| Jacquet Weston Limited | HUNGERFORD | A rating |
| Jacqui Paterson Veterinary Surgery | Stockton-on-Tees | A rating |
| Jactone Products Ltd | Bilston, | A rating |
| Jacuzzi Spa and Bath Limited | Leeds | A rating |
| JAD MOTOR LTD | BIRMINGHAM | A rating |
| JADARA REALESTATE INVESTMENTS LIMITED | London | A rating |
| JADE AESTHETIC LTD | London | A rating |
| Jade Blossom Limited | Saddington | A rating |
| Jade Blossom Limited | Leicester | A rating |
| Jade Distributions Limited | London | A rating |
| Jade Eva Collins t/as evacollinsalonso | Stevenage | A rating |
| Jade Garden Chinese Takeaway | Sheffield | A rating |
| JADE Healthcare Services Limited | Nottingham | A rating |
| JADE LOTUS LIMITED | London | A rating |
| Jade Software Corporation UK Ltd | Harrogate | A rating |
| Jadeas Ltd | Salisbury | A rating |
| Jadeas Ltd t/a Harnham Croft Care Home | Barnstaple | A rating |
| Jaded London Limited | London | A rating |
| JADENA ASSOCIATES LIMITED | Grays | A rating |
| Jades Chemist Limited T/A Jades Chemist | West Sussex | A rating |
| JADESTAR RESTAURANT LTD T/A TASTE OF AVELEY | South Ockendon | A rating |
| Jadlam Racing Ltd | Glastonbury | A rating |
| JADOON LTD | Ilford | A rating |
| Jadore Evening Co Ltd | London | A rating |
| JADORE FUNCTIONS LTD | Glasgow | A rating |
| JADSONS TRADING LIMITED | LONDON | A rating |
| Jadu Ltd | Leicester | A rating |
| JAE Europe Limited | Aldershot | A rating |
| JAE&YS LTD | London | A rating |
| Jaege Smart Turn Limited | Northampton | A rating |
| Jaffar Ali Trading as Mr Chilly Express | Greater London | A rating |
| Jaffe Newco Ltd | London | A rating |
| Jaffer & Co | London | A rating |
| JAFFERSONS ENERGY CONSULTANTS LTD | Watford | A rating |
| Jaffna Foods Ltd | Barking | A rating |
| JAFFNA KITCHEN LIMITED T/A Jaffna Kitchen | London | A rating |
| Jaffs Restaurants Ltd T/A Chaiiwala Aylesbury | Aylesbury | A rating |
| JAFKO EDUCATION LIMITED | LONDON | A rating |
| Jaflong lounge Ltd | Sheffield | A rating |
| JAFOR SUB LTD | SURREY | A rating |
| Jafsal limited | Wolverhampton | A rating |
| Jafsman UK Ltd | Reading | A rating |
| JAFTIM CARS UK LIMITED (15377879) | CROYDON, LONDON | A rating |
| JAG COUTURE LIMITED | LONDON | A rating |
| Jag Force Security | Northwood Hill | A rating |
| Jagadeesh kumar kandasami T/A Sai Traders | Brigg | A rating |
| JAGAN RAMAN T/A PREMIER EXPRESS SYCAMORE ROAD | Farnborough | A rating |
| Jagan traders ltd T/A Himalayan Dine | Glasgow | A rating |
| JAGASAALU UK LIMITED | Harwich | A rating |
| JAGATIA DESSERTS LTD | Sutton Coldfield | A rating |
| Jagdamba Limited T/A Stathern Village Stores | Slathern | A rating |
| JAGDISH PATEL & SONS LIMITED T/A MAYFAIR POST OFFICE | LODNON | A rating |
| Jagex Limited | Cambridge | A rating |
| Jagex Ltd | Cambridge | A rating |
| Jaggi & Company Limited T/A Jaggi & Co Insurance Brokers | Isleworth | A rating |
| JAGGI GARDERNER LTD | Hounslow | A rating |
| JAGITA LIMITED | Leicester | A rating |
| Jago Consultants Ltd | Lancing | A rating |
| Jagreet Sandhu T/A Blink Eyes and Brow Bar | Warrington | A rating |
| Jags Consultancy Ltd | London | A rating |
| Jaguar Building Services Limited | London | A rating |
| Jaguar Land Rover Limited | Coventry | A rating |
| Jaguar Resources and Capital UK Ltd | London | A rating |
| JAGUAR SECURITY LTD | Croydon | A rating |
| JAGWARE LTD | Bristol | A rating |
| Jah-Jireh Charity Homes | Preston | B rating |
| JAH-SON LIMITED | KETTERING | A rating |
| JAHAN COLLECTION LIMITED | LONDON | A rating |
| JAHAN HEALTHCARE LIMITED | London | A rating |
| Jahir Miah T/A Darjeeling Indian Takeaway | London | A rating |
| JAI AMBA MATA 29 LIMITED | EAST SUSSEX | A rating |
| Jai Ambay Ltd | Nottinghamshire | A rating |
| Jai Arhi Limited | Hereford | A rating |
| Jai Avad Group Ltd | Leicester | A rating |
| Jai Badri Vishal Limited T/A Bombay Flavours | Manchester | A rating |
| JAI DEVA LIMITED | WEST BY FLEET | A rating |
| JAI GURU JI LTD | West Bromwich | A rating |
| Jai Ho | Cheltenham | A rating |
| Jai Ho Restaurants Limited | Horley | A rating |
| JAI LOUNGE LTD | Lytham St. Annes | A rating |
| Jai Ma Tara Ltd | Leeds | A rating |
| JAI MAA BHAMESHWARI KALI MANDIR | WEST MIDLANDS | A rating |
| Jai Maa Vaibhav Laxmi Ltd | St Albans | A rating |
| JAI MSK UK LTD | Newcastle upon Tyne | A rating |
| Jai Shree Balaji Limited trading as Bombay Flavours | Macclesfield | A rating |
| JAI SHUTTERS LTD | Richmond | A rating |
| JAI STORE LTD | Wyndham | A rating |
| Jai Tech Ltd | Grays | A rating |
| JAI TECHNOLOGIES LTD | READING | A rating |
| JAI THURKA LIMITED,T/A JAI DURGA MAHAL | RAYNERS LANE | A rating |
| Jaia Limited | Clapham | A rating |
| Jaiip Spice Ltd | Bridlington | A rating |
| JAIJON SOLUTIONS LTD. | Southall | A rating |
| Jaika Healthcare Limited | Walsall | A rating |
| Jain Global (UK) Partners LLP | London | A rating |
| Jain International Foods Limited | Twickenham | A rating |
| Jain Network | LONDON | A rating |
| JAIN SAMAJ EUROPE | LEICESTER | A rating |
| JAIN VISHVA BHARATI LONDON | Pinner | A rating |
| Jainco (UK) Ltd | Slough | A rating |
| Jainesh IT Solutions Ltd | Wembley | A rating |
| Jaipa Limited | Bolton | A rating |
| Jaipur Cottage Ltd | Stourbridge | A rating |
| Jaipur Express Fish & Chips Co Limited | Leicester | A rating |
| Jaipur Lounge Ltd | Shropshire | A rating |
| JAIPUR RESTAURANT | ARDROSSAN | A rating |
| Jaipur Rugs UK Ltd | London | A rating |
| JAIRA RESTAURANTS LTD | Ipswich | A rating |
| JAISON SINGH LIMITED | Twickenham | A rating |
| Jaiv Ltd | London | A rating |
| JAIVEER CONSTRUCTION LTD | Willenhall | A rating |
| Jaivel Aerospace Limited | Mansfield | A rating |
| Jaja Bings Ltd | Doncaster | A rating |
| Jaja Finance Limited | London | A rating |
| JAJA MOTORS LTD | Bradford | A rating |
| JAJEX APPAREL LIMITED | London | A rating |
| JAK & ZAM CONGLOMERATE LTD ( Jak & Zam Cleaners) | Chatham | A rating |
| JAK Prestige Ltd | Huddersfield | A rating |
| Jak's Bars & Restaurants Ltd | London | A rating |
| Jak(Leics)Ltd T/A East Midlands School of Business & Management | Leicester | A rating |
| Jaka Stores | Bagillt | A rating |
| Jakala UK Ltd | London | A rating |
| JAKAR INTERNATIONAL LIMITED | Borehamwood | A rating |
| JAKARIA AND BROTHERS UK LTD T/A Atlantic Sushi | London | A rating |
| Jakhu Builders Ltd | Wolverhampton | A rating |
| JAKKS PACIFIC (UK) LTD | Bracknell | A rating |
| Jako Pop LTD | West Bromwich | A rating |
| JAKOBS KITCHEN LTD | LONDON | A rating |
| JAKSIS LTD (Trading as Nisa Brow) | Altrincham | A rating |
| JAKUB J & S LIMITED | Dorchester | A rating |
| JAL RANG DIGITAL PRINTING LTD | LONDON | A rating |
| Jala Ashish Ltd. | Middlesex | A rating |
| JALA BEVERAGES LIMITED T/A MOOBOO BUBBLE TEA | BOREHAMWOOD | A rating |
| Jala Construction | London | A rating |
| JALA NEWS LIMITED | WELLINGTON | A rating |
| Jala One Ltd. | London | A rating |
| Jala Three Limited | London | A rating |
| Jala Two Limited | London | A rating |
| JALAL KHAN RENOVATIONS LTD | BLACKBURN | A rating |
| JALALABAD ISLAMIC CULTURE AND EDUCATION CENTRE LIMITED | Luton | A rating |
| JALALABAD LIMITED | London | A rating |
| JALALIA MOSQUE AND ISLAMIC EDUCATION CENTRE | CARDIFF | A rating |
| JALALIA SUNNI JAMI MASJID & ISLAMIC EDUCATION CENTRE | walsall | A rating |
| Jalandhar Sweet Centre | Smethwick | A rating |
| JALARAM BRAHM LTD | ENFIELD | A rating |
| Jalaram Charitable Trust | Leicester | A rating |
| Jalaram Supermarket Ltd | London, | A rating |
| JALDHARA FOOD LTD | Leicester | A rating |
| Jalin Design Limited | London | A rating |
| JALKEN CONSULTING LIMITED | LEIGH-ON-SEA | A rating |
| JALLOW TRANSPORTERS LIMITED | Birmingham | A rating |
| JALORI INDIAN CUSINE | MILTON KEYNES | A rating |
| Jalpak International (Europe) B.V. | London | A rating |
| Jalsha | Middlesex | A rating |
| JALSHA LIMITED TRADE AS MEHEK | Enfield | A rating |
| Jaltek Systems Ltd | LUTON | A rating |
| Jalux Inc. Europe Branch | London | A rating |
| JALWA INDIAN BISTRO LTD | Plymouth | A rating |
| Jalwa Weddings Limited | Bradford | A rating |
| Jam and Fess Stores | Cardiff | A rating |
| JAM Care | Telford | A rating |
| Jam Events Solutions Ltd | Leeds | A rating |
| JAM III Investments Ltd | Exeter | A rating |
| Jam Media (Northern Ireland) Ltd | Belfast | A rating |
| Jam Pam Trading Limited | Littlehampton | A rating |
| Jam Physio Limited | Blackpool | A rating |
| Jamadia Limited | Tilbury | A rating |
| Jamaica Blue Ltd | Cambridge | A rating |
| JAMAICAN HIGH COMMISSION | London | A rating |
| Jamak Fabrication Europe Ltd | Worsley | A rating |
| Jamal Catering Equipements Ltd | Hornchurch | A rating |
| JAMAL PROPERTYS LTD | Rochdale, | A rating |
| Jamales Junction Limited | Leeds | A rating |
| Jamaya JC Limited T/A Jamaya | Solihull | A rating |
| Jamb | London | A rating |
| Jambo Jumbo Limited | London | A rating |
| JAMCARE Limited | Shifnal | A rating |
| JAMDANI WHICKHAM LTD | NEWCASTLE UPON TYNE | A rating |
| JamDoughnut Limited | Loughton | A rating |
| Jamee Food and Wine | Croydon | A rating |
| Jameel Motors UK Holding Limited | London | A rating |
| Jameel Poultry Limited | Glasgow | A rating |
| Jameela Healthcare Pvt Ltd T/A Heritage Healthcare Cardiff | Cardiff | A rating |
| JAMEELA TRAVEL | BEDFORDSHIRE | A rating |
| James & Mathew Ltd | Banbury | A rating |
| JAMES ALLAN & SONS SCOTLAND LTD | Edinburgh | A rating |
| James Allen's Girls' School | London | A rating |
| James Andrews Recruitment Solutions | London | A rating |
| James Blake Associates Ltd | Bury St Edmunds | A rating |
| James Blake Solutions Ltd | London | A rating |
| James Brearley & Sons Limited | Blackpool | A rating |
| James Brown Management | Cambridge | A rating |
| James Burton Developers Limited | London | A rating |
| James Carson Construction Group Ltd | York | A rating |
| James Cowie & Co Ltd | Hamilton | A rating |
| James Cowper LLP | Newbury | A rating |
| James Cropper Plc | Kendal | A rating |
| James Curtis Consulting Ltd | London | A rating |
| James Development Company | Romford | A rating |
| James Dewhurst Ltd | Accrington | A rating |