| Vulcan Office Ltd | Manufacturing | 2025 |
| VW Audi & Vauxhall Spares Ltd | Other services | 2012 |
| VW Parts NW Ltd | Wholesale & retail | 2021 |
| VXT Ltd | Other services | 2014 |
| W & J Real Estate Ltd | Real estate | 2025 |
| W & N Homes Limited | Hospitality | 2013 |
| W & W Leisure Limited | Hospitality | 2026 |
| W B Contractors Ltd | Construction | 2021 |
| W B LEE & Co. Limited | Professional & scientific | 2013 |
| W B Motorhome Sales Limited | Wholesale & retail | 2026 |
| W Casement Limited | Financial services | 2014 |
| W H Decorating Ltd | Construction | 2023 |
| W Meats (1981) Limited | Wholesale & retail | 2024 |
| W R Capital Holdings Ltd | Financial services | 2026 |
| W T Tools Limited | Wholesale & retail | 2006 |
| W Turnbull & Sons Ltd | Extraterritorial | 1998 |
| W&M Associates Ltd | Professional & scientific | 2025 |
| W-Aparthotels Ltd | Hospitality | 2025 |
| W. & D. Greenwood & Sons (Catering) Limited | Hospitality | 1974 |
| W. a. Ingham & Sons Ltd | Construction | 2004 |
| W.A Technology Ltd | Information & communication | 2020 |
| W.D.F. Estates Limited | Real estate | 2000 |
| W.H.Bridge(Haulage)Limited | Transport & logistics | 1963 |
| W.O. PTI Ltd | Wholesale & retail | 2017 |
| W2 Finance Limited | Professional & scientific | 2011 |
| Waddos Squeaky Clean Limited | Administrative & support | 2026 |
| Wafaq Limited | Financial services | 2025 |
| Wages Bureau (Manchester) Limited | Professional & scientific | 1988 |
| Waheed Barbers Limited | Other services | 2026 |
| Walast Limited | Administrative & support | 2012 |
| Walgereens Ltd | Wholesale & retail | 2025 |
| Walkden Community Hub Community Interest Company | Other services | 2017 |
| Walkerforms Ltd | Wholesale & retail | 2024 |
| Walkers Road Convenience Ltd | Wholesale & retail | 2025 |
| Walton & Norris Groundworks Ltd | Construction | 2021 |
| WAN Wong Food Ltd | Hospitality | 2021 |
| Wanderlust Case Management & Physiotherapy Services Ltd | Health & social care | 2018 |
| Wannabeez Ltd | Information & communication | 2002 |
| Wape Unit Ltd | Transport & logistics | 2025 |
| Waqaas Professional Services Limited | Administrative & support | 2018 |
| Warehouse Gym Official Ltd | Arts & recreation | 2021 |
| Warehouse Solutions Group Limited | Transport & logistics | 2021 |
| Warm Home Group Asset SPV Limited | Financial services | 2022 |
| Warm Home Group Limited | Financial services | 2020 |
| Warm Home Group Solar Battery Limited | Construction | 2022 |
| Warm Home Plumbing & Heating Engineers (UK) Ltd | Construction | 2010 |
| Warmerhome Energy Grant Limited | Construction | 2024 |
| Warren Knightly Photography Limited | Professional & scientific | 2006 |
| Warren Standring Freelance Services Ltd | Professional & scientific | 2005 |
| Warrior at the Lion Ltd | Hospitality | 2013 |
| Warrydesserts Ltd | Hospitality | 2024 |
| Warwick Plumbing Holdings Limited | Financial services | 2016 |
| Waseem Fruit and VEG Ltd | Wholesale & retail | 2026 |
| Wash Tech Solutions Limited | Administrative & support | 2007 |
| Waste Solutions MCR Ltd | Professional & scientific | 2012 |
| Wata Enterprises Limited | Wholesale & retail | 2025 |
| Watan Builders Ltd | Construction | 2024 |
| Watchmovers Limited | Construction | 2020 |
| Water 8 Solutions Limited | Construction | 2015 |
| Water Solar Technology Ltd. | Administrative & support | 2009 |
| Water Street Dental Ltd | Health & social care | 2017 |
| Watercrest Limited | Real estate | 2025 |
| Waterfold Developments Limited | Construction | 2025 |
| Watergrove Properties Limited | Real estate | 2023 |
| Waterhead Community Sports Club CIC | Arts & recreation | 2023 |
| Waterloo Business Management Ltd | Water & waste | 2009 |
| Watermelon Capital Ventures Limited | Real estate | 2026 |
| Watersheddings Chippy Ltd | Hospitality | 2021 |
| Watersheddings Rugby Ltd | Arts & recreation | 2023 |
| Waterton Engineering Co. Limited | Manufacturing | 1970 |
| Waterwise Irrigation Limited | Construction | 2013 |
| Watkins Young Group Ltd | Financial services | 2026 |
| Watp Properties Limited | Real estate | 2021 |
| Watt Holdings Limited | Financial services | 2022 |
| Wattsenglish Ltd. | Education | 2006 |
| WAV Right Limited | Wholesale & retail | 2025 |
| Wave Learning Limited | Professional & scientific | 2009 |
| Wayanad Taste Ltd | Hospitality | 2024 |
| Waz's Estates Ltd | Real estate | 2026 |
| Wazir & Brother (UK) Ltd | Wholesale & retail | 2022 |
| WB Decorative Concrete Ltd | Construction | 2025 |
| WB Park Homes Limited | Hospitality | 2017 |
| Wbes (Oldham) Limited | Construction | 2024 |
| WBM Holdings Limited | Water & waste | 2019 |
| WBP Surveys Ltd | Financial services | 2022 |
| WD Bar Enterprises Ltd | Hospitality | 2022 |
| WDF Demolition & Excavation Limited | Construction | 2011 |
| WDF Environmental Services Ltd | Water & waste | 2026 |
| WDF Estates (Industrial) Limited | Real estate | 2016 |
| WDF Excavations Limited | Construction | 2013 |
| WE AR Uneek Ltd | Wholesale & retail | 2016 |
| WE ARE Cloth Ltd | Wholesale & retail | 2021 |
| WE ARE Wolf Brewing Ltd | Manufacturing | 2023 |
| WE Buy Homes Ltd | Real estate | 2024 |
| WE CAN Foods Limited | Manufacturing | 1988 |
| WE DO Group Ltd | Construction | 2024 |
| WE Fit ANY Furniture Limited | Construction | 2016 |
| WE Fit Graphics Ltd | Professional & scientific | 2016 |
| WE Flip Ltd | Real estate | 2025 |
| WE Made IT Work Limited | Information & communication | 2011 |