| Whitebank Homes Limited | Construction | 2020 |
| Whitecap Ltd | Hospitality | 2023 |
| Whitestone Brothers Ltd | Hospitality | 2025 |
| Whittam COX Limited | Professional & scientific | 2017 |
| Whittington Moor Printing Works Limited | Manufacturing | 1973 |
| Whittington Mount Management Company Limited | Households | 2004 |
| Whittington Stores Ltd | Wholesale & retail | 2025 |
| Whitton Lodge Limited | Construction | 2022 |
| Whitworth Collections Limited | Professional & scientific | 2025 |
| Whitworth Pallets Limited Ltd | Wholesale & retail | 2013 |
| Wicked Wills Limited | Professional & scientific | 2006 |
| Wide NET Communications Limited | Information & communication | 2021 |
| Wider Perspective Limited | Health & social care | 2024 |
| Wigfield Property Limited | Real estate | 2025 |
| Wiggywam Limited | Information & communication | 2017 |
| Wilbrick Ltd | Construction | 2014 |
| Wilbrid Limited | Construction | 2007 |
| Wilcom Europe Limited | Information & communication | 1991 |
| Wild Estates Limited | Real estate | 2015 |
| Wild Florist Limited | Wholesale & retail | 2025 |
| Wild Solutions Limited | Manufacturing | 1999 |
| Wild Wren Gardening Ltd | Construction | 2025 |
| Wildcat Careers Ltd | Administrative & support | 2021 |
| Wilde Property Investments Limited | Real estate | 2022 |
| Wildes Branded Hotels Limited | Financial services | 2016 |
| Wildes Group Limited | Professional & scientific | 2013 |
| Wildes Hotel Limited | Hospitality | 2019 |
| Wildes House Limited | Professional & scientific | 2020 |
| Wildes Inns Limited | Hospitality | 2022 |
| Wildes Mansion Limited | Hospitality | 2021 |
| Wildes Property Investments Limited | Hospitality | 2021 |
| Wildfell Developments Ltd | Wholesale & retail | 2023 |
| Wildflower Close Management Company Limited | Households | 2019 |
| Wildlife in Need Limited | Wholesale & retail | 2024 |
| Wildsmith Photography Ltd | Professional & scientific | 2024 |
| Wildtech Ecology Ltd | Professional & scientific | 2026 |
| Wilford MAY Property Limited | Real estate | 2026 |
| Wilkins Hammond Services Limited | Real estate | 2002 |
| Wilkins Vardy Residential Lettings Limited | Real estate | 2026 |
| Wilkins Vardy Residential Limited | Real estate | 2004 |
| Wilkinson Consulting & Trading Ltd | Wholesale & retail | 2025 |
| Will Drain Cctv Surveys Ltd | Construction | 2025 |
| William LEE Kelwick Ltd | Hospitality | 2016 |
| William Watts Machinery Limited | Wholesale & retail | 2000 |
| Williams Chip Shop Limited | Hospitality | 2003 |
| Williams Provisions Ltd | Hospitality | 2025 |
| Williams Way Estate Management Company Limited | Households | 2022 |
| Williamthorpe Regeneration Ltd | Construction | 2018 |
| Willoughby (2025) Limited | Other services | 2025 |
| Willoughby (611) Limited | Other services | 2017 |
| Willoughby (623) Limited | Other services | 2021 |
| Willow Path Care Limited | Health & social care | 2025 |
| Willow Path Limited | Financial services | 2025 |
| Willow Path Properties Limited | Real estate | 2025 |
| Willow Rose Media Ltd | Manufacturing | 2018 |
| Willowston Limited | Health & social care | 2018 |
| Wilson Bio-Chemical Limited | Administrative & support | 2006 |
| Wilson Biotech Limited | Other services | 2015 |
| Wilson Steam Limited | Professional & scientific | 2017 |
| Wilson System Limited | Professional & scientific | 2006 |
| Wilsons Houses Ltd | Real estate | 2026 |
| Wilway Prestige Developments Limited | Construction | 2003 |
| WIN Fish Ltd | Hospitality | 2023 |
| Wind Technical Specialist Limited | Professional & scientific | 2024 |
| Window Dressings Limited | Manufacturing | 2002 |
| Windows to India Tours & Travels PVT Ltd | Administrative & support | 2022 |
| Windrush Properties Limited | Real estate | 1995 |
| Windsor Vehicle Leasing Limited | Wholesale & retail | 1958 |
| Windyridge Property Rentals Ltd | Real estate | 2025 |
| Wingedge Developments Limited | Real estate | 1987 |
| Wingerworth Developments Limited | Construction | 2012 |
| Wingerworth Hiab Services Ltd | Transport & logistics | 2026 |
| Wingerworth Taxis Ltd | Transport & logistics | 2006 |
| Wingerworth Tyres Limited | Wholesale & retail | 2002 |
| Wingfield Court Business Park Limited | Households | 2021 |
| Winner House Limited | Hospitality | 2017 |
| Wins Chesterfield Ltd | Hospitality | 2022 |
| Winson Homes Limited | Real estate | 2019 |
| Winspear Motor Engineering Limited | Wholesale & retail | 2017 |
| Winstan Limited | Manufacturing | 2018 |
| Winster Foods Limited | Extraterritorial | 2022 |
| Wisdom &Hope Limited | Health & social care | 2016 |
| Wise OWL Theatre Company Limited | Arts & recreation | 2020 |
| Wiseman Smith Ltd | Real estate | 2025 |
| Wishandmakeitso Ltd | Real estate | 2017 |
| Wizard Wills Limited | Professional & scientific | 2006 |
| WMA Developments Limited | Real estate | 2003 |
| WMC Coatings Ltd | Construction | 2026 |
| WMC Derbyshire Ltd | Construction | 2023 |
| WN Solutions Ltd | Real estate | 2022 |
| Wolf Co. Ltd | Extraterritorial | 2016 |
| Wolf Garden Limited | Extraterritorial | 2013 |
| Wolf Licences Limited | Manufacturing | 1999 |
| Wolf Power Tools Ltd | Extraterritorial | 2016 |
| Wolf Trucking Limited | Transport & logistics | 2024 |
| Wolfenden Project Management Services Limited | Administrative & support | 2018 |
| Wombatt Fatigue Management Ltd | Professional & scientific | 2017 |
| Wonderful Way Care Ltd | Health & social care | 2024 |
| Wong LEE Takeaway Limited | Hospitality | 2018 |
| Wood Ward Developments Ltd | Construction | 2022 |