| Vybe Trends Ltd | Wholesale & retail | 2026 |
| Vytal Cosmetics Ltd | Wholesale & retail | 2025 |
| W IVY Leisure Limited Limited | Hospitality | 2023 |
| W M Shellfish LLP | | 2011 |
| W.E. Salisbury and Company Limited | Wholesale & retail | 1970 |
| Walker Housing Ltd | Real estate | 2019 |
| Ward Agents Ltd | Other services | 2015 |
| Wave and Wander Ltd | Manufacturing | 2023 |
| Wave of Change CIC | Education | 2024 |
| Wdet Ltd | Financial services | 2017 |
| WE Were Soldiers Construction Limited | Construction | 2016 |
| WE Were Soldiers Creations Ltd | Wholesale & retail | 2025 |
| WE Were Soldiers Cultivation Ltd | Professional & scientific | 2024 |
| WE Were Soldiers Property Investment Ltd | Real estate | 2021 |
| Webbeye Limited | Extraterritorial | 2014 |
| Whinfield Holdings Limited | Administrative & support | 2011 |
| Whinfield Properties Limited | Real estate | 2014 |
| Whitaker's Roofing & Cladding Limited | Construction | 2025 |
| Whitmore Farm & Sporting Ltd | Agriculture & fishing | 2022 |
| William Wilson Architectural Mouldings Ltd | Construction | 2012 |
| Windmill (MG) Limited | Households | 2015 |
| Windmill Holdings SPV Ltd | Construction | 2018 |
| Windmill Management Company Limited | Households | 1990 |
| Windmill Oaks Group Limited | Financial services | 2015 |
| Winter Guard Ltd | Other services | 2026 |
| Winter Solutions Limited | Professional & scientific | 2024 |
| WLC Electrical Ltd | Construction | 2013 |
| Woman the Collective Ltd | Professional & scientific | 2024 |
| Wowow Toys Limited | Manufacturing | 2016 |
| Wrack Scientific Ltd | Professional & scientific | 2020 |
| Wright Access Solutions Ltd | Construction | 2024 |
| Wyre GAS Limited | Construction | 2010 |
| Wyre Homes Limited | Real estate | 2024 |
| Wyre Pathway Care Limited | Health & social care | 2025 |
| Wyre Pathway Holdco Limited | Financial services | 2025 |
| Wyre Property Ltd | Construction | 2025 |
| Wyre Taxis Limited | Transport & logistics | 1989 |
| Wyre Tyres Limited | Wholesale & retail | 2009 |
| Wyre Utilities Ltd | Construction | 2020 |
| Wyre View 1995 Limited | Households | 1995 |
| Xske Technology Company Ltd | Manufacturing | 2024 |
| Yo-Yo Transport Limited | Transport & logistics | 2019 |
| Yolli Limited | Wholesale & retail | 2012 |
| Zaza Nails & Beauty Ltd | Other services | 2025 |
| Zenwest Ltd | Wholesale & retail | 2021 |