| Haytech Engineering Ltd | Professional & scientific | 2025 |
| Hazelside Ltd | Health & social care | 2021 |
| HB Search Ltd | Administrative & support | 2021 |
| HD Bookkeeping Ltd | Professional & scientific | 2022 |
| Hdba CIC | Other services | 2026 |
| HDJ Property Investing Ltd | Real estate | 2023 |
| HDN Ventures Ltd | Administrative & support | 2017 |
| HDV Associates Ltd | Professional & scientific | 2025 |
| Headalert Limited | Manufacturing | 2025 |
| Headcase Alton Ltd | Other services | 2023 |
| Headcase Petersfield Ltd | Other services | 2023 |
| Heads UP Hospitality Ltd | Hospitality | 2026 |
| Headway Music Audio Ltd | Manufacturing | 2006 |
| Health Care MCR Limited | Health & social care | 2025 |
| Health on the Agenda (H.O.T.A) Ltd | Arts & recreation | 2006 |
| Healthcare Assist Limited | Health & social care | 2009 |
| Healthmed Supplies (HMS) Limited | Wholesale & retail | 2004 |
| Healthworks Ventures Limited | Health & social care | 2016 |
| Hearing Expert Ltd | Health & social care | 2015 |
| Heart Leadership Ltd | Professional & scientific | 2022 |
| Heart of Connection Ltd | Professional & scientific | 2025 |
| Heart Property Ltd | Hospitality | 2025 |
| Heathdale Consulting Ltd | Information & communication | 2024 |
| Heathdown Limited | Professional & scientific | 2005 |
| Heather Feather Ltd | Wholesale & retail | 2024 |
| Heather Horsewood Legal Ltd | Professional & scientific | 2025 |
| Heatherland Garage Services Limited | Wholesale & retail | 2023 |
| Heatons Group Limited | Administrative & support | 1986 |
| Heavenly Bakery Limited | Manufacturing | 2024 |
| Heba UK Limited | Wholesale & retail | 2009 |
| HED Property Holdings Ltd | Real estate | 2020 |
| Hedley Spencer Acquisitions Ltd | Real estate | 2024 |
| Hedley Spencer Trading Co. Ltd | Construction | 2024 |
| Heggle Ltd | Information & communication | 2020 |
| Heima Coffee Ltd | Hospitality | 2023 |
| Heimdall Intelligent Services Ltd | Administrative & support | 2018 |
| Helco Ltd | Wholesale & retail | 2022 |
| Helen Anderson Consulting Services Limited | Professional & scientific | 2024 |
| Helen Elizabeth Ltd | Other services | 2023 |
| Helix Dynamic Limited | Information & communication | 2024 |
| Hello Campers Limited | Real estate | 2023 |
| Hello Imagine Limited | Professional & scientific | 2019 |
| Helmar Properties Limited | Real estate | 2023 |
| Helping YOU Care Ltd | Other services | 2025 |
| Hema Ward Educational Psychology Ltd | Education | 2021 |
| Hemma Homes Ltd | Real estate | 2021 |
| HEN Felin Property Management Limited | Hospitality | 2017 |
| Hendon Property Limited | Real estate | 2020 |
| Hennessey Property Services (NW) Limited | Construction | 2013 |
| Hensley Co Ltd | Construction | 2023 |
| Hepworth Digital Ltd | Wholesale & retail | 2025 |
| Hepworth Property Group Limited | Real estate | 2025 |
| Hepworth Property Holdings Limited | Real estate | 2025 |
| HER Salon Ltd | Other services | 2025 |
| Herbal Compliance Ltd | Professional & scientific | 2025 |
| Hercules Real Estate & Construction Limited | Construction | 2025 |
| Heritage Building & Landscaping Ltd | Construction | 2020 |
| Heritage Engineering & Fabrications Ltd | Manufacturing | 2024 |
| Heritage Hygienic Environments Ltd | Professional & scientific | 2004 |
| Heritage Painting & Decorating Limited | Construction | 2002 |
| Heritage Smart Ltd | Other services | 2023 |
| Hertfordshire Trading Limited | Other services | 2017 |
| Hesami Homes Limited | Financial services | 2021 |
| Hesami Properties Ltd | Real estate | 2022 |
| Hesketh Studios Ltd | Information & communication | 2014 |
| Hess and Jones Ltd | Hospitality | 2025 |
| Hestia Properties Liverpool Ltd | Real estate | 2026 |
| Heswall Autos Limited | Wholesale & retail | 2020 |
| Heswall Bakery Limited | Wholesale & retail | 2025 |
| Heswall Car Body Repair Centre Limited | Wholesale & retail | 2022 |
| Heswall Cards and Gifts Ltd | Wholesale & retail | 2024 |
| Heswall Cleaning Services Limited | Administrative & support | 2002 |
| Heswall Computers Limited | Other services | 2002 |
| Heswall Hair and Beauty Limited | Other services | 2021 |
| Heswall Hall Trading Limited | Hospitality | 2021 |
| Heswall Household Maintenance Ltd | Households | 2025 |
| Heswall Kebab and Pizza House Ltd | Hospitality | 2017 |
| Heswall Laser Clinic Limited | Other services | 2017 |
| Heswall Lawn Tennis Club Limited(The) | Arts & recreation | 1953 |
| Heswall Leisure Ltd | Hospitality | 2025 |
| Heswall Roofing & Construction Ltd | Construction | 2025 |
| Heswall Roofing Ltd | Construction | 2023 |
| Heswall Tyre and Test Limited | Wholesale & retail | 2014 |
| Heswallawyer Limited | Administrative & support | 2015 |
| Hetherington-Fry Ltd | Real estate | 2023 |
| Hevy Development Ltd | Information & communication | 2025 |
| Hewitt Adams Ltd. | Administrative & support | 2016 |
| HEY Kroo Ltd | Arts & recreation | 2025 |
| Heyaudiojack Ltd | Information & communication | 2022 |
| Heyshead Consulting Limited | Professional & scientific | 2017 |
| Heywp Ltd | Administrative & support | 2021 |
| HFA Developments Ltd | Construction | 2018 |
| HHL Company Secretaries Limited | Professional & scientific | 2014 |
| HHL Estate and Block Management Ltd | Households | 2019 |
| HHL Property Management (UK) Limited | Households | 2011 |
| HHL Venmore Property Limited | Real estate | 2015 |
| Hhtps Ltd | Health & social care | 2021 |
| Hi-Fly Travel Limited | Administrative & support | 1983 |
| Hi-Impact Consultancy Limited | Other services | 2008 |
| Hi-Tech Property Solutions Ltd | Real estate | 2019 |