| Hilton.K Limited | Extraterritorial | 2025 |
| Hinchliffe Engineering Ltd | Administrative & support | 2025 |
| Hindley Education Limited | Wholesale & retail | 2021 |
| Hinds Specialist Transport Limited | Extraterritorial | 2008 |
| Hiqma Consultancy Ltd | Professional & scientific | 2025 |
| Hire My Hubby Limited | Construction | 2026 |
| Hire Requirements Limited | Extraterritorial | 2023 |
| Hired Consulting Limited | Administrative & support | 2023 |
| Hirefield Limited | Administrative & support | 2025 |
| Hirequirements Limited | Administrative & support | 1972 |
| Hirewise Consultants Ltd | Professional & scientific | 2025 |
| Hirini Graham Consulting Ltd | Administrative & support | 2024 |
| Historical Holiday Homes Limited | Construction | 2024 |
| HIT Liquid Limited | Wholesale & retail | 2017 |
| Hive Globe Solutions Ltd | Construction | 2020 |
| Hiveasy Ltd | Construction | 2025 |
| Hiveasy Property Ltd | Construction | 2025 |
| Hivetrend Limited | Professional & scientific | 1990 |
| HJ Project Services Ltd | Administrative & support | 2025 |
| HJB Outlet Ltd | Wholesale & retail | 2025 |
| HJJ Properties Limited | Real estate | 2017 |
| HJK Autos Limited | Wholesale & retail | 2019 |
| HJK Design Limited | Manufacturing | 2017 |
| HK Hardman Ltd | Hospitality | 2025 |
| HK Property and Estate Ltd | Real estate | 2026 |
| HKA Global Ltd. | Administrative & support | 2016 |
| HKA Group Holdings Limited | Financial services | 2022 |
| Hkcomputer.Net Ltd | Information & communication | 2021 |
| HKG Art Cafe Limited | Hospitality | 2025 |
| HKNG1 Ltd | Hospitality | 2024 |
| Hknw Properties Limited | Real estate | 2024 |
| HKY Franchising Ltd | Education | 2024 |
| HL Automotive UK Ltd | Wholesale & retail | 2011 |
| HL Dennison Limited | Other services | 2018 |
| HLG Protein Supplies Limited | Wholesale & retail | 2020 |
| Hlgb Limited | Real estate | 2008 |
| HM Advisory Services Limited | Professional & scientific | 2025 |
| HM Experts Ltd | Health & social care | 2015 |
| HM Property Group (NW) Limited | Real estate | 2021 |
| HM Realty Limited | Real estate | 2022 |
| HM Software Engineering Limited | Professional & scientific | 2018 |
| HM49 Engineering Services Limited | Professional & scientific | 2019 |
| HM49 Property Services Ltd | Real estate | 2026 |
| HMA Services (UK) Limited | Health & social care | 2013 |
| HMB Property Ltd | Real estate | 2024 |
| HMB Property Management Services Ltd | Real estate | 2023 |
| HMD Planning Ltd | Professional & scientific | 2025 |
| Hmms Medicare Limited | Health & social care | 2024 |
| HMO Properties Limited | Real estate | 2015 |
| HMS Electrical Services Limited | Construction | 2024 |
| HNN Construction Ltd | Construction | 2015 |
| Hobart Frederick Limited | Financial services | 2024 |
| Hodge Contractors Limited | Construction | 1989 |
| Hoffman Consultants LLP | | 2012 |
| Hoffman Consulting Limited | Professional & scientific | 2012 |
| Hohm Services Ltd | Construction | 2026 |
| Holbrook & Company Property Law Limited | Professional & scientific | 2019 |
| Holden Communications T/A Express Mobile Tyres Limited | Wholesale & retail | 1997 |
| Holden Medical Limited | Health & social care | 2014 |
| Holdkarn Limited | Professional & scientific | 2025 |
| Holes Lane Property Ltd | Real estate | 2025 |
| Holistic Properties 4 Life Limited | Financial services | 2025 |
| Holland Decorating Contractors Ltd | Construction | 2024 |
| Holland House Farm Residents Management Company Limited | Households | 2022 |
| Hollands Sport and Leisure Ltd | Education | 2023 |
| Hollingreave Barns Management Company Limited | Households | 2020 |
| Hollways Doors & Frames Limited | Wholesale & retail | 2004 |
| Holly Bank (Leigh) Management Company Limited | Households | 2003 |
| Holly House Estate Limited | Financial services | 2020 |
| Hollybush Engineering Ltd | Administrative & support | 2022 |
| Holmes Inns 2025 Limited | Hospitality | 2025 |
| Holt Health Consultancy Ltd | Professional & scientific | 2024 |
| Holt Lane Estates Limited | Real estate | 1964 |
| Holtan Holdings (UK) Limited | Professional & scientific | 2015 |
| Home Active Limited | Information & communication | 2019 |
| Home by Post Ltd | Wholesale & retail | 2014 |
| Home Dialysis Services Limited | Health & social care | 2024 |
| Home Farm Management (Henbury) Limited | Households | 2016 |
| Home Farm Solar Limited | Energy | 2018 |
| Home Mate Ltd | Wholesale & retail | 2021 |
| Home Property NW Limited | Real estate | 2020 |
| Homebridge Two Limited | Construction | 1992 |
| Homeconsult Limited | Real estate | 2011 |
| Homelands Property Services Limited | Construction | 2012 |
| Homely WOK Limited | Hospitality | 2026 |
| Homes 2 Homes Ltd | Households | 2026 |
| Homes by Hugo Ltd | Real estate | 2024 |
| Homes for ALL Northwest Limited | Hospitality | 2021 |
| Homestart Warrington & Cheshire Ltd. | Professional & scientific | 2005 |
| Homestep Studio Ltd | Arts & recreation | 2026 |
| Hometight Limited | Extraterritorial | 2009 |
| Homewise Appliances Ltd | Construction | 2017 |
| Homexus Properties Limited | Real estate | 2022 |
| Homige Limited | Real estate | 2018 |
| Hondas on Track Limited | Other services | 2006 |
| Honest Supplements Limited | Wholesale & retail | 2014 |
| Honey and Tilly Ltd Ltd | Real estate | 2024 |
| Honeybee Cottage Ltd | Hospitality | 2024 |
| Honeybyes Properties Limited | Real estate | 2025 |
| Hong Kong Corner Cafe Ltd | Hospitality | 2025 |