| Wandola Limited | Professional & scientific | 2024 |
| Warden Wealth Management Limited | Financial services | 2026 |
| Warner Building Ltd | Construction | 2024 |
| Watermead Housing Limited | Real estate | 2012 |
| Waterside DC Ltd | Administrative & support | 2020 |
| Waterside Places (General Partner) Limited | Construction | 2002 |
| Waterside Places (GP Nominee) Limited | Extraterritorial | 2006 |
| Waterside Places (Nominee One) Limited | Professional & scientific | 2012 |
| Waterside Places (Nominee Two) Limited | Professional & scientific | 2012 |
| Waterside Places Limited Partnership | | 2002 |
| Waterways Pension Trustees Limited | Extraterritorial | 1984 |
| WE DO Sums Limited | Professional & scientific | 2026 |
| Wearcycle Limited | Wholesale & retail | 2024 |
| Webbed Trading Ltd. | Wholesale & retail | 2023 |
| Webber Nutrition Limited | Arts & recreation | 2021 |
| Wefill Ltd | Administrative & support | 2018 |
| Weise & Whitfield Property Rentals Ltd | Real estate | 2026 |
| Weisfield Connects Ltd | Administrative & support | 2024 |
| Well Polished Commercial Limited | Administrative & support | 2020 |
| Well Polished Holdings Limited | Financial services | 2021 |
| Well Polished UK Limited | Professional & scientific | 2019 |
| Wellhauss Limited | Professional & scientific | 2025 |
| Wellings Consulting and Training Limited | Professional & scientific | 2024 |
| Welsby Memorials Limited | Other services | 2005 |
| Wensted Limited | Administrative & support | 2017 |
| Wera's Property Services Ltd | Real estate | 2019 |
| West Cheshire Properties Limited | Real estate | 2011 |
| Whitby Kebab Ltd | Hospitality | 2024 |
| Whitby Vape Ltd | Wholesale & retail | 2026 |
| Whitbys Pizza Restaurant Ltd | Hospitality | 2025 |
| White Elephant Wansbeck Limited | Hospitality | 2017 |
| White House Dental Practice Chester Ltd | Health & social care | 2025 |
| White Noise Agencies Ltd | Wholesale & retail | 2016 |
| Whiteoak Recruitment Limited | Administrative & support | 2013 |
| Whitethorns Property Limited | Administrative & support | 2017 |
| Whitfield & Weise Property Rentals LLP | | 2018 |
| Whittaker Property Rentals Ltd | Real estate | 2021 |
| Wigan Orthodontics Centre Ltd | Health & social care | 2023 |
| Wiicare Clinical Services Ltd | Health & social care | 2023 |
| Wil-Can Shipping & Removals (UK) Ltd. | Transport & logistics | 2022 |
| Wildcat Engineering Limited | Extraterritorial | 2012 |
| Wilkinson Skips Limited | Manufacturing | 1998 |
| Willaston Design Limited | Information & communication | 2025 |
| Willow and Co Group Ltd | Health & social care | 2025 |
| Willow Hearth Care Ltd | Health & social care | 2025 |
| Winchester Smiles Limited | Health & social care | 2015 |
| Winter Dental Holdings Limited | Health & social care | 2022 |
| Wirral Discount Supplies Limited | Wholesale & retail | 1966 |
| Wirral Fire Protection Limited | Professional & scientific | 2002 |
| Wirral Fires Limited | Wholesale & retail | 2012 |
| Wirral Green Spaces Limited | Other services | 2025 |
| Wirral Storage and GAS Limited | Wholesale & retail | 2025 |
| Wirral VIP Transfers Ltd | Transport & logistics | 2026 |
| Wodeyar Health Ltd | Health & social care | 2026 |
| Wolftek Pro Ltd | Wholesale & retail | 2025 |
| Women Leaders Assc Limited | Professional & scientific | 2021 |
| Wonderment Travel Limited | Extraterritorial | 2019 |
| Woodcote Hotel Limited | Hospitality | 2017 |
| Woodhouse's Speciality Mushrooms Ltd | Agriculture & fishing | 2023 |
| Woodlands Dental Practice Ltd | Health & social care | 2024 |
| Woodlea Property Group Limited | Real estate | 2023 |
| Woods of Wirral Ltd | Wholesale & retail | 2010 |
| Worden-Roberts Investments Ltd | Financial services | 2026 |
| Work Genie Limited | Administrative & support | 2025 |
| Working Transitions Limited | Professional & scientific | 2005 |
| World Gold Composite Technologies Concilium Limited | Professional & scientific | 2024 |
| World of Riding Ltd | Arts & recreation | 2013 |
| Wrea Brook Park Management Company Limited | Real estate | 2019 |
| Wrights Services UK Limited | Manufacturing | 2006 |
| Wrightway Plant Glazing & Repairs Limited | Construction | 2002 |
| Wristwood Limited | Wholesale & retail | 2018 |
| Wroot Design Ltd | Professional & scientific | 2003 |
| Wsdc Ltd | Health & social care | 2019 |
| Wtr(Anaesthesia) Limited | Professional & scientific | 2011 |
| WY Pharmacy Ltd | Professional & scientific | 2010 |
| Wyattpm Limited | Professional & scientific | 2013 |
| Wylist Ltd | Wholesale & retail | 2022 |
| Wynterfell Holdings Ltd | Health & social care | 2025 |
| X11 Investments Limited | Real estate | 2018 |
| Xpert Assist Ltd | Financial services | 2020 |
| Yasin Locums Limited | Health & social care | 2017 |
| Yasmin Dental Limited | Health & social care | 2020 |
| Yasmin Esparon Hair Limited | Other services | 2019 |
| YDS Flooring Limited | Construction | 2024 |
| Yemi Oshe Foundation | Education | 2025 |
| Yinguang Limited | Hospitality | 2018 |
| Yong Property Limited | Real estate | 2024 |
| York Services Limited | Administrative & support | 2005 |
| Yorkshire Clinical Education Limited | Health & social care | 2024 |
| Youngu Aesthetics Ltd | Education | 2016 |
| Younisco Medical Services Ltd | Health & social care | 2026 |
| Yousef Food Ltd | Hospitality | 2019 |
| Youth Federation Limited | Professional & scientific | 2011 |
| YSL Dent Limited | Health & social care | 2020 |
| Ysyang Limited | Health & social care | 2015 |
| Yuruk Transport Ltd | Transport & logistics | 2025 |
| ZA Rana Holding Ltd | Financial services | 2025 |
| ZA Rana Investment Ltd | Real estate | 2024 |
| ZA Rana Medical Ltd | Health & social care | 2023 |
| Zadent Ltd | Health & social care | 2023 |