| U.K. Cars Panels Ltd | Wholesale & retail | 2025 |
| UK Flow Screeds Ltd | Construction | 2018 |
| UK Smart Property Ltd | Real estate | 2019 |
| Unlimidesign Ltd | Professional & scientific | 2024 |
| Unvarnished Press Ltd | Information & communication | 2026 |
| Urban Bites NW Limited | Hospitality | 2026 |
| URM Audio Limited | Information & communication | 2003 |
| USA Chicken Limited | Hospitality | 2013 |
| Vanyway Ltd | Transport & logistics | 2019 |
| Vicarage Court (North Walsham) Residents Association Limited | Real estate | 1982 |
| Vida Sports Limited | Arts & recreation | 2013 |
| Virtualhub Ltd | Administrative & support | 2017 |
| Vptk Services Ltd | Professional & scientific | 2025 |
| Walsham Gents Ltd | Other services | 2022 |
| Wayford Bridge Management Company Limited | Real estate | 2013 |
| Wecleot Ltd | Administrative & support | 2023 |
| Westover (Holdco) Limited | Financial services | 2021 |
| Westover Large Animal Limited | Professional & scientific | 2022 |
| Westover Property Holdings Limited | Financial services | 2022 |
| Westover Property Limited | Real estate | 2022 |
| Westover SA Holdings Limited | Financial services | 2022 |
| Westover Vets Group Ltd | Professional & scientific | 2022 |
| Westover Vets Limited | Professional & scientific | 2014 |
| Wildwoodandbeam Ltd | Manufacturing | 2024 |
| Wilton Plaster Ltd | Wholesale & retail | 2025 |
| Wiseman Recruitment Ltd | Administrative & support | 2022 |
| Woman Kind Norfolk CIC | Health & social care | 2026 |
| Woolgate 010 Ltd | Construction | 2016 |
| YE Broads Craft Shoppe Ltd | Wholesale & retail | 2026 |
| Yellow Property Management Limited | Professional & scientific | 1988 |
| Yellowtex Limited | Information & communication | 2019 |
| Zage Ltd | Wholesale & retail | 2021 |