| Humankind Comms Ltd | London | A rating |
| Humanlearning Limited | London | A rating |
| Humatica | London | A rating |
| Humax Electronics Co Ltd | New Malden | A rating |
| Humaz | Bradford | A rating |
| HUMAZ NAIL & BEAUTY LIMITED | Sutton | A rating |
| Humber Distribution & Logistics Ltd | Hull | A rating |
| Humber foods Ltd | Hull | A rating |
| Humber Security Services Ltd | Anlaby | A rating |
| Humber Teaching NHS Foundation Trust | Willerby | A rating |
| Humberside Independent Care Association Limited | Hull | A rating |
| Humberstone Medical Centre | Leicester | A rating |
| HUMBERTS BUILDING & INTERIORS LTD | LONDON | A rating |
| Humble AI Limited | London | A rating |
| HUMBLE BEE FILMS LIMITED | Bristol | A rating |
| Humble Group Ltd t/a Humble Grape | London | A rating |
| HUMBLE HEALTHCARE LIMITED | Hounslow | A rating |
| Humble Hearts Care Ltd | London | A rating |
| Humble Pie Productions Limited t/a Studio Ramsay | London | A rating |
| Humbly Grove Energy Limited | Alton | A rating |
| Hume Brophy Communications (UK) Ltd | London | A rating |
| Hume Brophy Communications Unlimited | London | A rating |
| Humera's Hair and Beauty | Leicester | A rating |
| Humiseal Europe Limited | Berkshire | A rating |
| Humly London Limited | Croydon | A rating |
| Humly Ltd | Birmingham | A rating |
| Hummingbird care home LLP | Somerset | A rating |
| Hummingbird Developments Ltd | Hants | A rating |
| Hummingbird Heymaa Trading Ltd | London | A rating |
| Hummingbird Home Care Yeovil Ltd | Yeovil | A rating |
| Hummingbird Resources PLC | London | A rating |
| Hummingbird UK Partners Limited | London | A rating |
| Hummingbird UK Partners Limited | Birmingham | A rating |
| Hummingle Technology And Media Private Limited | Stoke-on-trent | A rating |
| Humphrey Munson (Cabinetmarkers) Limited | Felsted | A rating |
| Humphreys & Co. | Bristol | A rating |
| Humphreys Law Limited | London | A rating |
| Humphries and Parks Ltd | West Malling | A rating |
| Humphries Kerstetter LLP | London | A rating |
| HUMTECH FILMS GH | LONDON | A rating |
| Humtum&Sky Ltd | Basingstoke | A rating |
| Humucare&cleaning agency | Birmingham | A rating |
| HUNAR PROPERTY LTD | Peterborough | A rating |
| Hundal Business Services Limited | Edinburgh | A rating |
| HUNDAL HAULAGE LIMITED | Derby | A rating |
| HUNDLE & PARTNERS LIMITED | London | A rating |
| Hundred Star Games Ltd | London | A rating |
| HUNGAMAA GROUP LIMITED | MANCHESTER | A rating |
| Hungamaa Stockton Heath | Warrington | A rating |
| Hungarian DentaCare Ltd | London | A rating |
| Hungerford Medical Centre | Crewe | A rating |
| Hungerford Park LTD | Hungerford | A rating |
| Hungry Beanz Limited t/a The Lobster Pot | St. Helens | A rating |
| Hungry Bear Gaming Limited | Solihull | A rating |
| Hungry Bouddha Limited T/A Fulham Indian Restaurant & Bar | London | A rating |
| HUNGRY CHICKEN LTD | LEICESTER | A rating |
| HUNGRY FOODS LTD | NOTTINGHAM | A rating |
| HUNGRY HENRY FOODS LIMITED | London | A rating |
| Hungry Man Limited | London | A rating |
| Hungry Raptor Limited, T/A Buyingforce, T/A SME Supplies, T/A Dynamic Choice | Surbiton | A rating |
| Hungry Sherpa Ltd | Edinburgh | A rating |
| Hungry Station Ltd T/A Himalaya Indian Restaurant & Bar | London | A rating |
| Hungry the Jungle Limited | Bognor Regis | A rating |
| Hungry Turtle Limited | London | A rating |
| HungryPanda Ltd | London | A rating |
| HUNKYDORY FILMS LONDON LIMITED | LONDON | A rating |
| HUNS GLOBAL SERVICE LTD | Altrincham | A rating |
| HUNSBURY LIMITED | Dunstable | A rating |
| HUNSBURY SPICE LTD T/A TASTE OF INDIA | Whitstable | A rating |
| HUNSLET CARR FISHERIES LIMITED | Leeds | A rating |
| Hunt Green Ltd | Cambridge | A rating |
| Hunt N Eat Limited | London | A rating |
| Huntapac Produce Ltd | Tarleton | A rating |
| Huntcliff Surgery | Saltburn by the Sea | A rating |
| Hunter & Gold Ltd t/a Arc Le Salon | London | A rating |
| Hunter & Partners Ltd | London | A rating |
| HUNTER & RABBIT PARTNERS LTD | LONDON | A rating |
| HUNTER & SONS AUTOWORKS Ltd | Dagenham | A rating |
| HUNTER BOND LIMITED | London | A rating |
| Hunter Boot Ltd | London | A rating |
| Hunter Design Associates Limited | Windsor | A rating |
| Hunter Douglas UK Retail Limited | Colwick | A rating |
| Hunter Financial | Oldham | A rating |
| Hunter Gee Holroyd Limited | York | A rating |
| Hunter Healthcare Resourcing Ltd | London | A rating |
| Hunter Stables Restaurant Limited | St Boswells | A rating |
| Hunterlodge Advertising Ltd | Rickmansworth | A rating |
| Hunters & Frankau Limited | London | A rating |
| Hunters Coaches Limited | Leeds | A rating |
| Hunters Contracts Ltd | Dagenham | A rating |
| Hunters Hall Primary School | Dagenham | A rating |
| Hunters Lodge | Lutterworth | A rating |
| Hunters Lodge Care Homes LTD | Fareham | A rating |
| Hunters Moon Capital LLP | London | A rating |
| Huntham Farm Ltd | Taunton | A rating |
| Hunting Energy Holdings Limited | London | A rating |
| Huntingdon Dental Laboratory Ltd | ST. IVES | A rating |
| Huntingdon Properties Limited | Nottingham | A rating |
| Huntingdon Specsavers Hearcare Limited | Huntingdon | A rating |
| Huntington Dental Surgery | York | A rating |
| Huntington House Ltd | Hindhead | A rating |
| Huntleigh Healthcare Limited | Cardiff | A rating |
| HUNTLEIGH MEDICAL HEALTHCARE LIMITED | Harrogate | A rating |
| HUNTLEY AUTOTRADER LTD | LIVERPOOL | A rating |
| Huntly Tandoori Aberdeen Ltd | Huntly | A rating |
| Huntmore Ltd | Stamford | A rating |
| Hunton Andrews Kurth (UK) LLP | London | A rating |
| Hunton Park Hospitality Ltd | Watford | A rating |
| Huntress Search Limited | London | A rating |
| HUNTS MOTORS BEDFORD LTD | bedford | A rating |
| Huntsman Surface Sciences UK Limited | Cambridge | A rating |
| Huntsworth Health Limited | London | A rating |
| HUNTSWORTH LIMITED | LONDON | A rating |
| Hunza G Limited | London | A rating |
| Huozhi Limited | London | A rating |
| HUP TECHNOLOGY LIMITED | London | A rating |
| Huq Industries Limited | London | A rating |
| huqqa garden | Leicester | A rating |
| Hurco Europe Ltd | High Wycombe | A rating |
| Hurley Clinic Partnership known as The Hurley Group | London | A rating |
| Hurley House Limited | Hurley | A rating |
| Hurlingham Polo Association | Kidlington | A rating |
| Hurlingham School | London | A rating |
| Huron Consulting Services UK Ltd | London | A rating |
| HURR Limited | London | A rating |
| HURRICANES SPORT LTD | Bristol | A rating |
| HURRYFLOW LIMITED | Cowbridge | A rating |
| Hurst & Hurst Estates Ltd | Lymington | A rating |
| Hurst Green Local | Etchingham | A rating |
| HURST HALL CARE HOME LIMITED | Birmingham | A rating |
| Hurst Media Labs | London | A rating |
| Hurst, Peirce + Malcolm LLP | 33 Johns Mews | A rating |
| Hurstead House Care Home | Rochdale | A rating |
| Hurstpierpoint College Ltd | Hassocks | A rating |
| Hurtigruten UK Limited | London | A rating |
| Husain Bulman and Co- Chartered Accountants | London | A rating |
| Husaini Islamic Centre | Peterborough | A rating |
| Husco International Partners LLP | Runcorn | A rating |
| HUSEYIN SENER T/A DRY CENTRE | London | A rating |
| HUSH CLEAN LIMITED | Southampton | A rating |
| Hush HealthCare LTD | Dudley | A rating |
| HUSH LONDON 2014 LIMITED | London | A rating |
| Hush Project Management & Consulting Limited | London | A rating |
| Hush Telematics Limited | Gerrards Cross | A rating |
| HUSK HOLDINGS LIMITED | Bury St. Edmunds | A rating |
| Husky Petroleum Ltd | West Lothian | A rating |
| Husqvarna UK Ltd | Durham | A rating |
| HUSSAIN & CO. CONSTRUCTION LTD | Birmingham, | A rating |
| HUSSAIN & SONS CASH AND CARRY | Oldham | A rating |
| Hussain & Sons Superstore Ltd | Rugby | A rating |
| Hussain and Co Trading UK Ltd | Rochdale | A rating |
| Hussain Associates Ltd | LONDON | A rating |
| HUSSAIN AUTOS | BRADFORD | A rating |
| Hussain Builders Limited | Oldham | A rating |
| Hussain Halal Meat Limited | London | A rating |
| Hussain Property Services Ltd | Luton | A rating |
| HUSSAIN SUPER MART LTD | Wakefield | A rating |
| HUSSAIN SUPPLIES LIMITED | Birmingham | A rating |
| HUSSAIN TRANSPORT LTD | BRADFORD | A rating |
| Hussains General Store | Birmingham | A rating |
| HUT Architecture | London | A rating |
| Huta Marine UK Ltd | London | A rating |
| Hutano Diagnostics Limited | Oxford | A rating |
| Hutch Games Ltd | London | A rating |
| Hutcheson Associates | Edinburgh | A rating |
| Hutchings & Hill Developments | Ilfracombe | A rating |
| Hutchinson Engineering Ltd | Manchester | A rating |
| Hutchinson Homes Limited | Holywood | A rating |
| HUTCHINSON HOMES LTD | ANTRIM | A rating |
| Hutchinson's Wholesale Fruit & Veg | Sunderland | A rating |
| Hutchison 3G UK Limited | Reading | A rating |
| Hutchison Property Group (UK) Limited | Battersea | A rating |
| Hutchison Technologies Limited | Dundee | A rating |
| Hutchison Whampoa (Europe) Limited | London | A rating |
| Hutton + Rostron Environmental Investigations Ltd | Gomshall | A rating |
| Hutton Consulting Services Limited | London | A rating |
| Hutton Park Care Home | Largs | A rating |
| Huttons North East Ltd | Saltburn-by-the-Sea | A rating |
| Huuman | Bracknell | A rating |
| Huuman Kind Care Ltd | kidderminster | A rating |
| HUUUGE UK LTD | London | A rating |
| Huvepharma Ltd | York | A rating |
| Hux Health Limited T/A HUX | London | A rating |
| Hux London Limited | London | A rating |
| Huxley Bertram Engineering Ltd | Cambridge | A rating |
| Huxley Construction Limited | London | A rating |
| Huxley Estates Limited | London | A rating |
| Huxlow Academy | Irthlingbrough | A rating |
| HUY NGUYEN LIMITED | London | A rating |
| Huyton Travel Ltd | Liverpool | A rating |
| HUZAYL GROUP LIMITED | Durham | A rating |
| Huzefa Foods Limited | Weston Super Mare | A rating |
| HV Engineering Consultancy Ltd | Edinburgh | A rating |
| HV Lineworks Ltd | Glasgow | A rating |
| HV Recognition Limited | London | A rating |
| HV SALES LIMITED | WEMBLEY | A rating |
| HV TESTY BITES LTD | NETHERTON | A rating |
| hVIVO Services Ltd | London | A rating |
| HVL PHARMA UK LTD | Haverhill | A rating |
| HVP Retail Limited | Romford | A rating |