| Whatshallidotoday Limited | Extraterritorial | 2012 |
| Wheel & Deal Auto Ltd | Wholesale & retail | 2025 |
| Wheel Glove Limited | Wholesale & retail | 2025 |
| Wheel Master NW Ltd | Wholesale & retail | 2023 |
| Wheel Rentals Ltd. | Administrative & support | 2020 |
| Wheel Works Bolton Ltd | Wholesale & retail | 2017 |
| Wheelcroft Media Limited | Professional & scientific | 2024 |
| Whetton Logistics Limited | Transport & logistics | 2019 |
| Whins Green Kitchen Limited | Hospitality | 2019 |
| Whipy Nutrition Limited | Wholesale & retail | 2025 |
| Whiskeyvelo Ltd | Wholesale & retail | 2019 |
| White Bridge Trading Ltd | Wholesale & retail | 2026 |
| White House Properties ( Manchester ) Limited | Real estate | 2021 |
| White PAW Communications Ltd | Professional & scientific | 2009 |
| White Pearl Estates (NW) Ltd | Real estate | 2023 |
| White Pearl Imports Limited | Manufacturing | 2023 |
| White Pearls Enterprises Limited | Financial services | 2024 |
| White Pearls Smiles Ltd | Health & social care | 2025 |
| Whitecroft Garage Limited | Wholesale & retail | 2015 |
| Whitecroft Stores Limited | Wholesale & retail | 2025 |
| Whitedown Limited | Administrative & support | 2016 |
| Whitefield Management Company Limited | Households | 2001 |
| Whitefield Motors Ltd | Wholesale & retail | 2019 |
| Whitefox Accountants Limited | Professional & scientific | 2024 |
| Whitegate Holdings (SE) Ltd | Financial services | 2021 |
| Whitehall Asset Management Ltd | Real estate | 2014 |
| Whitehall Conferences Limited | Administrative & support | 2016 |
| Whitehead Family Holdings Limited | Financial services | 2022 |
| Whitehill Associates Ltd | Real estate | 2024 |
| Whitehill Meadow (Blackrod) Management Company Limited | Real estate | 2019 |
| Whitehouse Professional Services Ltd | Administrative & support | 2018 |
| Whiteknightlegal Ltd | Professional & scientific | 2023 |
| Whiteline NW Ltd | Transport & logistics | 2011 |
| Whitemere Trade Services Ltd | Construction | 2022 |
| Whites Waste Papers Holdings Limited | Financial services | 2020 |
| Whites Waste Papers Limited | Manufacturing | 1988 |
| Whiteside's Chippy Ltd | Hospitality | 2024 |
| Whiting & Wilson Limited | Manufacturing | 2003 |
| Whittam Shutter Services Limited | Construction | 2008 |
| Whittle Hill Investments Limited | Real estate | 2001 |
| Whittle Pharmacies Limited | Wholesale & retail | 2000 |
| Whitworths Consulting Ltd | Real estate | 2024 |
| Whiz Consulting Limited | Information & communication | 2008 |
| WHO Dares Gains Ltd | Information & communication | 2022 |
| Whole Mind Healthcare Limited | Health & social care | 2023 |
| Wholesale Genie Ltd | Wholesale & retail | 2025 |
| Wholesale Home Textiles Ltd | Manufacturing | 2018 |
| Wholesale Trade Dealz Ltd | Wholesale & retail | 2023 |
| Wholesale Windows Limited | Construction | 2010 |
| Wholesalers Express Limited | Wholesale & retail | 2018 |
| Whowells Farm Property Management Company Limited | Real estate | 2010 |
| Whoz Next? Ltd | Information & communication | 2026 |
| Whushi Holdings Ltd | Professional & scientific | 2010 |
| Whysup in the Community CIC | Education | 2025 |
| Whysup Logistics Ltd | Education | 2026 |
| Wichita Limited | Financial services | 2019 |
| Wicked Cosmetics Ltd | Wholesale & retail | 2020 |
| Wicked Lester Ltd | Manufacturing | 2021 |
| Wickets (Standlake) Management Limited | Real estate | 2007 |
| Wide Mouth Bars Ltd | Hospitality | 2018 |
| Wide Way Global Limited | Construction | 2018 |
| Wifi Smart Home Ltd | Wholesale & retail | 2019 |
| Wigan Accident Repair Centre Limited | Wholesale & retail | 2015 |
| Wigan Building Services Ltd | Construction | 2014 |
| Wigan Caravan Storage Ltd | Construction | 2014 |
| Wigan Diggers | Arts & recreation | 2023 |
| Wigan News Ltd | Wholesale & retail | 2024 |
| Wigan Plant Hire Limited | Administrative & support | 2025 |
| Wigan Plastering Ltd | Construction | 2016 |
| Wigan Shopping Arcade Holdings Ltd | Other services | 2017 |
| Wigan Shopping Arcade Ltd | Real estate | 2013 |
| WIIX1 Trading Ltd | Wholesale & retail | 2024 |
| Wilbraham Building Company Limited | Real estate | 1937 |
| Wilbraham Market Ltd | Wholesale & retail | 2022 |
| Wilco Ecom Limited | Wholesale & retail | 2003 |
| Wilcox Estate Agents Ltd | Real estate | 2023 |
| Wild Tattoo Limited | Other services | 2021 |
| Wild Workouts C.I.C. | Arts & recreation | 2021 |
| Wildeagle Brand Co Ltd | Professional & scientific | 2015 |
| Wilder Content Limited | Other services | 2025 |
| Wildfish Limited | Information & communication | 2000 |
| Wildman Joinery Contractors Limited | Construction | 2020 |
| Wilfrid Obeng Ltd | Administrative & support | 2020 |
| Wiljs Limited | Information & communication | 2019 |
| Wilkes Commercial Facilities Ltd | Administrative & support | 2024 |
| Wilkinson Group Holdings Ltd | Financial services | 2025 |
| Wilkinson Haulage Limited | Transport & logistics | 2015 |
| Wilkinson Haulage NW Limited | Transport & logistics | 2019 |
| Wilkinson Pleaters Limited | Manufacturing | 1982 |
| Wilky's Wheels Ltd | Manufacturing | 2024 |
| Will Anthony Developer Ltd | Information & communication | 2025 |
| Will Barber 3D Services Limited | Professional & scientific | 2024 |
| Will Chan Consulting Ltd | Professional & scientific | 2025 |
| Will Thrill Ltd | Transport & logistics | 2021 |
| Will to WIN Pro Limited | Professional & scientific | 2020 |
| Willan Property Ltd | Real estate | 2022 |
| Willaston Life Ltd | Hospitality | 2019 |
| Willbay Ltd | Wholesale & retail | 2024 |
| William Alexander Holdings (UK) Ltd | Real estate | 2022 |
| William Allen (Bolton) Limited | Transport & logistics | 1940 |