| Upkeep Ltd | Administrative & support | 2026 |
| Upkeep Property Maintenance Limited | Construction | 2023 |
| Uplift Pulse Dynamics Ltd | Education | 2025 |
| Upper Riverside IX Ltd | Real estate | 2024 |
| Upper Riverside VII Ltd | Real estate | 2024 |
| Upper Riverside Viii Ltd | Real estate | 2024 |
| Uppercut Carpenters Ltd. | Construction | 2017 |
| Uppercut Limited | Other services | 2024 |
| Upskillme AI Ltd | Information & communication | 2025 |
| Upton Heights Limited | Real estate | 2023 |
| Uqaab Limited | Wholesale & retail | 2024 |
| UR Dream Construction Limited | Construction | 2025 |
| UR Rahman FB UK Ltd | Hospitality | 2025 |
| Uranologics Ltd | Health & social care | 2018 |
| Urban Brands X Ltd | Wholesale & retail | 2025 |
| Urban Care Community Limited | Information & communication | 2017 |
| Urban Castle Properties Ltd | Real estate | 2025 |
| Urban Crown Transport Ltd | Transport & logistics | 2026 |
| Urban Edge Build Ltd | Construction | 2025 |
| Urban Empire Agency Ltd | Construction | 2022 |
| Urban Escape Pods Limited | Hospitality | 2024 |
| Urban Finds Ltd | Wholesale & retail | 2024 |
| Urban Floral Ltd | Wholesale & retail | 2025 |
| Urban FOX Estates Limited | Real estate | 2021 |
| Urban Grocery Ltd | Wholesale & retail | 2024 |
| Urban Harbour Ltd | Wholesale & retail | 2025 |
| Urban Home Furnishings Ltd | Manufacturing | 2024 |
| Urban Housing Solutions Limited | Hospitality | 2014 |
| Urban Live Study Play Ltd | Hospitality | 2023 |
| Urban Modesty Ltd | Wholesale & retail | 2025 |
| Urban Oasis 2024 Ltd | Wholesale & retail | 2024 |
| Urban Partnership Goresbrook Limited | Construction | 2024 |
| Urban Way Productions Limited | Information & communication | 2018 |
| Urbanedge Holding Ltd | Real estate | 2025 |
| Urbanise Developer Limited | Construction | 2025 |
| Urbanthrone Ltd | Wholesale & retail | 2026 |
| Urben Nest Limited | Real estate | 2024 |
| Urbigjump UK Ltd | Information & communication | 2026 |
| Urbon Soul Ltd | Wholesale & retail | 2025 |
| Urgent FIX Ltd | Other services | 2021 |
| Urgent Recoveries Limited | Wholesale & retail | 2024 |
| Urgentfix Plumbing Limited | Construction | 2025 |
| Urooj Trading Ltd | Hospitality | 2021 |
| Urp-Locums Ltd | Health & social care | 2005 |
| Ursary Construction Ltd | Administrative & support | 2017 |
| Urszula Fashions (UK) Ltd | Wholesale & retail | 2014 |
| US Business Services Ltd | Construction | 2019 |
| US Global Traders Limited | Wholesale & retail | 2023 |
| US Marketing Ltd | Professional & scientific | 2026 |
| US Vintage Wholesale Ltd | Wholesale & retail | 2023 |
| USA Fried Chicken & Pizza Ltd | Hospitality | 2019 |
| USA Motors Ltd | Wholesale & retail | 2022 |
| USA Trading Limited | Wholesale & retail | 2011 |
| Usama Lashari Ltd | Wholesale & retail | 2025 |
| Usama Shopping Mart Limited | Wholesale & retail | 2023 |
| Usamax International Limited | Wholesale & retail | 2026 |
| Usbans Limited | Manufacturing | 2026 |
| USE Coretech Ltd | Information & communication | 2016 |
| Ushans Juice Bar Ltd | Hospitality | 2025 |
| Ushapuri Ltd | Professional & scientific | 2024 |
| Usmania Traders Limited | Wholesale & retail | 2025 |
| Usmania Welfare Trust | Education | 2011 |
| Usmanskt Ltd | Wholesale & retail | 2025 |
| Usoft Consulting Ltd | Information & communication | 2016 |
| USP Investments Ltd | Real estate | 2022 |
| Ussa Limited | Wholesale & retail | 2023 |
| Uswa Group Limited | Wholesale & retail | 2024 |
| Uswa Home Limited | Wholesale & retail | 2021 |
| UTD Media Ltd | Professional & scientific | 2025 |
| Utensiya Ltd | Wholesale & retail | 2025 |
| Utility Bargain Limited | Energy | 2015 |
| Utility Engineers Ltd | Professional & scientific | 2023 |
| Utility Spot Limited | Construction | 2022 |
| Utility Tweaks Ltd | Wholesale & retail | 2022 |
| Utj's UK Ltd | Wholesale & retail | 2024 |
| Utopia Associates 1 Ltd | Real estate | 2025 |
| Utopia Associates Limited | Construction | 2020 |
| Utopia Trading Ltd | Wholesale & retail | 2021 |
| Utopians Trading Ltd | Wholesale & retail | 2025 |
| Utsify Ltd | Information & communication | 2019 |
| Utza Services Ltd | Transport & logistics | 2022 |
| UV Talent Ltd. | Arts & recreation | 2017 |
| Uwaz Ltd | Wholesale & retail | 2021 |
| UYA Group Limited | Financial services | 2025 |
| Uzano Group Ltd | Wholesale & retail | 2023 |
| UZI IT Management Ltd. | Information & communication | 2014 |
| Uzis Barbering Limited | Other services | 2025 |
| Uzma & Tariq Limited | Real estate | 2025 |
| Uztech Consulting Limited | Information & communication | 2025 |
| UZZ Properties Ltd | Real estate | 2025 |
| Uzzibon Limited | Wholesale & retail | 2024 |
| Uzzy B Entertainments Ltd | Information & communication | 2026 |
| V & S Food and Wine Ltd | Wholesale & retail | 2019 |
| V B Electricals & Properties Limited | Construction | 2025 |
| V Grey Consulting Ltd | Information & communication | 2025 |
| V M Properties INT Limited | Real estate | 2016 |
| V R Convenience Stores Ltd | Wholesale & retail | 2025 |
| V Renovate Ltd | Construction | 2019 |
| V S Accountancy Services Limited | Professional & scientific | 2003 |
| V S Property Enterprise Ltd | Real estate | 2023 |