| WE Love to Care Limited | Health & social care | 2014 |
| WE Search Wellness Limited | Information & communication | 2021 |
| WE Shall BE Community Interest Company | Education | 2026 |
| Webdev Solutions Ltd | Information & communication | 2016 |
| Weldify Ltd | Professional & scientific | 2024 |
| Welham Kitchens Limited | Manufacturing | 1998 |
| Weyfringe Limited | Professional & scientific | 1964 |
| WH3 Holdings Ltd | Financial services | 2025 |
| William A.Wardman Limited | Agriculture & fishing | 1964 |
| Williams Process Limited | Professional & scientific | 2008 |
| Williams QA Consultancy Limited | Professional & scientific | 2026 |
| Willow Homes (Whitstable) Ltd | Real estate | 2021 |
| Wilmot Mining Consultancy Ltd | Professional & scientific | 2024 |
| Wilson Plumbing and Heating Ltd | Construction | 2002 |
| Wilsons Housing Ltd | Real estate | 2019 |
| Winning Post Ltd | Real estate | 2024 |
| Wolf Management Ltd | Other services | 2024 |
| Woods & Waves Forest and Beach School CIC | Other services | 2022 |
| Woods and Wonders Travel Ltd | Administrative & support | 2026 |
| Workies Holdings Limited | Hospitality | 2019 |
| World of Play Limited | Arts & recreation | 2016 |
| XRP Ventures Ltd | Real estate | 2021 |
| Xsolutions Ltd | Professional & scientific | 2017 |
| YCC Kilbridge Limited | Hospitality | 2026 |
| YES Electrical Services Limited | Construction | 2011 |
| Yorkshire Holiday Retreats Ltd | Hospitality | 2025 |
| Your Area Maintenance Ltd | Construction | 2020 |
| Zamar Ltd | Information & communication | 2025 |
| Zaza Pizzeria Ltd | Hospitality | 2021 |
| Zetland Education Ltd | Education | 2025 |
| Zetland Group Limited | Professional & scientific | 2006 |
| ZMS Property Limited | Real estate | 2019 |