| WMS Electrical & Mechanical Services Ltd | Manufacturing | 2009 |
| Wmsm Limited | Professional & scientific | 2013 |
| WNA Cottages Ltd | Hospitality | 2022 |
| Wobblebox Services Ltd | Other services | 2022 |
| Wolf ALE Limited | Hospitality | 2017 |
| Womack & SON Limited | Real estate | 2024 |
| Woman Emperor Media Marketing & Productions Ltd | Information & communication | 2024 |
| Woman of Intent Ltd | Administrative & support | 2025 |
| Womblehillrastric Ltd | Hospitality | 2025 |
| Womenz Own Ltd | Other services | 2004 |
| Wonder of Wellness Huddersfield Ltd | Health & social care | 2023 |
| Wonders Healthcare Ltd | Health & social care | 2016 |
| Wood Assets Limited | Real estate | 2023 |
| Wood Associates (UK) Ltd | Extraterritorial | 2010 |
| Wood Creative Limited | Professional & scientific | 2010 |
| Wood Flamed Burger Limited | Hospitality | 2019 |
| Wood Group Interim & Consulting Ltd | Professional & scientific | 2020 |
| Wood Leigh Estates Ltd | Real estate | 2024 |
| Wood YOU Buy Ltd | Wholesale & retail | 2019 |
| Woodall Properties Ltd | Real estate | 2022 |
| Woodblox Properties Ltd | Real estate | 2019 |
| Woodcock & Wilson Group Limited | Professional & scientific | 2014 |
| Woodend Wind Farm Limited | Energy | 2026 |
| Woodfield Park Limited | Financial services | 2026 |
| Woodgreen Financial Services Ltd | Financial services | 2013 |
| Woodhead & SON Catering Limited | Hospitality | 2019 |
| Woodhead Court (Holmfirth) Limited | Households | 2005 |
| Woodhouse Newsagents Ltd | Wholesale & retail | 2016 |
| Woodhouse Toptaste Ltd | Hospitality | 2020 |
| Woodland Glade Sports Management Company Limited | Arts & recreation | 1990 |
| Woodland View Properties Limited | Real estate | 2016 |
| Woodlanders Enterprises Limited | Professional & scientific | 2020 |
| Woodlanders Football Club | Arts & recreation | 2017 |
| Woodlands (Blackmoorfoot) Management Company Limited | Households | 2007 |
| Woodlands Joinery BFD Ltd | Manufacturing | 2025 |
| Woodlands Pizzaficio Ltd | Hospitality | 2019 |
| Woodley Bioreg Limited | Administrative & support | 2001 |
| Woodnook Holdings Limited | Administrative & support | 2019 |
| Woods Accountancy Services Ltd | Professional & scientific | 2006 |
| Woods Hire Yorkshire Ltd | Administrative & support | 2022 |
| Woods Property Enterprises Limited | Real estate | 2025 |
| Woods Taxis Ltd | Transport & logistics | 2017 |
| Woodside Enterprises Limited | Professional & scientific | 2022 |
| Woodside Medical Services Limited | Health & social care | 2015 |
| Woodside Property Rentals Ltd | Real estate | 2019 |
| Woodsome Hall Golf Club Limited | Arts & recreation | 1925 |
| Woodsome Lodge (SPV) Ltd | Real estate | 2018 |
| Woodsome Valley Self Storage Ltd | Administrative & support | 2021 |
| Woodstock Management Company (Huddersfield) Limited | Households | 1994 |
| Woodview House (Hudd) Ltd | Real estate | 2023 |
| Woody’S Top Retreat Ltd | Hospitality | 2026 |
| Wooldale Fabrics Limited | Wholesale & retail | 2022 |
| Woollen Spinners (Huddersfield) Limited | Manufacturing | 1960 |
| Woolrow Farm Limited | Agriculture & fishing | 2016 |
| Wooltex Spinning Company Limited | Manufacturing | 2021 |
| Wooltex U.K. Limited | Manufacturing | 2000 |
| Woolton Hall Limited | Real estate | 2000 |
| Wooly & Company Limited | Wholesale & retail | 1994 |
| Woowoo Walks Ltd | Arts & recreation | 2026 |
| WORD4WORD Legal Translation Services Ltd | Professional & scientific | 2015 |
| Work and Safety Wear Limited | Manufacturing | 2020 |
| Work Rest OR Play Ltd | Professional & scientific | 2024 |
| Workout Daley Ltd | Arts & recreation | 2025 |
| World of Wool Limited | Extraterritorial | 2000 |
| Worldbuilder Music Limited | Information & communication | 2023 |
| Worldly Affairs Ltd | Wholesale & retail | 2025 |
| Worldwide Surplus Supplies Limited | Transport & logistics | 1989 |
| Worldwideworkers.Club Limited | Other services | 2018 |
| Worth Homes (Yorkshire) Ltd | Construction | 2007 |
| Worth Valley Developments Limited | Construction | 2021 |
| Wound UP Theatre Ltd | Arts & recreation | 2018 |
| WQS Holdings Ltd | Financial services | 2022 |
| WR Construction PVT Ltd | Construction | 2023 |
| WR Marketing Services Limited | Financial services | 2019 |
| Wratio Solutions Ltd | Professional & scientific | 2024 |
| Wray Housing Ltd | Real estate | 2020 |
| Wright About Lawns Ltd | Wholesale & retail | 2023 |
| Wright Morris Projects Limited | Construction | 2008 |
| Writesand Ltd | Information & communication | 2025 |
| Wroe & Co Limited | Administrative & support | 2023 |
| Wroe Acquisitions Limited | Real estate | 2023 |
| WS Financial Solutions Limited | Professional & scientific | 2024 |
| WS9980 Limited | Extraterritorial | 2016 |
| WS9981 Limited | Financial services | 2016 |
| Wspr Beds Ltd | Wholesale & retail | 2025 |
| WST Cleaning Ltd | Administrative & support | 2023 |
| Wtep Consultancy Ltd | Professional & scientific | 2023 |
| WTS Brothers Ltd | Wholesale & retail | 2024 |
| Wulfe Properties Ltd | Real estate | 2023 |
| Wulminbear Ltd | Wholesale & retail | 2025 |
| WY Select Ltd | Education | 2025 |
| WYE Valley Pharma Ltd | Wholesale & retail | 2019 |
| Wyld Haus Ltd | Wholesale & retail | 2025 |
| Wylingua Ltd | Education | 2006 |
| Wzhomer Ltd | Health & social care | 2012 |
| X3 Properties Limited | Construction | 2014 |
| X90 Properties Limited | Households | 2025 |
| Xamax Ltd | Extraterritorial | 2018 |
| Xanthe Quayle Landscape Architects Ltd | Professional & scientific | 2012 |
| Xclusive Modders Ltd | Wholesale & retail | 2025 |