| Withington Physiotherapy Ltd | Other services | 2020 |
| Witnesham Hall Equestrian Ltd | Agriculture & fishing | 2022 |
| Wittons House Management Company Limited | Households | 1996 |
| Wizard of Cues Ltd | Wholesale & retail | 2021 |
| WJB Training & Consultancy Ltd | Professional & scientific | 2016 |
| WJL Contracts Limited | Manufacturing | 2010 |
| WJP Creative Ltd | Information & communication | 2021 |
| Wjweb Ltd | Information & communication | 2014 |
| WK Holdings Ltd | Wholesale & retail | 2024 |
| Wkam Ltd. | Wholesale & retail | 2021 |
| Wlnd Consulting Limited | Professional & scientific | 2018 |
| WM Hair & Beauty Ltd | Other services | 2018 |
| WM I.T Solutions Limited | Information & communication | 2016 |
| WM Snacks Ltd | Wholesale & retail | 2025 |
| WM Transportation Ltd | Transport & logistics | 2025 |
| WN Accountancy Limited | Professional & scientific | 2019 |
| WN Ltd | Health & social care | 2010 |
| WNP FM Services Limited | Administrative & support | 2019 |
| WNW Property Management Ltd | Real estate | 2023 |
| WOJ3CODE Limited | Information & communication | 2021 |
| Woland IT Ltd | Information & communication | 2016 |
| Wolf & Flower Ltd | Wholesale & retail | 2020 |
| Wolf Advisory Group Limited | Information & communication | 2025 |
| Wolf CUB Global Solutions Limited | Wholesale & retail | 2011 |
| Wolf Franchise Limited | Hospitality | 2013 |
| Wolf Rayet Group Limited | Information & communication | 2026 |
| WOLF359 Security Architecture and Design Limited | Information & communication | 2026 |
| Wolfco CP One Limited | Hospitality | 2016 |
| Wolfco MC One Ltd | Hospitality | 2016 |
| Wolfcrest Motors Ltd | Wholesale & retail | 2023 |
| Wolfcub Hotel Group Limited | Hospitality | 2025 |
| Wolfen Consulting Ltd | Information & communication | 2020 |
| Wolfie’S Bar Ltd | Hospitality | 2026 |
| Women First Gynaecology Ltd | Health & social care | 2026 |
| Women in Construction Ltd | Administrative & support | 2022 |
| Womens Financials Limited | Financial services | 2016 |
| Wong Wong Investments Ltd | Real estate | 2025 |
| Wongs Takeaway Limited | Wholesale & retail | 2002 |
| Wood Property Legacy Ltd | Real estate | 2019 |
| Wood Whisper Limited | Wholesale & retail | 2016 |
| Woodall-Nicholson Ltd | Manufacturing | 2023 |
| Woodbine Investments Ltd | Real estate | 2023 |
| Woodbine Motor Group Ltd | Wholesale & retail | 2015 |
| Woodbridge College | Education | 2018 |
| Woodbridge Trust | Education | 2018 |
| Woodbury Park Dental Limited | Health & social care | 2025 |
| Woodcroft Design Limited | Professional & scientific | 2017 |
| Wooded Hill Books Limited | Information & communication | 2023 |
| Woodend Catering Ltd | Hospitality | 2021 |
| Woodford Studio Ltd | Professional & scientific | 2006 |
| Woodholme Supplies Limited | Wholesale & retail | 2013 |
| Woodland Textiles (UK) Limited | Wholesale & retail | 2023 |
| Woodlands Development Horwich Ltd | Construction | 2021 |
| Woodlands Power Limited | Professional & scientific | 2008 |
| Woodley Equipment Company Limited | Wholesale & retail | 2003 |
| Woodside Labour Ltd | Construction | 2018 |
| Woodsleigh Consultants Limited | Administrative & support | 2009 |
| Woodstock Facilities Management Limited | Professional & scientific | 2023 |
| Woodtec Designs Limited | Construction | 2018 |
| Woodvale (Westhoughton) Management Company Limited | Households | 2017 |
| Woofology Dog Training Ltd | Other services | 2024 |
| Woolbean Limited | Professional & scientific | 2015 |
| Woolfenden Agencies Limited | Other services | 2024 |
| Woolfenden Limited | Transport & logistics | 2019 |
| Woolford Maintenance Ltd | Professional & scientific | 2023 |
| Worcester Miles Limited | Transport & logistics | 2023 |
| Wordsworth Street Garage Ltd | Wholesale & retail | 2017 |
| Workanzer Ltd | Wholesale & retail | 2022 |
| Workersengine Ltd | Professional & scientific | 2021 |
| Workforce Innovation Limited | Administrative & support | 2014 |
| Workforce Recruitment (North West) Limited | Administrative & support | 2003 |
| Workforce Recruitment Group Limited | Administrative & support | 2016 |
| Worklife Recruitment Systems Ltd | Administrative & support | 2023 |
| Worklite Limited | Wholesale & retail | 2010 |
| Workman Transport Limited | Transport & logistics | 2023 |
| Workplace Mental Health Limited | Education | 2016 |
| Workpoint Recruitment Limited | Administrative & support | 1996 |
| Worktop Warehouse Stone Masters Ltd | Manufacturing | 2023 |
| World Boxing Body Ltd | Arts & recreation | 2020 |
| World Esports Broadcasting Corporation Limited | Information & communication | 2021 |
| World Globalization Limited | Arts & recreation | 2025 |
| World Languages Ltd | Other services | 2017 |
| World of Beer Ltd | Wholesale & retail | 2019 |
| World of Fashion (Manchester) Limited | Wholesale & retail | 2007 |
| World of Hedges Limited | Agriculture & fishing | 2006 |
| World of Waffle (Manchester) Ltd | Wholesale & retail | 2023 |
| World Plaster Limited | Manufacturing | 2013 |
| World Platinum Property Services Ltd | Real estate | 2024 |
| Worldstudypath Ltd | Education | 2024 |
| Worldvision Services Limited | Arts & recreation | 2007 |
| Worldwide Community & Support Care Ltd | Health & social care | 2024 |
| Worldwide Deaf Gym Limited | Arts & recreation | 2023 |
| Worry Free Limited | Financial services | 2009 |
| Worsley Court Limited | Construction | 1984 |
| Worsley Gardening Services Ltd | Administrative & support | 2025 |
| Worsley Paving Ltd | Construction | 2025 |
| Worsley View Property Management Company Limited | Real estate | 2008 |
| Worth Way Hire Limited | Administrative & support | 2024 |
| Worthington Barber Developments Limited | Construction | 2021 |
| Worthington Home Improvements Ltd | Construction | 2018 |