Solihull Ventures Ltd | Solihull | A rating |
| Solina Coatings UK Ltd | Biggleswade | A rating |
| Solink (UK) Limited | Birmingham | A rating |
| Solinq Holding Limited | London | A rating |
| Solis Dental Studio | Scarborough | A rating |
| Solis Marine Engineering Limited | Penryn | A rating |
| Solis Ventus Limited | County Tyrone | A rating |
| Solitaire Solar UK LTD | Enfield | A rating |
| Solivus Limited | London | A rating |
| Sollart Ltd | London | A rating |
| Sollatek (UK) Ltd | Slough | A rating |
| SOLLIP Ltd | London | A rating |
| Sollys Doner Ltd T/A Solly's Doner | Leicester | A rating |
| Solmaz Limited | London | A rating |
| Solmedia Limited | Shrewsbury | A rating |
| Solmek Ltd | Stockton | A rating |
| Solo Agency Ltd | LONDON | A rating |
| Solo Retailing Limited | Cookstown | A rating |
| SOLO SHOT IT LTD | SALFORD | A rating |
| Solo Sprayers Ltd | Shoeburyness | A rating |
| Solo Support Services Ltd | Nottingham | A rating |
| Solomar Advisors Limited | London | A rating |
| Solomon Associates Ltd | Farnborough | A rating |
| Solomon Capital Investments Ltd | London | A rating |
| Solomon Care Limited | Stanmore | A rating |
| SOLOMON SOJA LTD | London | A rating |
| Solomon Solicitors | Luton | A rating |
| Solomonic Limited | London | A rating |
| Solotech UK Group Ltd | Solihull | A rating |
| Solrise Private Ltd T/A Birstall Groceries | Leicester | A rating |
| Solsken Limited | Crewe | A rating |
| Solstad Offshore UK Ltd | Aberdeen | A rating |
| Solstar Enterprises Ltd | Leicester | A rating |
| Solstice Enterprises Limited T/A Ashoka Restaurant | Sheffield | A rating |
| SOLTARO LIMITED | Nottinghamshire | A rating |
| Soltherm External Insulations LTD | Milton Keynes | A rating |
| Soltys Brewster Consulting Limited | Penarth | A rating |
| Soluis Group Ltd | Glasgow | A rating |
| SOLUKHUMBU TAPARI MOMO LIMITED | London | A rating |
| Solum Financial Limited | London | A rating |
| Solum Property Management Limited | Edgware | A rating |
| SoluM UK - Europe | Wimbledon | A rating |
| SOLUMETRIX LIMITED | Coventry | A rating |
| Solutia UK Ltd | Newport | A rating |
| Solution Business Consulting Ltd | Stroud | A rating |
| SOLUTION CARE 247 LTD | Corby | B rating |
| Solution Enterprises Ltd T/A A1 Phone Deals | Ilford | A rating |
| SOLUTION IN SEC LIMITED | London | A rating |
| Solution Performance Group Ltd | Newcastle upon Tyne | A rating |
| Solution17 Ltd | BRIGHTON | A rating |
| Solution2Care Services Limited | Sandwell | A rating |
| Solutiondot Ltd | Birmingham | A rating |
| Solutions 4 Health Ltd | Reading | A rating |
| Solutions Accountants & Financial Services LTD | Nottingham | A rating |