| WNK Services Ltd | Construction | 2018 |
| Wojcik Ltd | Wholesale & retail | 2026 |
| WOK4GO Noodle Bar Ltd | Hospitality | 2014 |
| Wokefx Ltd | Administrative & support | 2023 |
| Wolf Developments Ltd | Construction | 2021 |
| Wolf of Wall Street Ltd | Wholesale & retail | 2025 |
| Wolfe Vets Limited | Professional & scientific | 2018 |
| Wolfhound Analytics Ltd | Manufacturing | 2021 |
| Wolfhound Ltd | Extraterritorial | 2017 |
| Wolfson & Sons Ltd | Health & social care | 2025 |
| Wollaston Heights Freehold Limited | Households | 2021 |
| Wollaston Heights Management Limited | Households | 2012 |
| Wolstenholme Solutions Ltd | Administrative & support | 2024 |
| Wolverley Court (Bournemouth) Freehold Company Limited | Households | 2002 |
| Wolverton Place RTM Company Limited | Real estate | 2011 |
| WOM Services Ltd | Professional & scientific | 2019 |
| Wonder Sites Ltd | Professional & scientific | 2024 |
| Wonderful Care Collective Ltd | Health & social care | 2025 |
| Wonderful DIM SUM Ltd | Hospitality | 2021 |
| Wonderful Garden Ltd | Hospitality | 2021 |
| Wonderful Online Enterprises Ltd | Administrative & support | 2017 |
| Wongs' Enterprises Limited | Real estate | 1987 |
| Woodend & Flyford Holdings Limited | Professional & scientific | 2019 |
| Woodfalls Care Limited | Health & social care | 2004 |
| Woodfield Cleaning Services Ltd | Administrative & support | 2017 |
| Woodford Court Freehold Limited | Households | 2016 |
| Woodford Lodge Freehold Limited | Households | 2016 |
| Woodgate Vehicles Limited | Wholesale & retail | 2024 |
| Woodhaven (Bournemouth) Garden Company Limited | Households | 2002 |
| Woodhaven (Bournemouth) Management Company Limited | Households | 2002 |
| Woodhouse Eaves Limited | Households | 1959 |
| Woodland Childcare Ltd | Education | 2021 |
| Woodland Court (Penn Hill) Limited | Households | 2013 |
| Woodland Court Freehold Limited | Households | 2005 |
| Woodland Walk Homes Ltd | Construction | 2021 |
| Woodlands Management (Branksome Park) Limited | Households | 1972 |
| Woodley & Associates Limited | Households | 2019 |
| Woodley Mews Management Limited | Households | 1995 |
| Woodmace Civil Engineering Limited | Extraterritorial | 2016 |
| Woodmace Concrete Structures Limited | Construction | 2014 |
| Woodpig Ltd | Manufacturing | 2015 |
| Woodrising Freehold Limited | Households | 2003 |
| Woods Carpentry & Construction Ltd | Manufacturing | 2021 |
| Woods Property Group Ltd | Real estate | 2018 |
| Woodside Estates (Hants) Limited | | 1937 |
| Woodside RTM Company Limited | Real estate | 2009 |
| Woodside Skin Clinic Ltd | Health & social care | 2026 |
| Woodsland Retail Ltd | Wholesale & retail | 2025 |
| Woodstock Court Stoney Lane Management Limited | Households | 2010 |
| Woodstock Industrial Supplies Limited | Manufacturing | 1999 |
| Woodward Aesthetics Limited | Health & social care | 2023 |
| Woodward Aviation Limited | Professional & scientific | 2017 |
| Woolavington Homes Ltd | Construction | 2015 |
| Wooton Gardens 1967 Limited | Extraterritorial | 2014 |
| Wordware Ltd | Information & communication | 2010 |
| Work Social Ltd | Hospitality | 2024 |
| Work Solutions Recruitment Limited | Administrative & support | 2025 |
| Working IT OUT Ltd | Administrative & support | 2025 |
| Working Safe and Sound Limited | Education | 2016 |
| Workonpro Limited | Administrative & support | 2025 |
| Workplace Bournemouth Ltd | Real estate | 2025 |
| Workshares Limited | Information & communication | 2006 |
| Worksity Limited | Information & communication | 2017 |
| Worktops Warehouse Ltd | Real estate | 2024 |
| World Class Fades Ltd | Other services | 2026 |
| World of Laughter Limited | Arts & recreation | 2021 |
| World Study Experience Ltd | Education | 2011 |
| World Wide Smiles Limited | Arts & recreation | 2011 |
| Worldlink Group PLC | Professional & scientific | 2007 |
| Worldwide Group of Companies Limited | Professional & scientific | 2012 |
| Worldwide Procurement Service UK Ltd | Wholesale & retail | 2012 |
| Worldwide Timeshare Exchange Limited | Administrative & support | 2001 |
| Worldwide Timeshare Hypermarket Limited | Other services | 1996 |
| Worldwideuk Ltd | Transport & logistics | 2024 |
| Worldwise Limited | Professional & scientific | 2001 |
| Worple One Management Limited | Households | 1990 |
| Worthy Holdings Ltd | Real estate | 2023 |
| WOW Facilities Management Ltd | Other services | 2016 |
| WOW HC Investments Ltd | Real estate | 2026 |
| WOW HC Ltd | Administrative & support | 2022 |
| WOW That Stuff Ltd | Manufacturing | 2024 |
| WOW! Thai MA TI NI Ltd | Hospitality | 2024 |
| Wowbagger Productions Limited | Information & communication | 2011 |
| WP Building Services Ltd | Construction | 2019 |
| WP Publishing | Extraterritorial | 1937 |
| Wright IT Solutions Ltd | Information & communication | 2019 |
| Wrights Media Holdings Limited | Arts & recreation | 2016 |
| Writers International Ltd. | Professional & scientific | 1996 |
| Writress Creative Ltd | Professional & scientific | 2020 |
| Wrtech Limited | Information & communication | 2012 |
| WS Admin Ltd | Administrative & support | 2024 |
| Wthomas Threat Research Ltd | Professional & scientific | 2023 |
| Wwth Limited | Professional & scientific | 2023 |
| Wychwood Freehold Limited | Households | 2006 |
| Wychwood Grange (Freehold) Limited | Households | 1997 |
| Wychwood Management Company Limited | Households | 1975 |
| Wycliffe Landscapes Limited | Administrative & support | 2003 |
| WYD Solutions Ltd | Information & communication | 2018 |
| Wykeham Lodge Freehold Limited | Households | 2004 |
| Wyle & Lewis Ltd | Professional & scientific | 2012 |