| USA Travel Business Opportunities Limited | Administrative & support | 1996 |
| V J Fleet & Sons Limited | Construction | 2008 |
| Valentina Charters Ltd | Transport & logistics | 2021 |
| Valkyrie Charters Ltd | Agriculture & fishing | 2008 |
| Vaughan's Catering Limited | Hospitality | 2025 |
| Verification Test Services Ltd | Professional & scientific | 2015 |
| Viatext Limited | Other services | 2006 |
| Victory Park Solent Management Company Limited | Households | 2006 |
| Volkswyatt Ltd | Wholesale & retail | 2021 |
| Voyage & Soap Limited | Information & communication | 2012 |
| Walker Commercial Property Limited | Real estate | 2024 |
| Walker Residential Property Limited | Real estate | 2024 |
| Walker Williams & SON Ltd | Wholesale & retail | 2025 |
| Watersafe Consultancy Limited | Education | 2023 |
| WB Performance Ltd | Wholesale & retail | 2020 |
| Webb Lane Property Management Ltd | Real estate | 2014 |
| WECRE8TIVE Ltd | Professional & scientific | 2012 |
| Wefix Windows and Doors Limited | Construction | 2018 |
| Welb Limited | Information & communication | 2017 |
| Wellesley Services Limited | Information & communication | 2002 |
| Wells Rentals Ltd | Real estate | 2023 |
| West Sussex Computers Ltd | Wholesale & retail | 2016 |
| White Storm Ltd | Administrative & support | 2017 |
| Widley Investments Limited | Real estate | 1962 |
| Wilson Properties Holdings Limited | Financial services | 2023 |
| Wilson Wakefield Conveyancing Limited | Extraterritorial | 2025 |
| Wilson Wakefield Holdings Limited | Financial services | 2016 |
| Wilson Wakefield Limited | Extraterritorial | 2025 |
| Wilson Wakefield Property Management Limited | Real estate | 2025 |
| Wilson Wakefield Solicitors Limited | Professional & scientific | 2016 |
| Wilson Wakefield Wills Probate and Trusts Limited | Extraterritorial | 2025 |
| Wilsons of Hayling Holdings Limited | Financial services | 2021 |
| Wilsons of Hayling Limited | Transport & logistics | 1978 |
| Winchester Business Consultants Limited | Professional & scientific | 2014 |
| Winchester Independent Consultants Limited | Financial services | 2014 |
| Windover Limited | Administrative & support | 2011 |
| Wldr. Ltd | Construction | 2024 |
| Wooden Boat Repairs Limited | Manufacturing | 2013 |
| Woodways Joinery Limited | Manufacturing | 2010 |
| WORK4U247 Limited | Administrative & support | 2015 |
| Wreckfinder Ltd | Information & communication | 2015 |
| Yamoni Limited | Information & communication | 2020 |
| Yellowday Training Limited | Education | 2013 |
| Zenside Limited | Real estate | 2026 |