| WE Build Construction Limited | Construction | 2023 |
| WE Build Contractors Limited | Construction | 2009 |
| WE Build Flatpack Ltd | Other services | 2025 |
| WE Buy Properties Fast Limited | Real estate | 2004 |
| WE Buy Properties Fast Tettenhall Road Limited | Real estate | 2013 |
| WE Compare Windows Limited | Information & communication | 2021 |
| WE Defend EU - Diaspora Ltd | Professional & scientific | 2025 |
| WE Desi Catering Limited | Hospitality | 2023 |
| WE GOT Character Limited | Wholesale & retail | 2015 |
| WE GOT Your Back Ltd | Wholesale & retail | 2024 |
| WE Tyre YOU 24/7 Limited | Wholesale & retail | 2024 |
| WE Work Media Ltd | Manufacturing | 2024 |
| Wealth Interventions Ltd | Education | 2023 |
| Wearewhanau Limited | Extraterritorial | 2022 |
| Wearnock Ltd | Wholesale & retail | 2025 |
| Weather Consultancy Services Limited | Information & communication | 2011 |
| Weave London Ltd | Manufacturing | 2016 |
| Web Pixels Studio Ltd | Information & communication | 2025 |
| Webentum Ltd | Wholesale & retail | 2024 |
| Webgibb Welding and Fabrications Limited | Construction | 1988 |
| Webify Rank Solutions Ltd | Professional & scientific | 2026 |
| Webitive Limited | Wholesale & retail | 2011 |
| Webley Records Limited | Arts & recreation | 2016 |
| Webs Invention Ltd | Information & communication | 2025 |
| Website Specialist Ltd | Information & communication | 2020 |
| Webtarget Limited | Information & communication | 2014 |
| Wecare Care Ltd | Health & social care | 2024 |
| Weconstructuk Ltd | Construction | 2021 |
| Wecreatedesignbuild Ltd | Construction | 2025 |
| Weddings at the Flower Shop Ltd | Wholesale & retail | 2020 |
| Wedesi Wolverhampton Ltd | Hospitality | 2025 |
| Wednesbury Garden Services Limited | Administrative & support | 2023 |
| Wednesfield Appliance Repairs Limited | Manufacturing | 2004 |
| Wednesfield Bargains Ltd | Wholesale & retail | 2017 |
| Wednesfield Cafe Limited | Hospitality | 2025 |
| Wednesfield Clerance Ltd | Wholesale & retail | 2025 |
| Wednesfield Hand Car Wash Ltd | Administrative & support | 2025 |
| Wednesfield Mini Market Ltd | Wholesale & retail | 2022 |
| Wednesfield Motor Company Ltd | Wholesale & retail | 2010 |
| Wednesfield Optical Limited | Health & social care | 2019 |
| Wedo Digital Group Ltd | Information & communication | 2025 |
| Weight Loss With Tarn Ltd | Arts & recreation | 2022 |
| Weldfast Coachcraft Limited | Manufacturing | 2006 |
| Weldfast Industrial Painting Services Limited | Extraterritorial | 2011 |
| Well Associates Limited | Education | 2010 |
| Well Being's Together CIC | Health & social care | 2024 |
| Well Care Support Ltd | Administrative & support | 2023 |
| Well Lane Cafe Deliveries Limited | Hospitality | 2025 |
| Well Lane Cafe Limited | Hospitality | 2021 |
| Wellesley House Nursing Home Limited | Health & social care | 2000 |
| Wellington Stores WM Ltd | Wholesale & retail | 2025 |
| Wellman Brothers & Co Ltd | Wholesale & retail | 2023 |
| Wellmanweb Ltd | Information & communication | 2016 |
| Wellness Business Solutions Ltd | Health & social care | 2025 |
| Wellness Haven Ltd | Public administration | 2023 |
| Wells Letts Ltd | Real estate | 2025 |
| Wellstead Healthcare Group Ltd | Health & social care | 2025 |
| Wemsman Property Limited | Real estate | 2025 |
| Wenroso Ltd | Other services | 2022 |
| Wepower Ltd | Construction | 2025 |
| Werelax Limited | Wholesale & retail | 2022 |
| Wergs Consultancy Limited | Administrative & support | 2016 |
| Wergs Facilities Management Limited | Households | 2025 |
| Wergs Golf Club Limited | Arts & recreation | 1966 |
| Wergs Hall Property Management Limited | Real estate | 2005 |
| Wergs Prop 1 Limited | Administrative & support | 2025 |
| Wergs Property Limited | Financial services | 2017 |
| Wescol Limited | Manufacturing | 1951 |
| West & East London Ltd | Construction | 2021 |
| West END Gardens Management Company Limited | Households | 2017 |
| West House 239 Limited | Hospitality | 2019 |
| West House Kang LE Limited | Hospitality | 2024 |
| West Keys Limited | Real estate | 2024 |
| West Lodge Residents Association Limited | Hospitality | 1972 |
| West Midland Catering Services Ltd | Hospitality | 2023 |
| West Midland Distribution Ltd | Construction | 2019 |
| West Midland Tiles Ltd | Construction | 2024 |
| West Midlands Biomass Ltd | Water & waste | 2023 |
| West Midlands Caribbean Parents and Friends Association | Other services | 1992 |
| West Midlands Chauffeur Services Limited | Administrative & support | 2015 |
| West Midlands Electrician Ltd | Construction | 2016 |
| West Midlands Historic Buildings Trust | Other services | 1985 |
| West Midlands Piercing Academy Ltd | Education | 2026 |
| West Midlands Property Holdings Ltd | Real estate | 2023 |
| West Midlands Property Limited | Construction | 2019 |
| West Midlands Roof Box Hire Limited | Other services | 2019 |
| West Midlands Saga Hockey Ltd | Arts & recreation | 2019 |
| West Mids Recovery Ltd | Transport & logistics | 2024 |
| West Park International Limited | Information & communication | 2015 |
| West Park Taxi Ltd | Transport & logistics | 2025 |
| West Pelham Estates Limited | Real estate | 2013 |
| West Yeti Investment Ltd | Information & communication | 2020 |
| Westbeech Capital Limited | Construction | 2013 |
| Westbeech Group Limited | Construction | 2021 |
| Westbeech Homes Limited | Construction | 2021 |
| Westbourne Terrace Ltd | Transport & logistics | 2022 |
| Westbridge Legal Advisory Limited | Professional & scientific | 2026 |
| Westcotair Ltd | Real estate | 2023 |
| Westcote Consultancy Limited | Professional & scientific | 2018 |
| Westcote Consulting Ltd | Professional & scientific | 2025 |