| Heaton Village Club Limited | Arts & recreation | 2023 |
| Heatoncarsales Ltd | Wholesale & retail | 2025 |
| Heatrod Elements Limited | Manufacturing | 2025 |
| Heatwarm Limited | Wholesale & retail | 2025 |
| Heavenconnectionsltd Ltd | Manufacturing | 2023 |
| Heavencore Limited | Information & communication | 2016 |
| Heavenly Car Hire Ltd | Transport & logistics | 2018 |
| Heavenly Home Cleaners Ltd | Administrative & support | 2025 |
| Heavy Metal Engineering Ltd. | Construction | 2019 |
| Heavy Metal Services Ltd | Transport & logistics | 2026 |
| Heba Abbas Ltd | Arts & recreation | 2025 |
| HEC NW Ltd | Transport & logistics | 2023 |
| Heddfan Limited | Wholesale & retail | 2025 |
| Hedgehogs Woodland Adventures Limited | Education | 2024 |
| Hedonist Self Care Ltd | Wholesale & retail | 2022 |
| Heidi Tech Ltd | Construction | 2017 |
| Heights Farm Pet Foods (Franchise) Ltd | Wholesale & retail | 2017 |
| Heightvale Holdings Ltd | Construction | 2024 |
| Heiho Training and Management Services Limited | Administrative & support | 2022 |
| Heizenberg's Electrons Ltd. | Manufacturing | 2024 |
| Helen at by Appointment Ltd | Other services | 2019 |
| Helen Diamond Swimming & Leisure Ltd | Wholesale & retail | 2020 |
| Helen Diamond Swimming Academy Ltd | Wholesale & retail | 2020 |
| Helen Meredith Limited | Professional & scientific | 2013 |
| Heliodor Alliance Ltd | Professional & scientific | 2023 |
| Helix Builders Limited | Construction | 2016 |
| Helix Digital Systems Limited | Information & communication | 2026 |
| Helixa AI Ltd | Information & communication | 2025 |
| Hellas Bakery Ltd | Hospitality | 2023 |
| Hellenic Chippy Limited | Hospitality | 2026 |
| Hello Eats AI Ltd | Information & communication | 2025 |
| Hello Estates Limited | Real estate | 2023 |
| Hello Vaping Ltd | Wholesale & retail | 2022 |
| Hello Window Ltd | Manufacturing | 2021 |
| Helping Hands Community C.I.C. | Health & social care | 2025 |
| Helplease Limited | Professional & scientific | 2016 |
| Helux Investments Ltd | Real estate | 2018 |
| Hemingway Professional Amusements Limited | Arts & recreation | 2003 |
| Hemingway Property Investments Limited | Real estate | 2019 |
| Hemming & Wills Limited | Wholesale & retail | 2019 |
| Hemmingway Marketing Services Limited | Professional & scientific | 2024 |
| Hen's Teeth Consulting Ltd | Information & communication | 2026 |
| Henderson Accountants Limited | Professional & scientific | 2009 |
| Hendersons Recovery Service Ltd | Wholesale & retail | 2025 |
| Hendersontax Limited | Professional & scientific | 2020 |
| Hendon Commercial Estates Ltd | Real estate | 2025 |
| Hendon Wood Limited | Real estate | 2024 |
| Hendumo Limited | Wholesale & retail | 2022 |
| Hengson Limited | Administrative & support | 2017 |
| Henighans Limited | Hospitality | 2009 |
| Henmarth Limited | Administrative & support | 2017 |
| Henmort Developments Limited | Real estate | 2016 |
| Henna a Limited | Wholesale & retail | 2023 |
| Hennessey Transport Limited | Transport & logistics | 2005 |
| Henri Lloyd Holdings Limited | Financial services | 2020 |
| Henry Chappells Developments Limited | Construction | 2022 |
| Henspire Properties Ltd | Real estate | 2024 |
| Hephaestos Consulting Ltd | Information & communication | 2025 |
| Heppleston Properties Ltd | Real estate | 2023 |
| Hepzi International Ltd | Real estate | 2020 |
| HER Village Hub CIC | Health & social care | 2025 |
| Her's and HIS Catering Limited | Hospitality | 2025 |
| Herbal ERA Ltd | Wholesale & retail | 2025 |
| Herbert Kwok Limited | Wholesale & retail | 2024 |
| Herbs Fast Food Limited | Hospitality | 2024 |
| Herbs Lever Street Limited | Hospitality | 2022 |
| Herbs Takeaway Limited | Hospitality | 2019 |
| Hereservice.Online Ltd | Wholesale & retail | 2025 |
| Heritage Beauty Ltd | Other services | 2025 |
| Heritage Boxing 1867 Ltd | Education | 2025 |
| Heritage Construction (NW) Limited | Construction | 2003 |
| Heritage Group Holdings Ltd | Financial services | 2018 |
| Heritage Mill Flooring Ltd | Wholesale & retail | 2024 |
| Heritage Mortgage Advice Ltd | Financial services | 2017 |
| Heritage Roofing Midlands Limited | Construction | 2002 |
| Heritage Somerfield Group Ltd | Manufacturing | 1989 |
| Heritage Somerfield Holdings Limited | Financial services | 2023 |
| Hero Trading Ltd | Wholesale & retail | 2023 |
| Heron Properties (NW) Ltd | Hospitality | 2013 |
| Herons Reach Property Management Limited | Households | 2005 |
| Hesketh CDT Solutions Limited | Health & social care | 2025 |
| Hesketh Developments Ltd | Construction | 2019 |
| Heswall RD Property Ltd | Construction | 2025 |
| HEX Technologies Ltd | Information & communication | 2017 |
| Hexpertise Ltd | Professional & scientific | 2006 |
| HEY Properties Ltd | Real estate | 2025 |
| Heyes Boilers and Heating Limited | Construction | 2022 |
| Heyhead Farm Education Centre Limited | Education | 2018 |
| Heys Investments Limited | Financial services | 2024 |
| HF Espania Ltd | Wholesale & retail | 2020 |
| HF Windows 4 Life Ltd | Construction | 2025 |
| HFC Textiles Limited | Wholesale & retail | 2026 |
| HFL Consult Limited | Professional & scientific | 2024 |
| HFL Motors Limited | Wholesale & retail | 2024 |
| Hfss Group Ltd | Real estate | 2024 |
| HG Dental Laboratory Limited | Health & social care | 2015 |
| HGF Supplies Ltd | Wholesale & retail | 2024 |
| HGO Networks Ltd | Information & communication | 2018 |
| Hgscrap Ltd | Wholesale & retail | 2026 |
| HGV Driver Accountancy Limited | Professional & scientific | 2011 |