| Imparta Ltd | London | A rating |
| Impax Asset Management Group plc | London | A rating |
| IMPAX SECURITY SEVICES LTD | STOCKPORT | A rating |
| Impel College Of London Ltd | Hayes | A rating |
| IMPEL SERVICES LIMITED | Sheffield | A rating |
| Impel Talent LTD | London | A rating |
| Impellam Group | Luton | A rating |
| Impelsys LTD | Leicester | A rating |
| Impera Capital LLP | London | A rating |
| Imperf Consulting limited | Chatham | A rating |
| Imperial & Legal Limited | London | A rating |
| Imperial Accounting Services Limited | NOTTINGHAM | A rating |
| IMPERIAL ACRE ESTATES LIMITED | Windsor | A rating |
| Imperial Advisory LTD | London | A rating |
| IMPERIAL ASSOCIATE LIMITED | London | A rating |
| IMPERIAL AUTOWORKS LIMITED | Rainham | A rating |
| IMPERIAL BEDDINGS MCR LIMITED | Manchester | A rating |
| IMPERIAL BIOSCIENCE LTD | London | A rating |
| IMPERIAL BREEZE HEALTHCARE SOUTH EAST | Slough | A rating |
| Imperial Capital (International) LLP | London | A rating |
| IMPERIAL CARE CONSORTIUM LTD | NOTTINGHAM | A rating |
| IMPERIAL CARE HCS LTD | CUMBERNAULD | A rating |
| Imperial Cash and Carry | London | A rating |
| Imperial Centre Limited | Harrogate | A rating |
| Imperial Chambers Management Limited | London | A rating |
| Imperial Chemical Industries Limited (Trading as ICI Paints AkzoNobel) | Slough | A rating |
| Imperial Clothing Ltd | Birmingham | A rating |
| imperial college dental practice | London | A rating |
| Imperial College Healthcare NHS Trust | London | A rating |
| Imperial College London (HR) | London | A rating |
| IMPERIAL CONSULTANCY SERVICES PVT. LTD | Northamptonshire | A rating |
| Imperial Corporate Capital PLC | London | A rating |
| Imperial Dental Care | North Harrow | A rating |
| Imperial Dental Group Limited | Gloucester | A rating |
| Imperial Developments and Consultancy Ltd | London | A rating |
| IMPERIAL EMPLOYMENT RESOURCES LTD | London | A rating |
| Imperial Fast Food Distribution Ltd | London | A rating |
| Imperial Financial Accountants Ltd | Wembley | A rating |
| Imperial Food & Packaging Limited | Gloucester | A rating |
| IMPERIAL FOOD PACKING LTD | ROMFORD | A rating |
| IMPERIAL FORECOURTS NW LTD | Bolton | A rating |
| IMPERIAL GRACE LTD | London | A rating |
| IMPERIAL HOME IMPROVEMENT LTD | Newark | A rating |
| IMPERIAL HOMEWARE LONDON LIMITED | Birmingham | A rating |
| IMPERIAL HOUSE BANQUETING LTD | Croydon | A rating |
| Imperial IT Business Solutions Ltd | Chester | A rating |
| Imperial Kerala Ltd | Caterham | A rating |
| Imperial Lance Limited | Coventry | A rating |
| IMPERIAL LAUNDRY SERVICE LTD (WASHBOX) | BERKSHIRE | A rating |
| Imperial Learning Ltd | London | A rating |
| IMPERIAL LODGE PARTNERSHIP | Hayes | A rating |
| Imperial London Hotels Group Limited | London | A rating |
| imperial manchester ltd | OLDHAM | A rating |
| Imperial Marketing UK Ltd | West Bromwich | A rating |
| Imperial Midlands Ltd T/A Ashefields Residential Home | Derby | A rating |
| IMPERIAL OAK SCHOOL LIMITED | London | A rating |
| IMPERIAL OAKS LTD | Croydon | A rating |
| IMPERIAL PACKAGING SOLUTION T/A THE PACKAGING SOLUTION LIMITED | Birmingham | A rating |
| Imperial Personal Management Ltd | Leeds | A rating |
| IMPERIAL POLYTHENE PRODUCTS LIMITED | Slough | A rating |
| Imperial Recruitment Agency Ltd | London | A rating |
| IMPERIAL RECRUITMENT SOLUTION LIMITED | London | A rating |
| Imperial Sales & Letting Agents Ltd | Southall | A rating |
| Imperial Spice Kitchen Ltd | London | A rating |
| IMPERIAL SPICE LTD | London | A rating |
| Imperial Thermal Engineering Ltd | Braintree | A rating |
| Imperial Tobacco Ltd | Bristol | A rating |
| IMPERIAL TRADES AND PROJECTS LTD | Sale | A rating |
| Imperial Treasure (UK) Co., Limited | London | A rating |
| Imperial War Museum Trading Company Limited | London | A rating |
| IMPERIAL WORLD TECHNOLOGIES LTD T/A PHOTOPLACE | PINNER | A rating |
| IMPERIALS TRADER LIMITED | Brentwood | A rating |
| Imperium Consultancy Global LTD | London | A rating |
| IMPERIUM DRIVE LTD | London | A rating |
| Imperium Engineering Ltd | Rochester | A rating |
| Imperium Exports Ltd | Stevenage | A rating |
| Imperium group Limited | Uxbridge | A rating |
| Imperium Investments Ltd | London | A rating |
| IMPERIUM LABS LTD T/A Imperium Acquisition | Leyland | A rating |
| IMPERIUM SECURITY LTD | London | A rating |
| Impero Design Ltd | London | A rating |
| Impero Solutions Limited T/A Ativion | Nottingham | A rating |
| Impetus - The Private Equity Foundation | London | A rating |
| Impex Ideas Limited | London | A rating |
| IMPEX TRADING GLOBAL LTD | HERTFORD | A rating |
| IMPHD Limited T/A Pizza Hut Delivery | Nottingham | A rating |
| Implant and Aesthetic Center Ltd. | London | A rating |
| Implant Ceramic Centre Ltd | Stroud | A rating |
| IMPLANT&DENTAL PRACTICES UK LIMITED | Liverpool | A rating |
| implantcast UK Limited | Birmingham | A rating |
| Implantly LTD | Birmingham | A rating |
| Implantsdentist Ltd Trading as Great Junction Dental Practice | Edinburgh | A rating |
| IMPLANTSSCOTLAND LTD | GLASGOW | A rating |
| Implemental Ltd | Ludlow | A rating |
| Implex Solutions Ltd | London | A rating |
| Impli Limited | London | A rating |
| Imply Data UK Limited | London | A rating |
| Imporient (UK) Limited | London | A rating |
| IMPORIO TRADING LTD | Manchester | A rating |
| Important Looking Pirates Limited | London | A rating |
| IMPORTERS EXPORTERS LIMITED | Erith | A rating |
| Impra Wood Protection Ltd | Barrow in Furness | A rating |
| Impress Blinds Ltd | Batley | A rating |
| Impress Removals & Storage Ltd | Sutton | A rating |
| IMPRESS SOLUTIONS LTD | ESSEX | A rating |
| IMPRESS: The Independent Monitor for the Press | London | A rating |
| IMPRESSION DIGITAL LIMITED | NOTTINGHAM | A rating |
| Impression Health and Support UK LTD | Chester | A rating |
| Impression Lookout Ltd | LONDON | A rating |
| IMPRESSION SERVICES LTD | Northampton | A rating |
| Impressions Care Agency Ltd | Bournemouth | A rating |
| Impressions Orthodontics Limited | Buckinghamshire | A rating |
| Imprimerie du Marais | London | A rating |
| Imprint Creative Print Solutions Limited | Newcastle upon Tyne | A rating |
| IMPRINT WORKS LIMITED | London | A rating |
| Improbable Worlds Ltd | London | A rating |
| Improvability AI | London | A rating |
| Improved Corporate Finance UK Ltd. | London | A rating |
| Improvenergy Solutions Ltd | Oldham | A rating |
| Impulse Innovations Limited | London | A rating |
| IMPULSE STORES LTD | Bury | A rating |
| Impulsebuy UK-SL Limited | Ramsgate | A rating |
| Impulsion Matters Ltd | Malborough | A rating |
| IMR Education Ltd | London | A rating |
| IMRAN ACADEMY LTD | SOUTHALL | A rating |
| Imran & Associates Ltd | London | A rating |
| Imran Ashraf and Shakeel Ahmed (sole trader) TA Ahmed bros ( Hyde ) | Hyde | A rating |
| Imran Auto's & Repair Centre | Birmingham | A rating |
| Imran Brothers Limited | Dorset | A rating |
| IMRAN MAAN LTD | Pinner | A rating |
| Imran Mushtaq Ltd | Lincoln | A rating |
| Imran Nazir Trading as Luton Tropical Food Centre | Luton | A rating |
| Imran Samosa | Leeds | A rating |
| IMRAN TRAVELS | LONDON | A rating |
| Imran's Diner Ltd | Derbyshire | A rating |
| Imrana Kousar T/A Abbas Autos | London | A rating |
| Imrandd Ltd | Aberdeen | A rating |
| IMRANMRD LTD | Bristol | A rating |
| Imray, Laurie, Norie & Wilson Ltd | ST. IVES | A rating |
| IMS - SDA REFORM MOVEMENT | LONDON | A rating |
| IMS ACCOUNTANCY SERVICES LTD | Nottingham | A rating |
| IMS Care Group Limited T/A Winchester House | Frinton-on-Sea | A rating |
| IMS Ignite Maintenance Services Ltd | London | A rating |
| Imshal Commercial Trading Ltd /TA Kitchen Fusion | Barking | A rating |
| IMSW Limited T/a Heavenly Desserts Stratford | London | A rating |
| IMT Aviation Scotland Ltd | Prestwick | A rating |
| IMTC GLOBAL LTD | London | A rating |
| Imtech Engineering Services London & South Ltd | Nottingham | A rating |
| IMV Europe Limited | Shepreth, Royston | A rating |
| IN 'N' OUT CENTRES LIMITED | Northampton | A rating |
| In App Video Services UK LTD | Stratford upon Avon | A rating |
| In Between Time | Bristol | A rating |
| IN CAR SEREVICES LIMITED | Leicester | A rating |
| In Chorus Ltd | Brighton | A rating |
| In Deep Geek Limited | Birmingham | A rating |
| In Development Studios Limited | Cambridge | A rating |
| In Digital Ltd | London | A rating |
| In Digital Marketing Limited | London | A rating |
| In faith care limited trading as My homecare Bristol | Bradley Stoke | A rating |
| IN GADGETS LTD | Wembley, Middlesex | A rating |
| In House Care Limited | Northampton | A rating |
| IN LOCAL LTD | Woodley, Reading | A rating |
| In Paella Limited | London | A rating |
| In Phase International Ltd | Nottingham | A rating |
| In Professional Development Ltd (InPD) | Wigan | A rating |
| IN Showjumpers Limited | Warren Row | A rating |
| In Situ Site Investigation Ltd | St Leonards on Sea | A rating |
| In Toto Ed Ltd | London | A rating |
| IN TOUCH GAMES LIMITED | Halesowen | A rating |
| IN TOWN THAI CUISINE LTD | GLOUCESTER | A rating |
| IN WONDERLAND | west thurrock | A rating |
| In-An-Out ltd Trading as Mooboo | London | A rating |
| IN-DOORS MANUFACTURING LIMITED | Toomebridge | A rating |
| In-Ex Landscapes Limited | London | A rating |
| In-Form Consult Ltd | Leeds | A rating |
| In-Home Carer LTD t/a Caremark | Letchworth Garden City | A rating |
| In-House Legal Ltd | Mayfair | A rating |
| In-House Legal Solutions Limited | Liverpool | A rating |
| IN-LINE BUILDING SERVICES LTD | LONDON | A rating |
| In-OVO Fertility Clinics Ltd | Belfast | A rating |
| In-Part Publishing Ltd | Sheffield | A rating |
| In-Situ Europe Ltd | Redditch | A rating |
| IN-SITU MACHINING SOLUTIONS (UK) LIMITED | Rugby | A rating |
| In-Space Missions Ltd | Alton | A rating |
| IN-STYLE DIRECT LIMITED | London | A rating |
| In-tech Group Ltd | Warwick | A rating |
| IN-THEBOX.CO.UK LIMITED | Kingston Upon Thames | A rating |
| IN-VR Limited | London | A rating |
| In-Workforce Ltd | Killamarsh | A rating |
| IN&EDIT UK Limited | Brighton | A rating |
| IN2 Design Engineering Holdings Ltd | Belfast | A rating |
| In2grate Business Solutions Ltd | Solihull | A rating |
| In2Tec Ltd | Kettering | A rating |
| IN4.0 ACCESS LIMITED | Preston | A rating |
| IN4.0 Talent Limited | Salford | A rating |
| IN8 Expressions Limited | Milton Keynes | A rating |
| IN8INITY GLOBAL LIMITED | London | A rating |
| INAA'S LIMITED T/A The Shop by The Park | Hertfordshire | A rating |
| Inardua Consulting | Stroud | A rating |
| INASH LTD | England | A rating |