| H. Ambler & Sons Limited | Energy | 2010 |
| H. Birkby & Sons Limited | Professional & scientific | 1957 |
| H.A Civil Engineering Ltd | Construction | 2022 |
| H.A.Ali Ltd | Health & social care | 2023 |
| H.A.J.Pharmaceuticals Limited | Health & social care | 2023 |
| H.F.J.P Limited | Construction | 2025 |
| H.H. Brothers Limited | Wholesale & retail | 2004 |
| H.H.Thomas(Investments)Limited | Real estate | 1948 |
| H.K Mobile Tyre Services Ltd | Manufacturing | 2023 |
| H.L.H. International Limited | Transport & logistics | 1995 |
| H.O Discount Appliances Ltd | Wholesale & retail | 2023 |
| H.S. Wood (Textiles) Limited | Wholesale & retail | 1975 |
| H.S.G. Holding Co Ltd | Extraterritorial | 2010 |
| H2 & MH Holdings Ltd | Real estate | 2025 |
| H2 Live Events Ltd | Wholesale & retail | 2025 |
| H2 Solutions Ltd | Wholesale & retail | 2016 |
| H2O Auto Valet Ltd | Administrative & support | 2018 |
| H3 Eats Limited | Hospitality | 2024 |
| H3 Treats Limited | Hospitality | 2024 |
| H6 Logistics Ltd | Transport & logistics | 2026 |
| H@Lletrades Ltd | Wholesale & retail | 2025 |
| HA (Bradford) Ltd | Other services | 2020 |
| HA Imaging Services Limited | Health & social care | 2025 |
| HA Import & Exports Limited | Transport & logistics | 2025 |
| HA Market Ltd | Wholesale & retail | 2022 |
| HA Mobile Ltd | Wholesale & retail | 2023 |
| HA Motorsports Ltd | Wholesale & retail | 2022 |
| HA Northern Living Limited | Real estate | 2025 |
| HA Pharma Services Limited | Health & social care | 2013 |
| HA Properties & Investments Ltd | Real estate | 2022 |
| HA Trading Group Limited | Administrative & support | 2020 |
| HA Trading Manningham Limited | Real estate | 2024 |
| Ha&Ish Ltd | Wholesale & retail | 2025 |
| Ha-Ni-Ya Imports Ltd | Wholesale & retail | 2024 |
| HAA Construction Ltd | Construction | 2024 |
| HAA Logistics Limited | Transport & logistics | 2023 |
| HAA Properties Ltd | Real estate | 2018 |
| Haan Enterprise Limited | Real estate | 2023 |
| Haan Solutions Limited | Wholesale & retail | 2022 |
| Haandi Limited | Administrative & support | 2016 |
| Haaris Investments Ltd | Real estate | 2023 |
| Haas Financial Ltd | Professional & scientific | 2015 |
| Haas&Hassan Ltd | Health & social care | 2025 |
| Haax Ltd | Transport & logistics | 2026 |
| Haay Tools Ltd | Manufacturing | 2024 |
| Habib Bakers and Sweets Ltd | Manufacturing | 2025 |
| Habib Khan Optical Ltd | Wholesale & retail | 2023 |
| Habib Logistics Ltd | Transport & logistics | 2026 |
| Habib Medics Ltd | Health & social care | 2026 |
| Habib My Driving School Ltd | Construction | 2024 |
| Habib's Restaurant & Sweet Mart Limited | Hospitality | 2001 |
| Habibi (Yorkshire) Ltd | Wholesale & retail | 2006 |
| Habibi Collections Ltd | Wholesale & retail | 2026 |
| Habibi Love Yourself Ltd | Wholesale & retail | 2024 |
| Habibi's Kitchen Ltd | Hospitality | 2025 |
| Habibi's Mezze Bar Limited | Extraterritorial | 2013 |
| Habibs AET Ltd | Other services | 2013 |
| Habitat Property Services Ltd | Other services | 2024 |
| Habour Rowes Properties Ltd | Real estate | 2023 |
| Hacienda Property Service Ltd | Real estate | 2019 |
| Hackersray Ltd | Information & communication | 2023 |
| HAD Properties Ltd | Real estate | 2025 |
| Haddock&Salt Ltd | Hospitality | 2026 |
| Haddow Enterprises Limited | Financial services | 2018 |
| Haddow Group Limited | Wholesale & retail | 1987 |
| Haddow Licensing Limited | Administrative & support | 2011 |
| Hadealz Ltd | Wholesale & retail | 2026 |
| Hadees Developments Ltd | Real estate | 2021 |
| Hadees Ltd | Administrative & support | 2015 |
| Hadi and Ahad Travels Ltd | Transport & logistics | 2023 |
| Hadiyas Textile Ltd | Wholesale & retail | 2025 |
| Hadiyas Trading Ltd | Other services | 2018 |
| Hadley Property Ltd | Real estate | 2026 |
| Hadley Roofing Ltd | Construction | 2026 |
| Hado Therapeutics Ltd | Professional & scientific | 2019 |
| Hadra Limited | Professional & scientific | 2021 |
| Haenni Wheel Weigh Pads Limited | Manufacturing | 2010 |
| Hafa Developments UK Ltd | Real estate | 2019 |
| Hafeez & Co (Yorkshire) Ltd | Health & social care | 2021 |
| Hafiz & Sons Limited | Wholesale & retail | 2023 |
| Hafiz General Store Ltd | Wholesale & retail | 2025 |
| Hafiz Halal (UK) Limited | Wholesale & retail | 2023 |
| Hafiz Halal Meat (Bradford) Ltd | Wholesale & retail | 2018 |
| Hafiz Halal Meat (W D) Ltd | Wholesale & retail | 2025 |
| Hafiz Sajid Ltd | Wholesale & retail | 2025 |
| Hafsa Begum Consulting Ltd | Health & social care | 2021 |
| Hafsa Couture Ltd | Wholesale & retail | 2019 |
| Hafsaana Ltd | Health & social care | 2024 |
| HAG Builders Limited | Construction | 2025 |
| HAI Design Ltd | Professional & scientific | 2025 |
| Haider 110 Ltd | Education | 2026 |
| Haider 313 Enterprises Ltd | Wholesale & retail | 2026 |
| Haider Homes LLP | | 2012 |
| Haider Logistics Limited | Transport & logistics | 2022 |
| Haider Rajas Ltd | Hospitality | 2022 |
| Haider's Travel & Services Ltd | Transport & logistics | 2024 |
| Haiderz Limited | Wholesale & retail | 2025 |
| Haidri Limited | Transport & logistics | 2024 |
| Haigh Asset Holdings Ltd | Financial services | 2018 |
| Haigh Investments Limited | Real estate | 2017 |