| Hindu Cultural Society | Bradford | A rating |
| Hindu Cultural Society | MiddlesBrough | A rating |
| HINDU CULTURAL SOCIETY NORTH WEST KENT | GRAVESEND | A rating |
| Hindu Mandir (Glasgow) | Glasgow | A rating |
| Hindu Pragati Sangha | London | A rating |
| Hindu Religious and Cultural Society Leicester | Leicester | A rating |
| Hindu Religious Association | Leamington Spa | A rating |
| Hindu Samaj Sheffield | Sheffield | A rating |
| Hindu Society | London | A rating |
| Hindu Swayamsevak Sangh (UK) | Leicester | A rating |
| Hindu Tamil Cultural Association (Enfield) | London | A rating |
| Hindu Temple & Cultural Trust Centre | Hounslow | A rating |
| Hindu Temple Geeta Bhawan | Derby | A rating |
| HINDU TEMPLE TRUST | SOUTHALL | A rating |
| Hindu Welfare Association of Essex | ROMFORD | A rating |
| HINDUJA AUTOMOTIVE LIMITED | LONDON | A rating |
| Hinduja Global Solutions UK Limited (HGS UK Ltd) | Preston | A rating |
| HINDUJA TECH LIMITED (UK Branch) | London | A rating |
| Hindustan Aeronautics Limited, Liaison Office | London | A rating |
| Hindwoods Limited | London | A rating |
| Hinen UK Limited | Birmingham | A rating |
| Hines Associates Limited | London | A rating |
| Hines Europe Limited | London | A rating |
| Hines Europe Real Estate Investments Limited | London | A rating |
| Hingham Christian Fellowship | Norwich | A rating |
| Hinksey Sculling School Limited | Kidlington | A rating |
| HINSA UK LIMITED T/A SUBWAY | Maldon | A rating |
| Hinton Charterhouse Cricket Club | Bath | A rating |
| Hinton Skydiving Centre Limited | Brackley | A rating |
| HINTONS PHARMACY LIMITED T/A HINTONS PHARMACY | WATFORD | A rating |
| Hintsa Performance UK Ltd | West Wickham | A rating |
| Hintze UK Ltd | London | UK Expansion Worker: Provisional |
| Hipart Om Ltd. T/A Jotmans Store | Essex | A rating |
| Hiperdist Limited | Camberley | A rating |
| Hiperpool Ltd | London | A rating |
| HIPESHKUMAR PATEL T/A POWELLS STORE | WOLVERHAMPTON | A rating |
| Hipgnosis Song Management Ltd, | London | A rating |
| Hiphops.io Ltd | Bury | A rating |
| HIPICON UK Limited | London | A rating |
| HIPPO CARE LIMITED | Slough | A rating |
| Hippo Digital Limited | Leeds | A rating |
| HIPPO HEALTH CARE | CARDIFF | A rating |
| HIPPO LABS LTD | London | A rating |
| Hippocampus Media Ltd | London | A rating |
| Hippodrome Casino Limited | London | A rating |
| Hippos Studio Image LTD | Leeds | A rating |
| HIPSWELL LIMITED | Liverpool | A rating |
| Hir Foods LTD T/A Jashir | Oakham | A rating |
| Hira & Khalique Associates | London | A rating |
| Hira Dental Laboratory Ltd. | Coventry | A rating |
| Hira Textiles LTD | Birmingham | A rating |
| Hirah Enterprise LTD | Barking | A rating |
| Hiram Lodge Enterprises LTD | London | A rating |
| HIRANI CONSTRUCTION COMPANY LTD | LONDON | A rating |
| HIRANI RAX LTD | Sutton | A rating |
| HIRDS HALIFAX LTD | HALIFAX | A rating |
| Hire 2 Style Ltd | Hayes | A rating |
| Hire cars Ltd T/A Hertz Car Rental | Reading | A rating |
| Hire Genius Limited | London | A rating |
| Hire Lipus Ltd | Braunton | A rating |
| Hire Space Website Ltd | London | A rating |
| Hirehop Software Limited | London | A rating |
| HireRight Limited | London | A rating |
| HireVue UK Ltd | Oxford | A rating |
| Hirexa Solutions UK Ltd | London | A rating |
| HIREXTRA LIMITED | London | A rating |
| HIRING BUDDY LIMITED | Edgware, | A rating |
| HIRIX GROUP LTD | Leicester | A rating |
| HIRIX INTENATIONAL LTD | Leicester | A rating |
| Hiro Miyoshi | London | A rating |
| Hirose Financial UK Ltd. | London | A rating |
| HIRRA FORECOURTS LTD | Blackburn | A rating |
| Hirsch Secure UK Limited | Coventry | A rating |
| Hirsh Limited | London | A rating |
| Hirst Conservation Limited | Sleaford | A rating |
| Hirt and Carter London Limited | London | A rating |
| Hirtenberger Defence International Ltd | Hampshire | A rating |
| HIS - MIKI TRAVEL UK LIMITED | London | A rating |
| His Church Charity | York | A rating |
| His Church London | London | A rating |
| HIS CONSULTANTS LTD | Blackburn | A rating |
| HIS GRACE STORES LIMITED | Walsall | A rating |
| Hisamitsu UK Ltd. | London | A rating |
| HiSchool Ltd | London | A rating |
| HisColumn Limited | Barking | A rating |
| HISCOX UNDERWRITING GROUP SERVICES LIMITED | London | A rating |
| Hiseas International (British) Limited | London | A rating |
| Hisense UK Limited | Leeds | A rating |
| HiSkySat Ltd | Harwell | A rating |
| Hispania Global UW Ltd | London | A rating |
| HISPANIA RESTAURANTS LTD | LONDON | A rating |
| Hispanic Welfare Association | Southend on Sea | A rating |
| HiSpeed Ltd | Bicester | A rating |
| HistoCyte Laboratories Ltd | Newcastle | A rating |
| Histogrange Limited | Seaford | A rating |
| HistologiX Ltd | Nottingham | A rating |
| Historic Buildings and Monuments Commission for England (Historic England) | Swindon | A rating |
| Historic Environment Scotland | Edinburgh | A rating |
| Historic Hotels & Properties Limted | SCARBOROUGH | A rating |
| Historic House Hotels Ltd | Aylesbury | A rating |
| Historic Royal Palaces | East Molesey | A rating |
| HISTORICAL SOUVENIRS LIMITED | CARDIFF | A rating |
| Hit The Road Ltd | Gosport | A rating |
| Hitachi Capital (UK) PLC | Staines-upon-Thames | A rating |
| Hitachi Construction Machinery (UK) Limited | Hebburn | A rating |
| Hitachi Digital Services UK Limited | London | A rating |
| HITACHI ENERGY UK LIMITED | Birmingham | A rating |
| Hitachi Europe Ltd | Slough | A rating |
| Hitachi High-Tech Analytical Science Ltd | Abingdon | A rating |
| Hitachi High-Tech Europe GmbH | Warrington | A rating |
| Hitachi Information Control Systems Europe Ltd. | Bradford on Avon | A rating |
| Hitachi Rail Limited | Ashford | A rating |
| Hitachi Solutions Europe Ltd | London | A rating |
| Hitachi Vantara Limited | London | A rating |
| Hitched Limited | London | A rating |
| HITCHIN COFFEE COMPANY LTD | Hertford | A rating |
| Hitec Exports Ltd | Liverpool | A rating |
| Hitec Instruments Ltd | Liverpool | A rating |
| HITEC SECURITY SOLUTIONS LTD | Leicester | A rating |
| Hitech Construction Africa Limited | London | A rating |
| Hitech EMS Ltd | Newark | A rating |
| HiTech Grand Prix Limited | Silverstone | A rating |
| HitecVision Advisory UK Limited | London | A rating |
| HiTek Power Limited | Littlehampton | A rating |
| HITESH THE UNISEX SALON LTD | London | A rating |
| Hitex (UK) Ltd. | Coventry | A rating |
| HITEX TRAFFIC SAFETY LIMITED | Cheshire | A rating |
| Hither Green Supermarket | London | A rating |
| HITLINEUK LIMITED | Salford | A rating |
| Hiut Ltd | Cardigan | A rating |
| Hive Autonomy UK Limited | London | A rating |
| Hive Composites Limited | Loughborough | A rating |
| HIVE CONTRACTING AND TRADING LTD | London | A rating |
| Hive IT Ltd | Sheffield | A rating |
| Hive Learning Limited | London | A rating |
| Hive Structure Limited | Theale | A rating |
| HIVE4WORK LTD | London | A rating |
| Hivebrite UK Ltd | London | A rating |
| Hivebyte Technology Ltd | Manchester | A rating |
| HIVED Ltd | London | A rating |
| Hiverge Ltd | Cambridge | A rating |
| Hivestack EMEA Ltd | London | A rating |
| Hiview Constructions Ltd | Chadwell Heath | A rating |
| HIVIK Retail Ltd | Epsom | A rating |
| Hivolt Capacitors Limited | Derry | A rating |
| HIYA ADVISORY LIMITED | Luton | A rating |
| Hiya Communications UK Limited | London | A rating |
| HIYACAR LIMITED | London | A rating |
| Hiyacar Newco Ltd | London | A rating |
| HIZL Ltd | Manchester | A rating |
| HJ CONSTRUCTION (LONDON) LTD | Ilford | A rating |
| HJ MOTORS LIMITED | Accrington | A rating |
| HJB United Ltd trading as GUYSHI BBQ & BAR | Sheffield | A rating |
| HJK General Trading UK Limited | London | A rating |
| HJKB Limited T/A Conway House Dental Practice | High Wycombe | A rating |
| HJS Accountants Ltd | SOUTHAMPTON | A rating |
| HJS Emission Technology Limited | Swindon | A rating |
| HJSH LTD | Oxford | A rating |
| HK & SON CONSTRUCTION LTD | Coatbridge | A rating |
| HK ACCOUNTAX LTD | High Wycombe | A rating |
| HK Design and Construction Ltd | Harrow | A rating |
| HK DINNING LTD T/A RIVERSIDE SPICE | Colchester | A rating |
| HK ECONOMIC & TRADE LIMITED | Port Glasgow | A rating |
| HK EMPIRE LTD | London | A rating |
| HK HAIR LIMITED | Brentford | A rating |
| HK Horses Limited | Wetherby | A rating |
| HK Insperon Solutions Limited | Leighton Buzzard | A rating |
| HK IT Consulting LTD | Milton Keynes | A rating |
| HK Kitchen and Bar Solutions Ltd | Sheffield | A rating |
| HK MAINTENANCE LIMITED | Greenford | A rating |
| HK Management Partners Limited | London | A rating |
| HK Products LTD | Uxbridge | A rating |
| HK Spot Online Ltd | Coventry | A rating |
| HK Subway Ltd T/A Subway | PORTSMOUTH | A rating |
| HK SUPERMARKET LTD | Watford | A rating |
| HK TRADERS LIMITED T/A MIRZA AND SONS | BIRMINGHAM | A rating |
| HK TRADING SOLUTIONS LTD | Loughborough | A rating |
| HK Transport Derby LTD | Derby | A rating |
| HK VICENZA LTD | London | A rating |
| HK-CARE CONSULTING LTD | Leicester | A rating |
| HK9 SECURITY SERVICES LTD | Barking | A rating |
| HKA Global Ltd. | Warrington | A rating |
| HKA TRADING AND MARKETING LTD | Ilford | A rating |
| HKBSB Limited | Gloucester | A rating |
| HKD Food Services Limited | Cardiff | A rating |
| HKD Stores Ltd | Cardiff | A rating |
| HKES RED Limited T/A Subway | Redditch | A rating |
| HKES Subs Limited T/A Subway | Birmingham | A rating |
| HKFOODHOUSE LTD | PINNER | A rating |
| HKHR CONSULTING LIMITED | Langley | A rating |
| HKK Consultancy Services Ltd | Keighley | A rating |
| HKL ACCOUNTANTS LIMITED | Ilford | A rating |
| HKM Foods LTD | Cardiff | A rating |
| HKM MOTORS LIMITED | HUDDERSFIELD | A rating |
| HKM PROPERTY GROUP LTD | Wolverhampton | A rating |
| HKO Vehicles Ltd. | Congleton | A rating |
| HKR ARCHITECTURAL SERVICES LIMITED | London | A rating |
| HKR Limited | Hornchurch | A rating |
| HKS ARCHITECTS LIMITED | London | A rating |
| hks consutlancy group ltd | Nelson | A rating |