| Westend Housing Ltd | Real estate | 2016 |
| Western Car Company Ltd. | Transport & logistics | 2001 |
| Western Coachworks Limited | Construction | 2003 |
| Western Kitchen and Bedrooms Ltd | Manufacturing | 2021 |
| Western Mere Maintenance Limited | Households | 2015 |
| Western Mount Lodge Ltd | Health & social care | 2011 |
| Westernrange Limited | Real estate | 1995 |
| Westfield International Limited | Professional & scientific | 2004 |
| Westland Woodland Ltd | Agriculture & fishing | 2026 |
| Westleaf Ltd | Hospitality | 2016 |
| Westmill Carter Limited | Construction | 2020 |
| Westmill Group Limited | Construction | 2020 |
| Westminster Building Company Holdings Limited | Construction | 2019 |
| Westminster Building Company Limited | Construction | 1994 |
| Westminster Medical Secretary Services Ltd | Health & social care | 2023 |
| Weston Building Services Limited | Construction | 2016 |
| Weston CS Ltd | Administrative & support | 2025 |
| Weston Decorators Limited | Construction | 2002 |
| Weston Hill Stud Limited | Agriculture & fishing | 2024 |
| Weston Investing Limited | Financial services | 2020 |
| Westons Property and Housing Ltd | Real estate | 2023 |
| Westrace Management Company Limited | Households | 1987 |
| Westrad Limited | Financial services | 1998 |
| WESTSIDE56 Solutions Ltd | Information & communication | 2019 |
| Westwell Property Ltd | Hospitality | 2025 |
| Westwood (Derby) Ltd | Health & social care | 2005 |
| Westwood Ceilings & Partitions Limited | Construction | 2011 |
| Westwood Paving Limited | Construction | 2001 |
| Westwood Services (UK) Limited | Construction | 2013 |
| Wetmore Fish and Chips Ltd | Hospitality | 2023 |
| Wetzet Ltd | Financial services | 2025 |
| Weybridge Homes Ltd | Real estate | 2018 |
| WF Derby Ltd | Hospitality | 2019 |
| WFW Developments Limited | Construction | 2003 |
| WG Ventures Ltd | Real estate | 2025 |
| WGH Developments Limited | Professional & scientific | 2022 |
| WH Builders Limited | Construction | 2024 |
| WH Small Electric Motors Limited | Wholesale & retail | 2023 |
| Wharf Import Export Limited | Extraterritorial | 2016 |
| Whartons Trading Limited | Wholesale & retail | 2012 |
| What's the Big Mistry Consultancy Limited | Professional & scientific | 2023 |
| Wheat (Eco) Ltd | Agriculture & fishing | 2021 |
| Wheatcroft Financial Management Limited | Professional & scientific | 2012 |
| Wheatfields (Seaton Delaval) Management Company Limited | Households | 2014 |
| Wheathills Farm Limited | Other services | 2018 |
| Wheatlands Chase (Redcar) Management Company Limited | Households | 2013 |
| Wheatley Motorsport Ltd | Arts & recreation | 2020 |
| Wheel House Properties Ltd | Financial services | 2023 |
| Wheelchair Depot Ltd | Wholesale & retail | 2024 |
| Wheeldon Brothers (Number 2) Limited | Extraterritorial | 2009 |
| Wheeldon Brothers 1867 Limited | Real estate | 2009 |
| Wheeldon Brothers Limited | Construction | 1989 |
| Wheeldon Commercial Limited | Construction | 2002 |
| Wheeldon Construction Ltd | Extraterritorial | 2000 |
| Wheeldon Group Limited | Construction | 2023 |
| Wheeldon Homes Limited | Construction | 1997 |
| Wheeldon Parkin Ltd | Professional & scientific | 2024 |
| Wheelie BIN Wizards Ltd | Administrative & support | 2018 |
| Wheelrefine Ltd | Wholesale & retail | 2024 |
| Wheels on Demand Ltd | Wholesale & retail | 2019 |
| Wheelybird Ltd | Information & communication | 2015 |
| Wheildon Ltd | Hospitality | 2024 |
| Whelan Residence Ltd | Real estate | 2024 |
| Whelan's Investments Limited | Real estate | 2008 |
| When Away Limited | Information & communication | 2018 |
| When YOU Move Limited | Information & communication | 2017 |
| Whhat Properties Limited | Real estate | 2019 |
| Whiggsy FBA Ltd | Wholesale & retail | 2024 |
| Whirlwind Facilities Management Ltd | Water & waste | 2024 |
| Whisky Events Ltd | Hospitality | 2025 |
| Whitaker Reward Limited | Professional & scientific | 2023 |
| White (Eco) Ltd | Agriculture & fishing | 2021 |
| White Doves Residential Home Limited | Health & social care | 2005 |
| White Feather Trading Ltd | Other services | 2019 |
| White Gables Care Home Ltd | Health & social care | 2022 |
| White Hart Duffield Limited | Hospitality | 2024 |
| White Hart Enterprise Limited | Construction | 2019 |
| White House Next GEN Ltd | Health & social care | 2020 |
| White House Print & Design Limited | Manufacturing | 2021 |
| White Industries Ltd | Administrative & support | 2013 |
| White Kite (Derby) Limited | Real estate | 2021 |
| White Label Resources Limited | Administrative & support | 2006 |
| White Lion Property Ltd | Real estate | 2023 |
| White Lotus Restaurants Ltd | Hospitality | 2025 |
| White Oak Management Limited | Information & communication | 2025 |
| White Oak Partners Ltd | Construction | 2025 |
| White Peak Consultancy Limited | Information & communication | 2014 |
| White Project Solutions Limited | Construction | 2025 |
| White Thorn Piercing Limited | Health & social care | 2021 |
| White Wolf Enterprises Ltd | Real estate | 2022 |
| White Wolf Investments Limited | Financial services | 2025 |
| Whitebox Construction Limited | Construction | 2002 |
| Whitegates Trustees Limited | Professional & scientific | 1968 |
| Whiteglove Consultancy Ltd | Professional & scientific | 2023 |
| Whitehead Group Ltd | Extraterritorial | 2022 |
| Whitehouse Day Nursery Limited | Health & social care | 1988 |
| Whitehouse Land (Care Developments) Ltd | Professional & scientific | 2019 |
| Whitehouse Land Development (Residential) Limited | Construction | 1999 |
| Whitehouse Property & Investments Ltd | Real estate | 2026 |
| Whitehurst Car Cosmetics (Derby) Ltd | Wholesale & retail | 2026 |