| Holistic Central Ltd | Wholesale & retail | 2025 |
| Hollaender Rainer Limited | Extraterritorial | 1980 |
| Hollender Woodfield Ltd | Construction | 2026 |
| Hollis HAY Properties Ltd | Real estate | 2023 |
| Hollison Holdings Ltd | Real estate | 2023 |
| Hollow Mountain Rope Access Ltd | Construction | 2014 |
| Holloway White Allom Limited | Construction | 2020 |
| Hollybush@Salt Ltd | Hospitality | 2025 |
| Holy Trinity Community Centre Limited | Real estate | 1997 |
| Home & Motorsave (Perton) Limited | Wholesale & retail | 1994 |
| Home Care Needs Ltd | Wholesale & retail | 2025 |
| Home Delivery Services (UK) Limited | Transport & logistics | 2024 |
| Home Glaze (Midlands) Limited | Manufacturing | 2012 |
| Home Improvements by Signature Ltd | Construction | 2023 |
| Home Leisure Stores Ltd | Wholesale & retail | 2008 |
| Home Proud Careservices Limited | Health & social care | 2016 |
| Home Proud Cleaning Services Ltd | Administrative & support | 2025 |
| Home Relax Spa 2025 Ltd | Other services | 2025 |
| Home TEX Ltd | Wholesale & retail | 2026 |
| Home&Living Limited | Wholesale & retail | 2020 |
| Homeaze Ltd | Administrative & support | 2025 |
| Homecaring Angels Ltd | Health & social care | 2021 |
| Homecraft Developments Limited | Construction | 2002 |
| Homecraft Homes Limited | Construction | 2003 |
| HOMEKARE4U Ltd | Wholesale & retail | 2025 |
| Homes and Office Cleaners Limited | Administrative & support | 2024 |
| Homeserve Finance Limited | Financial services | 2022 |
| Homeserve France Limited | Financial services | 2015 |
| Homeserve Home Experts UK Limited | Financial services | 2022 |
| Homeserve North America UK Limited | Financial services | 2022 |
| Homeserve USA Limited | Financial services | 2015 |
| Homestead Developments Limited | Real estate | 2003 |
| Homestead Holdings Limited | Financial services | 2016 |
| Homestead Services Limited | Health & social care | 2016 |
| Hometech Direct Ltd | Wholesale & retail | 2025 |
| Hone HQ Limited | Administrative & support | 2026 |
| Honey POT West Midlands Ltd | Education | 2021 |
| Hong Kong Delight Walsall Ltd | Hospitality | 2026 |
| Hong Kong Technology Limited | Wholesale & retail | 2025 |
| Honiley Homes Limited | Real estate | 2019 |
| HOP Mobility Limited | Information & communication | 2016 |
| Hopcraft Stonemasons Ltd | Manufacturing | 2022 |
| Hope & Barons Limited | Real estate | 2016 |
| Hopespringshealthcare Limited | Public administration | 2023 |
| Hopkins and Holloway U K Limited | Administrative & support | 2007 |
| Hoque Locum Services Ltd | Health & social care | 2022 |
| Horbury & Goffe Ltd. | Information & communication | 2011 |
| Horizon Crown Clubs Ltd | Hospitality | 2013 |
| Horizon Estates (2020) Ltd | Hospitality | 2020 |
| Horizon Worldwide Ltd | Wholesale & retail | 2022 |
| Horizonheights Ltd | Real estate | 2026 |
| Horizons Solutions Ltd | Wholesale & retail | 2025 |
| Hortons Assembly Service Ltd | Other services | 2019 |
| Hosanna Limited | Wholesale & retail | 2021 |
| Hospitality and Leisure Solutions Limited | Professional & scientific | 2017 |
| Hospitally KIN Limited | Transport & logistics | 2022 |
| Hoss Medical Limited | Health & social care | 2023 |
| Hoss Properties Limited | Real estate | 2022 |
| Hostbax International Ltd | Information & communication | 2023 |
| Hot Bodz Limited | Extraterritorial | 2014 |
| Hotaki Locum Limited | Health & social care | 2011 |
| Hote Web Ltd | Information & communication | 2022 |
| Houdini Removals Ltd | Transport & logistics | 2025 |
| Houghton Care Limited | Health & social care | 2021 |
| Hourglass Project Management Limited | Construction | 2015 |
| House of Alifer Limited | Manufacturing | 2013 |
| House of Decko Limited | Real estate | 2024 |
| House of Embroidery Ltd | Wholesale & retail | 2022 |
| House of Gant Turkish Barber Ltd | Other services | 2024 |
| House of Nails TN Ltd | Other services | 2025 |
| House of Noor Cleaners Limited | Administrative & support | 2025 |
| House of Prayer Limited | Hospitality | 2025 |
| House of Relocations Ltd | Hospitality | 2024 |
| House of Riri Ltd | Other services | 2023 |
| House on the Moon Ltd | Wholesale & retail | 2024 |
| House Release Ltd | Real estate | 2022 |
| Householdheroes Housekeeping Limited | Administrative & support | 2019 |
| Householdheroes Limited | Administrative & support | 2018 |
| Houselo Limited | Wholesale & retail | 2025 |
| Houseofariya Ltd | Wholesale & retail | 2025 |
| Houseshare AI Limited | Information & communication | 2025 |
| Howard Butler Limited | Manufacturing | 1931 |
| Howard Evans Roofing & Cladding Limited | Construction | 2011 |
| Howcurious? Limited | Wholesale & retail | 2017 |
| Howle Hill Nursery Limited | Construction | 2010 |
| Howson Print Ltd | Arts & recreation | 2019 |
| Hoxton Consulting Limited | Financial services | 2011 |
| HR Welding UK Limited | Manufacturing | 2026 |
| HR03 Builds Limited | Construction | 2024 |
| HR4 Limited | Professional & scientific | 1998 |
| Hrcreative Ltd | Wholesale & retail | 2025 |
| HRI Confectionary Limited | Manufacturing | 2024 |
| HRN Superstore Limited | Wholesale & retail | 2026 |
| HRP Haulage Ltd | Administrative & support | 2017 |
| HRS Enterprises Ltd | Wholesale & retail | 2017 |
| HS Accounting Solutions Ltd | Professional & scientific | 2018 |
| HS Kalirai Limited | Health & social care | 2008 |
| HS Learn & Earn Limited | Education | 2025 |
| HS Pharm Ltd | Health & social care | 2024 |
| HS Property Midlands Ltd | Real estate | 2020 |