| HKSuperstore Ltd T/A HK Superstore | Reading | A rating |
| HKV Grocers Ltd t/a Lifestyle Express | Glasgow | A rating |
| HKV LIMITED | Lowestoft | A rating |
| HL Display Harlow Limited | Harlow | A rating |
| HL ENGINEERING CONTRACTORS LIMITED | Scunthorpe | A rating |
| HL INTERNATIONAL LTD | London | A rating |
| HL Management Ltd | Brierley Hill | A rating |
| HL Metals Ltd | Dumbarton | A rating |
| HL Partnership Limited | Leicester | A rating |
| HL POSTAL LTD | LONDON | A rating |
| HL Supermarket Ltd | Sheffield | A rating |
| HL WHOLESALE LTD | Manchester | A rating |
| HLA Garages Limited | Birmingham | A rating |
| HLA Sourcing Ltd | Blackburn | A rating |
| HLB International Limited | London | A rating |
| HLD CONSULTANCY SERVICES LTD | London | A rating |
| HLH RAPID LIMITED | Leeds | A rating |
| HLHP BAYSWATER LIMITED | London | A rating |
| HLHP BIRMINGHAM LIMITED | Birmingham | A rating |
| HLHP Oriental Food Limited T/A Happy Lamb Hot Pot Restaurant | London | A rating |
| HLMAD Ltd | Sheffield | A rating |
| HLN ONE LTD | WOLVERHAMPTON | A rating |
| HLN TWO LTD | BIRMINGHAM | A rating |
| HLS News & Booze Limited | Northampton | A rating |
| HLW International Ltd | London | A rating |
| HLW120 Limited t/a Abbey Eyewear | Tickhill | A rating |
| HM ARIF LTD | Bolton | A rating |
| HM ENTERPRISES MCR LTD | Manchester | A rating |
| HM HAUS GROUP LTD | Norwich | A rating |
| HM Interiors Luton | LUTON | A rating |
| HM Land Registry | Croydon | A rating |
| HM POPERTY LETTING LTD | SLOUGH | A rating |
| HM Restaurants Ltd t/a G T Road Punjabi Cuisine | Slough | A rating |
| HM Retail LTD | Leicester | A rating |
| HM Revenue & Customs | London | A rating |
| HM Services and Consultancy LTD | London | A rating |
| HM SOLICITORS LIMITED | Surrey Quays | A rating |
| HM TAKEAWAY LTD | Rotherham | A rating |
| HM Trading Ltd | Glasgow | A rating |
| HM Treasury | London | A rating |
| HM2 Property Solutions | Southampton | A rating |
| HM3 HEALTH LTD | Isleworth | A rating |
| HM7 (PVT) LIMITED | SURREY | A rating |
| HMA ACCOUNTANTS LTD | Bolton | A rating |
| HMA Advisory Ltd | Horsham | A rating |
| HMA Consultancy Ltd | Edmonton | A rating |
| HMB (LEIC) LTD | LEICESTER | A rating |
| HMB ART AND TRADE LTD | London | A rating |
| HMC Capital UK Ltd | London | A rating |
| HMCA/S PLC | Knaresborough | A rating |
| HMD Constructions Ltd | London | A rating |
| HMD Global Oy UK Branch | London | A rating |
| HMD RECOVERIES & EXPORTS LTD | Bolton | A rating |
| HMD STORES LTD | Watford | A rating |
| HMD WELFARE LTD | Leeds | A rating |
| HMDPUBLISHING LIMITED | Nottingham | A rating |
| HME Clear-Com Limited | Cambridge | A rating |
| HME LOGISTICS LLP | Bromsgrove | A rating |
| HMF Engineering and Project Management Consultants Ltd | Newcastle | A rating |
| HMG Enterprises Limited | Worcester | A rating |
| HMH FOODS LTD | STOKE ON TRENT | A rating |
| HMH SPICE LTD t/a ANNAYA'S INDIAN - HELENSBURGH | HELENSBURGH | A rating |
| HMH TRAVELS LTD | Manchester | A rating |
| HMI BUILDERS | MANCHESTER | A rating |
| HMK LONDON LTD | London | A rating |
| HML Roofing & Cladding Ltd | NOTTINGHAMSHIRE | A rating |
| HMM (Europe) Ltd. | London | A rating |
| HMP TRANSPORTATION T/A E&H DAIRY LIMITED | MIDDLESEX | A rating |
| HMR Accountants Ltd | London | A rating |
| HMR Real Estate Limited | London | A rating |
| HMRR UK Limited | Ilford | A rating |
| HMS Accountants Ltd | Oldham | A rating |
| HMS CONSTRUCTION LTD | ROMFORD | A rating |
| HMS Drinks Ltd | london | A rating |
| HMS ECO HOMES LIMITED | Leyton | A rating |
| HMS Foods and Catering Ltd | Coventry | A rating |
| HMS GLOBAL BUSINESS LTD | Romford, Essex | A rating |
| HMSHost UK Limited | Feltham | A rating |
| HMT ACCESSORIES LTD T/A AIR CONNECT | LONDON | A rating |
| HMT LLP | Henley on Thames | A rating |
| HMT SERVICE LTD | KENT | A rating |
| HMV HEALTHCARE LTD | Coventry | A rating |
| HMW CARE Limited T/A Bluebird Care | Gateshead | A rating |
| HMX Media Limited | London | A rating |
| HMY UK INNOVATION IN RETAIL LTD | Newcastle Upon Tyne | A rating |
| HN & WM Limited | Reigate | A rating |
| HN Foods Limited | Birmingham | A rating |
| HN Trading Holdings Ltd | London | A rating |
| HN WEST HAMPSTEAD LTD trading as Honu Nail Studio | London | A rating |
| HNA Supermarket Ltd | Harlow | A rating |
| HNC EMPIRE ESTATES LIMITED | London | A rating |
| HNFC Investment Group Ltd | Newcastle Upon Tyne | A rating |
| HNG Online Ltd | London | A rating |
| HNH Online Ltd | Wallington | A rating |
| HNK Legal Limited | London | A rating |
| HNLMOTORS LTD | Wakefield | A rating |
| HNOE Limited T/A Tap Management | London | A rating |
| HNP & SONS LTD T/A GATEWAYS NEWSAGENTS | LEEDS | A rating |
| HNP TA LIMITED | NETHERTON | A rating |
| HNR Motors Ltd T/As Thurnby Motors | Leicester | A rating |
| HNRY (UK) Limited | London | A rating |
| HNS Accountants Limited | Harrow | A rating |
| HNS Forecourts Ltd | Kettering | A rating |
| HNS Infotech Limited | Harrow | A rating |
| HNS LOGISTICS LIMITED | Walsall | A rating |
| HNS Pharma Limited | Forest Hill | A rating |
| HNW UK LTD | Birmingham | A rating |
| HNZ ENTERPRISE LTD | Arbroath | A rating |
| HO South Limited | Winchester | A rating |
| HO2 Management Ltd TA Hakim Group | Darwen | A rating |
| Hoa Sen Ltd. | Edinburgh | A rating |
| Hoad & More Ltd | Dunstable | A rating |
| Hoaden Ltd | London | A rating |
| Hoama (Staplehurst) Ltd | Staplehurst | A rating |
| Hoare Lea LLP | Bristol | A rating |
| HOATZIN SOLUTION LTD | Chadwell Heath | A rating |
| HOB (MANCHESTER) LTD | Manchester | A rating |
| Hob Preston Ltd T/A House of Baiklyn | Preston | A rating |
| Hobart UK , a division of ITW Ltd | Peterborough | A rating |
| Hobbs Rehabilitation Ltd trading as Hobbs Rehab | Winchester | A rating |
| Hobo Pictures Ltd | London | A rating |
| HOBSON CONVENIENCE LTD | England | A rating |
| HOBSON SQUARE LTD | Great Kneighton | A rating |
| HOBSONS FISH & CHIPS CHARING CROSS LTD | London | A rating |
| HOBSONS SOHO LTD | London | A rating |
| Hoburne Group | Christchurch | A rating |
| Hobz Bakery Ltd | Edinburgh | A rating |
| Hoc Age Limited | London | A rating |
| HOC: MK LTD | MILTON KEYNES | A rating |
| Hochiki Europe UK Ltd | Gillingham | A rating |
| Hochtief (UK) Construction Limited | Swindon | A rating |
| HOCHTIEF PPP SOLUTIONS (UK) LIMITED | SWINDON | A rating |
| HOCKERILL ANGLO-EUROPEAN COLLEGE LTD. | Bishop's Stortford | A rating |
| Hockley Building Services Ltd | Birmingham | A rating |
| Hockley Developments ltd | Nottingham | A rating |
| Hockley Farm Medical Practice | Leicester | A rating |
| Hockley Mint Limited | Birmingham | A rating |
| Hockley Mobiles Limited | Birmingham | A rating |
| HOCKWELL RING GROCERY LTD | LUTON | A rating |
| Hockwold Hall | Hockwold Cum Wilton | A rating |
| Hockwold stores | thetford | A rating |
| Hocus Pocus Studios Ltd | London | A rating |
| Hoddesdon Cricket Club | Hoddesdon | A rating |
| HODDESDON DENTAL SURGERY LTD | HERTFORDSHIRE | A rating |
| HODDESDON FOOD & WINE LIMITED | Hertfordshire | A rating |
| Hodes Weill UK LLP | London | A rating |
| Hodge and Huggett Ltd | London | A rating |
| Hodimo Info Tech Ltd | London | A rating |
| Hodkinson Consultancy | Rickmansworth | A rating |
| Hodnet Village Store and Post Office | Market Drayton | A rating |
| Hoe Bridge School | Woking | A rating |
| Hoe Valley School | Woking | A rating |
| Hoegh Capital Partners Limited | London | A rating |
| Hoesh International Ltd | Leicester | A rating |
| Hof's Enterprises Ltd | Henley-On-Thames | A rating |
| Hofesh Shechter Company | London | A rating |
| Hoffman & Crew Ltd | Leeds | A rating |
| Hoffman Connections Ltd | Hampshire | A rating |
| Hoffmann Eitle | London | A rating |
| HoffmannGastrock LLP | Brighton | A rating |
| Hogan Lovells International LLP | London | A rating |
| Hogg & Son (chemists) Ltd | London | A rating |
| Hohner Automation Limited | Wrexham | A rating |
| HOIL DENTAL MANUFACTURE SOLUTIONS LTD | Walton-on-Thames | A rating |
| Hoist Finance AB (Publ) UK Branch | Salford | A rating |
| Hoist Global Tech Solutions UK & Europe Ltd | Staines | A rating |
| Hoist Group Limited | London | A rating |
| Hoist Taverns Ltd | Leeds | A rating |
| HOK International Limited | London | A rating |
| HOKKAIDO SUSHI LTD | Southampton | A rating |
| Holapets Ltd | London | A rating |
| HOLBEACH AND EAST ELLOE HOSPITAL TRUST | Holbeach | A rating |
| Holbeach Medical Centre | Spalding | A rating |
| HOLBECK GHYLL Estate Ltd | Windermere | A rating |
| Holbeck Post Office | Leeds | A rating |
| Holborn | London | A rating |
| Holborn Accountancy Tuition Limited | London | A rating |
| Holborn Community Association | London | A rating |
| Holborn Shared Ventures Ltd | London | A rating |
| Holborn Studios, T/A Studio Kitchen | London | A rating |
| Holbrook Hall Care Home | Derby | A rating |
| Holbrooks Health Team | Coventry | A rating |
| HOLBUD LIMITED | London | A rating |
| HOLBURN DENTAL CARE | Aberdeen | A rating |
| Holburn Smile Centre Ltd | Aberdeen | A rating |
| Holchem Laboratories Limited | Bury | A rating |
| Holcim UK Limited | Markfield | A rating |
| Holcombe Hockey Club | Rochester | A rating |
| Holdcode Limited | Manchester | A rating |
| Holden Park Care Limited | Orpington | A rating |
| HOLDENBY LTD | Birkenhead | A rating |
| Holderness Health | Hull | A rating |
| HOLDING BAM UK LTD | London | A rating |
| Holding Creatives Ltd | London | A rating |
| Holding the Keppel's Head Limited | Portsmouth | A rating |
| Holeys Limited | Harrogate | A rating |
| Holibob | Edinburgh | A rating |
| HOLIBROOK HOUSE LIMITED | London | A rating |
| Holiday Best Limited | Brentwood | A rating |
| Holiday Extras Limited | Hythe | A rating |