| HUG Leggings Ltd | Wholesale & retail | 2026 |
| Hughes Enterprises Ltd | Arts & recreation | 2025 |
| Hughson Financial Planning Ltd | Financial services | 2019 |
| Hugo James Properties Limited | Real estate | 2025 |
| Hugo's (Ice Cream) Limited | Hospitality | 2017 |
| Hujar Logistics Limited | Transport & logistics | 2024 |
| Hull Farm SPV Ltd | Real estate | 2017 |
| Hull SC Ltd | Real estate | 2022 |
| Hulme Property Management Limited | Real estate | 2016 |
| Hulme Redwood Ltd | Professional & scientific | 2020 |
| HUM Developments Ltd | Real estate | 2026 |
| Humaiyra Jewellery Ltd | Wholesale & retail | 2020 |
| Human Nature Media Ltd | Professional & scientific | 2021 |
| Human Performance Collective Ltd | Arts & recreation | 2026 |
| Human Race Global Ltd | Wholesale & retail | 2020 |
| Human System Interactions Ltd | Professional & scientific | 2021 |
| Humble Trade Ltd | Wholesale & retail | 2021 |
| Humly North West Limited | Administrative & support | 2009 |
| Hummingbird Holistics CIC | Health & social care | 2023 |
| Hums Property Ltd | Real estate | 2025 |
| Huna Collections Ltd | Wholesale & retail | 2023 |
| Hunkydory Crafts Limited | Wholesale & retail | 2008 |
| Hunkydory Group Limited | Wholesale & retail | 2003 |
| Hunparcel Ltd | Wholesale & retail | 2013 |
| Huntapac Produce Limited | Agriculture & fishing | 1979 |
| Hunter Liquid Coatings and Roofing Ltd | Construction | 2019 |
| Hunter Roofing Services Ltd | Construction | 2025 |
| Hunters Fold Limited | Real estate | 2001 |
| Hunters Lodge (NW) Ltd | Other services | 2012 |
| Hunters Pet Foods Limited | Manufacturing | 2019 |
| Huntington Property & Development Ltd | Real estate | 2021 |
| Huntsman Construction Ltd | Construction | 2018 |
| Huntsmans Chase (Treales) Management Co. Limited | Real estate | 1992 |
| Hurlco UK Limited | Real estate | 2021 |
| Hurst Estates Ltd | Construction | 2022 |
| Huseyin Fashion Ltd | Wholesale & retail | 2017 |
| Hussain Awaisia Properties Ltd | Real estate | 2024 |
| Hussel Marketing Ltd | Professional & scientific | 2020 |
| HVM Commerce Ltd | Wholesale & retail | 2025 |
| HVM Global Brands Ltd | Financial services | 2022 |
| HVM Heritage Limited | Other services | 2017 |
| HVM Homes (Land & Property) Limited | Construction | 2016 |
| HVM Investments Ltd | Professional & scientific | 2025 |
| HWR Accountants Ltd | Professional & scientific | 2012 |
| HX Car Park Management Ltd | Other services | 2014 |
| HX Chem Ltd | Professional & scientific | 2026 |
| HXP Ltd | Real estate | 2022 |
| HY Hub Ltd | Extraterritorial | 2021 |
| HYBR1D Limited | Other services | 2022 |
| Hybrid Heating & Cooling Ltd | Construction | 2019 |
| Hybrid Horizon Ltd | Financial services | 2025 |
| Hyddo Ltd | Wholesale & retail | 2026 |
| Hyderabad Biryani House Ltd | Hospitality | 2025 |
| Hydistros Limited | Wholesale & retail | 2025 |
| Hydraulic Pipework Services Group Limited | Wholesale & retail | 2006 |
| Hydro Parts Ltd | Wholesale & retail | 2023 |
| Hydro Style UK Limited | Manufacturing | 2023 |
| Hydro Style UK Supplies Limited | Wholesale & retail | 2020 |
| Hydroheat Underfloor Heating Ltd | Manufacturing | 2017 |
| Hygge (Ansdell) Ltd | Hospitality | 2024 |
| Hygge Home ED C.I.C. | Education | 2024 |
| Hygipro UK Limited | Wholesale & retail | 2026 |
| HYL Group Ltd | Health & social care | 2026 |
| Hype Hive Ltd | Wholesale & retail | 2025 |
| Hypemenswear Ltd | Wholesale & retail | 2025 |
| Hyperium Consulting Ltd | Financial services | 2025 |
| HYS Estates Limited | Real estate | 2023 |
| Hywd Ltd | Transport & logistics | 2018 |
| Hyzz Limited | Health & social care | 2024 |
| I & B Holdings Limited | Administrative & support | 2019 |
| I & D Distribution Ltd | Transport & logistics | 2012 |
| I & F Limited | Administrative & support | 2004 |
| I & H Harrison Holdings Limited | Financial services | 2025 |
| I a Preston Ltd | Hospitality | 2020 |
| I and Sons Services Limited | Construction | 2021 |
| I C E Distribution Ltd | Transport & logistics | 2002 |
| I Catchers Limited | Manufacturing | 1985 |
| I Combat (Leeds) Ltd | Arts & recreation | 2017 |
| I E Wali Limited | Health & social care | 2024 |
| I F S (SP) Limited | Professional & scientific | 2001 |
| I G Energy Northwest Ltd | Construction | 2012 |
| I H (NW) Trading Limited | Real estate | 2021 |
| I H Medics Limited | Health & social care | 2013 |
| I Hussein Ltd | Health & social care | 2022 |
| I J Steele Building Contractors Ltd | Construction | 2014 |
| I Jones Medical Services Limited | Real estate | 2014 |
| I K MAC Limited | Professional & scientific | 2025 |
| I M Bookkeeping Ltd | Transport & logistics | 2013 |
| I M Electrical Preston Ltd | Construction | 2022 |
| I P & M Barnes Limited | Professional & scientific | 2018 |
| I P Painting and Decorating Ltd | Wholesale & retail | 2025 |
| I Patel Transport Limited | Transport & logistics | 2016 |
| I R Kinetics Limited | Professional & scientific | 2020 |
| I Repair Guys HD Limited | Wholesale & retail | 2026 |
| I Shopper (GB) Limited | Administrative & support | 2009 |
| I W & R Ford (Building Contractors) Limited | Construction | 2002 |
| I W Beregha Limited | Health & social care | 2022 |
| I&A Anderson Limited | Real estate | 2025 |
| I&K Foods Ltd | Hospitality | 2026 |
| I&S Estate Agents Ltd | Real estate | 2018 |