| Hallbridge Commercial Services Limited | Professional & scientific | 2022 |
| Hallgate Beds Ltd | Wholesale & retail | 2017 |
| Halliwell Haulage Limited | Professional & scientific | 1948 |
| Halliwell Mortgages Ltd | Financial services | 2026 |
| Halls Removals Ltd | Extraterritorial | 2020 |
| Hallwood Investments Ltd | Real estate | 2021 |
| Hallwood Properties (NW) Ltd | Real estate | 2024 |
| Halo Dynamics Ltd | Information & communication | 2026 |
| Halo Giving Ltd | Professional & scientific | 2023 |
| Halo Telematics Limited | Wholesale & retail | 2019 |
| Halosafe Ltd | Wholesale & retail | 2025 |
| Halsall Farm Grove Management Company Ltd | Households | 2020 |
| Hambees Consulting Limited | Information & communication | 2025 |
| Hamer Compliance Ltd | Professional & scientific | 2023 |
| Hamer Property Ltd | Real estate | 2025 |
| Hamilton Hair Studios (Wigan) Limited | Other services | 2017 |
| Hamilton Recovery Services Ltd | Transport & logistics | 2023 |
| Hamilton Wood & Company (Manchester) Limited | Professional & scientific | 2017 |
| Hamlow Joinery Ltd | Construction | 2011 |
| Hammer Price Homes Limited | Real estate | 2013 |
| Hammond Motors Limited | Wholesale & retail | 2019 |
| Hampson & Sons Limited | Real estate | 2025 |
| Hampson Electrical Services (NW) Limited | Construction | 2018 |
| Hampson Harvey Holdings Limited | Real estate | 2026 |
| Hampstead Global Limited | Wholesale & retail | 2011 |
| Hampton Motors 2026 Ltd | Wholesale & retail | 2026 |
| Hancock Tower Crane Services Ltd | Professional & scientific | 2019 |
| Hancocks Accountants Limited | Professional & scientific | 1995 |
| Handy Hire Ltd | Administrative & support | 2024 |
| Handymans Stores Limited | Wholesale & retail | 2024 |
| Hanid Professional Consultants Ltd | Professional & scientific | 2023 |
| Hankmoleeb | Professional & scientific | 2025 |
| Hanley of Jaybank Limited | Real estate | 2003 |
| Hannah Devine Ltd | Health & social care | 2025 |
| Hannah Mitchell Consultancy Limited | Administrative & support | 2019 |
| Hanselifter (UK) Limited | Wholesale & retail | 2008 |
| Hanton Joinery Limited | Construction | 2011 |
| Hanz & Hass Living Limited | Hospitality | 2025 |
| Happy Cash Property Saviour Ltd | Real estate | 2026 |
| Happy Hours Private Day Nursery Ltd | Education | 2009 |
| Happy Octopus Limited | Other services | 2017 |
| Happy Smiles Training CIC | Education | 2019 |
| Happy Working Limited | Administrative & support | 2019 |
| Hardhatway Ltd | Information & communication | 2026 |
| Hardrush Property Ltd | Real estate | 2023 |
| Hardshaw Joinery Limited | Construction | 2019 |
| Hare and Hounds Public House Ltd | Hospitality | 2025 |
| Harehill Carpets Ltd | Wholesale & retail | 2019 |
| Harfam Properties Limited | Real estate | 2020 |
| Hargreaves Masser Holdings Limited | Real estate | 2021 |
| Harlor Developments Limited | Wholesale & retail | 2003 |
| Harmoka Ltd | Professional & scientific | 2025 |
| Harmony Flow for Your Life Ltd | Professional & scientific | 2024 |
| Harrich Project and Management Services Ltd. | Professional & scientific | 2015 |
| Harris & Elliot Developments Ltd | Real estate | 2019 |
| Harris & Ward Groundwork Limited | Construction | 2020 |
| Harris Propco Limited | Real estate | 2020 |
| Harrison & Miller Consultants Limited | Information & communication | 1996 |
| Harrison Civil Engineering Limited | Construction | 2006 |
| Harrison Electrical Services Northwest Ltd | Construction | 2026 |
| Harrison Supply Co. Ltd | Wholesale & retail | 2025 |
| Harrison’S Skip Hire Ltd | Water & waste | 2022 |
| Harrock Sporting Club Ltd | Arts & recreation | 2024 |
| Harrowby Close Pemberton Limited | Extraterritorial | 2008 |
| Harry & COE Ltd | Professional & scientific | 2022 |
| Harry Key Limited | Real estate | 2024 |
| Harry's Fishing Tackle Ltd | Wholesale & retail | 2021 |
| Harrys Tackle and Bait Ltd | Wholesale & retail | 2025 |
| Hart & Sons Drilling Ltd | Construction | 2016 |
| Hart & Sons Heating Engineers Ltd | Construction | 2020 |
| Hart Commercial Consulting Limited | Professional & scientific | 2026 |
| Hartington Motors Limited | Wholesale & retail | 2019 |
| Harts Developments (NW) Ltd | Hospitality | 2013 |
| Harvelon Ltd | Professional & scientific | 2026 |
| Harwoods Patisserie Ltd | Wholesale & retail | 2020 |
| Hashtag Burgerz Ltd | Hospitality | 2024 |
| Hashtag Health Remote Limited | Health & social care | 2025 |
| Haslam Driver Hire Ltd | Transport & logistics | 2025 |
| Hass Convenience Ltd | Wholesale & retail | 2025 |
| Hatornec | Professional & scientific | 2025 |
| Hatton Building Contractors Ltd | Extraterritorial | 2020 |
| Haus of Wildes Ltd | Other services | 2020 |
| Havard Property Limited | Real estate | 2024 |
| Havard Stanton Financial Services Limited | Financial services | 2025 |
| Haven LEA Farms Limited | Agriculture & fishing | 2015 |
| Havenmore People Solution Limited | Administrative & support | 2026 |
| Havenpropertylet Ltd | Real estate | 2026 |
| Havor Groundworks Ltd | Construction | 2022 |
| Haweswood Developments Ltd | Construction | 2023 |
| Hawkley Windows & Doors Ltd | Construction | 2026 |
| HAY Tech Solutions Ltd | Information & communication | 2023 |
| Haydari Taxis Ltd | Transport & logistics | 2024 |
| Hayden Construction and Property Services Limited | Construction | 2023 |
| Hayman Mechanical Services Limited | Construction | 1989 |
| Haynes & Haynes Commercial Finance Limited | Financial services | 2019 |
| Hayward Broadcast Services Ltd | Information & communication | 2024 |
| Hayward Cooper & Co Ltd | Professional & scientific | 2003 |
| Haywards Accountancy Ltd | Professional & scientific | 2022 |
| Haywards Accountants Ltd | Professional & scientific | 2013 |
| Haywood Investments Limited | Real estate | 2020 |