| Westbird Cafe Limited | Hospitality | 2025 |
| Westmoors Fish & Chips Ltd | Hospitality | 2024 |
| Wets Coffee Co Ltd | Wholesale & retail | 2026 |
| Whispering Pines Limited | Professional & scientific | 2012 |
| Whitney Investments Ltd | Real estate | 2024 |
| Wilkinson Projects GS Limited | Construction | 2015 |
| Wilkinsons Accountants Limited | Professional & scientific | 2001 |
| Wilkinsons Projects Investments Ltd | Real estate | 2023 |
| Will Smith LP | | 2026 |
| William Sands Ltd | Hospitality | 2018 |
| Willowlace Limited | Financial services | 2013 |
| Wingate of Wessex Limited | Real estate | 1991 |
| Wingnut Aviation Limited | Manufacturing | 2025 |
| Winkton Auto-Centre Limited | Wholesale & retail | 2002 |
| WOK & FRY Ltd | Hospitality | 2023 |
| Wood's Contracts Limited | Transport & logistics | 2014 |
| Wood's Taxi's Chard LP | | 2022 |
| Woodend Property ( Bournemouth) Limited | Real estate | 2023 |
| Woodland Futures Limited | Extraterritorial | 2016 |
| Woodland Ventures Limited | Real estate | 2014 |
| Woodland Walk Ferndown Owners Limited | Real estate | 2015 |
| Woodstock Court (Ferndown) Maintenance Company Limited | Real estate | 1969 |
| Woolsbridge Estates LLP | | 2011 |
| Woolsbridge Futures Limited | Real estate | 2005 |
| Workplace Gloves Ltd | Wholesale & retail | 2023 |
| World Bar Billiards Alliance Ltd | Administrative & support | 2019 |
| Wounded Healing Limited | Health & social care | 2024 |
| WPP Energy UK Limited | Water & waste | 2019 |
| Xcite Dance Ltd | Administrative & support | 2020 |
| Xerocad Limited | Wholesale & retail | 2003 |
| Xerocad Print Centre Limited | Extraterritorial | 2012 |
| Y-Not Finance Limited | Financial services | 2010 |
| Yates Property and Automotive Solutions Ltd | Wholesale & retail | 2008 |
| Yellow Bike Holdings Ltd | Professional & scientific | 2020 |
| YELLOW22 Ltd | Professional & scientific | 2018 |
| YOU DID What Limited | Health & social care | 2019 |
| You-Cas Limited | Health & social care | 2012 |
| Youngs Senior Consultants Limited | Professional & scientific | 2024 |
| Your Choice BLS Ltd | Construction | 2025 |
| Your Local Garden Centre Group Ltd | Wholesale & retail | 2014 |
| Your Local Garden Centre Ltd | Wholesale & retail | 2015 |
| Zaec Limited | Information & communication | 2014 |
| Zarc Labs Ltd | Professional & scientific | 2025 |
| Zenoki Ltd | Information & communication | 2014 |
| Zetamore Limited | Real estate | 2020 |
| Ziltex Limited | Hospitality | 2026 |
| ZOE James Property Ltd | Professional & scientific | 2026 |
| Zoommap Limited | Information & communication | 2008 |
| Zunly Nail & Spa Ltd | Other services | 2026 |