| Walsh Property Investments Ltd | Real estate | 2024 |
| Walvin Investments Ltd | Financial services | 2024 |
| Wanaka Limited | Professional & scientific | 2017 |
| Wander POT UK Ltd | Wholesale & retail | 2023 |
| Wania Limited | Hospitality | 2024 |
| Ward & Coles Limited | Professional & scientific | 2023 |
| Warehouse Box Europe Ltd | Wholesale & retail | 2015 |
| Warehouse Box Limited | Transport & logistics | 2025 |
| Warehouse Films (Manchester) Limited | Information & communication | 2008 |
| Warford Cars Ltd | Wholesale & retail | 2018 |
| Waring & Co Legal Ltd | Professional & scientific | 2014 |
| Warner (1870) Limited | Manufacturing | 2019 |
| Warranty Centre Ltd. | Financial services | 2022 |
| Warren-Roberts and Company Limited | Professional & scientific | 1996 |
| Warrens END Management Limited | Households | 2021 |
| Warrington Court Management Company Ltd | Real estate | 2003 |
| Warrington Cycle Hub Limited | Wholesale & retail | 2024 |
| Warwick Court (Stockport) Limited | Households | 1971 |
| Warwick House Flats Management (Sale) Limited | Households | 1977 |
| Water Lane Trustees Limited | Professional & scientific | 2001 |
| Water Wizard Europe Limited | Administrative & support | 2016 |
| Waterbank Place Management Company Limited | Households | 2021 |
| Waterdrop Capital Ltd | Professional & scientific | 2024 |
| Waterfall Asset Management (UK) LLP | | 2016 |
| Waterfall Asset Management Holdings (UK) Limited | Financial services | 2016 |
| Waterfords Consulting Ltd | Professional & scientific | 2007 |
| Waters and Woods Consultancy Services Limited | Professional & scientific | 2022 |
| Waters Legal Search and Selection Limited | Administrative & support | 2024 |
| Watershan Limited | Information & communication | 2016 |
| Waterside Sale Residents Association Limited | Households | 2002 |
| Watersons Independent Estate Agents (Hale) Limited | Real estate | 2002 |
| Watkin RD NOM1 Limited | Professional & scientific | 2021 |
| Watkin RD NOM2 Limited | Professional & scientific | 2021 |
| Watson Building Regeneration LP | | 2011 |
| Watson Bull & Porter Limited | Professional & scientific | 1994 |
| Watt Lighting Design Limited | Manufacturing | 2024 |
| Watts Wood NO.2 Residents Company Limited | Households | 1988 |
| Watts Wood NO.3 Residents Company Limited | Households | 1993 |
| Wavertonian Limited | Financial services | 2019 |
| Waves Fusion Limited | Wholesale & retail | 2023 |
| WAX on WAX OFF Women Ltd | Other services | 2025 |
| Wayne Austin IFA Limited | Financial services | 2006 |
| Wayneebear.Com Ltd | Administrative & support | 2021 |
| WB Business Consulting Ltd | Construction | 2016 |
| WBH Management Company Ltd | Real estate | 2023 |
| WCL Consultancy LLP | | 2023 |
| WE ARE B2B (EOT) Limited | Administrative & support | 2021 |
| WE ARE B2B Limited | Professional & scientific | 2018 |
| WE ARE Sound Mgmt Limited | Arts & recreation | 2024 |
| WE ARE Stardust Ltd | Wholesale & retail | 2018 |
| WE ARE the Collective Ltd | Arts & recreation | 2007 |
| WE CAN Help Limited | Real estate | 2025 |
| WE Creation Ltd | Arts & recreation | 2023 |
| WE DO Code Ltd | Information & communication | 2020 |
| WE Lease ANY Car Limited | Administrative & support | 2014 |
| WE Protect Holdings Ltd | Information & communication | 2025 |
| WE Represent YOU Ltd | Professional & scientific | 2026 |
| WE Will Rock YOU Project Limited | Education | 2025 |
| WE3WORLD Ltd | Wholesale & retail | 2016 |
| Weald Consultancy Services Ltd | Information & communication | 2019 |
| Wear Uniformed Ltd | Manufacturing | 2025 |
| Weathertop Engineering Limited | Professional & scientific | 2023 |
| Web Safety Practicioners Ltd | Professional & scientific | 2000 |
| Web Touch Solutions Limited | Wholesale & retail | 2003 |
| Webb Ellis Property Limited | Real estate | 2019 |
| Webcore Solutions Limited | Professional & scientific | 2022 |
| Webitorial Limited | Professional & scientific | 2016 |
| Webnexai Ltd | Information & communication | 2025 |
| Webworkx Limited | Professional & scientific | 2023 |
| Wedo Technologies (UK) Limited | Professional & scientific | 2003 |
| WEI XIN (UK) Limited | Hospitality | 2013 |
| Welcome to the House of FUN Ltd | Real estate | 2024 |
| Wellbeing Choices Limited | Administrative & support | 2007 |
| Wellfem Ltd | Health & social care | 2024 |
| Wellgreen Holdings Ltd | Real estate | 2026 |
| Wellgreen Solutions Ltd | Administrative & support | 2018 |
| Wellington Court (Timperley) Residents Association Limited | Households | 2004 |
| Wellington Gardens Residents Management Company Limited | Households | 2016 |
| Wellington School | Education | 2010 |
| Welman House Management Company Limited | Households | 2001 |
| Welro Ltd | Real estate | 2020 |
| Wentworth Gardens (Irlam) Management Company Limited | Households | 1991 |
| West Africa House Manco Ltd | Households | 2026 |
| West Country Cottages Ltd | Extraterritorial | 1999 |
| West END Waste and Metals Ltd | Water & waste | 2016 |
| West Shore Consultants Limited | Professional & scientific | 2025 |
| West Yorkshire Ticketing Company Limited | Administrative & support | 2004 |
| Westbrook Industrial Ltd | Transport & logistics | 1997 |
| Westbury Photonics Ltd | Professional & scientific | 2021 |
| Westchurch Homes Limited | Construction | 2014 |
| Westcliff Dental Practice Ltd. | Health & social care | 2006 |
| Western Consulting Services Limited | Professional & scientific | 2023 |
| Westfield House Company Limited | Households | 2003 |
| Westfield Management Co. (Bowdon) Limited | Households | 1975 |
| Westgarth Ltd | Wholesale & retail | 2003 |
| Westgate AMC Finance Ltd | Financial services | 2026 |
| Westholme Court Management Company Limited | Households | 1974 |
| Westholme Management Limited | Households | 2007 |
| Westlake Media Limited | Professional & scientific | 2014 |
| Westlake Property Developments Limited | Construction | 2019 |