| Wayland Sheet Metal & Fabrications Limited | Manufacturing | 2003 |
| Weaver Enterprise & Property Investment Ltd | Real estate | 2023 |
| Well Mental UK CIC | Health & social care | 2020 |
| Wellness Evolution Limited | Health & social care | 2026 |
| Wentex Textiles Ltd | Wholesale & retail | 2023 |
| Westlink Solutions Ltd | Administrative & support | 2025 |
| White Horse West Yorkshire Ltd | Hospitality | 2020 |
| Whitehouse Accounting Services Ltd | Professional & scientific | 2011 |
| Whitwell Limited | Wholesale & retail | 1999 |
| Whitworthburger Limited | Hospitality | 2025 |
| Williams Beard Electrical Contractors Limited | Construction | 2012 |
| Wilmart International Ltd | Professional & scientific | 2018 |
| Windowplast.Uk Ltd | Manufacturing | 2026 |
| Winkvfx Limited | Information & communication | 2026 |
| Wire & Fiber UK Ltd | Construction | 2017 |
| Wisbech Propco Ltd | Transport & logistics | 2018 |
| Wiseman Services Limited | Professional & scientific | 2020 |
| Withington Autos Ltd | Manufacturing | 2017 |
| Withington Property Management Ltd | Real estate | 2024 |
| WJM Interiors Limited | Construction | 2022 |
| Wolf Builders & Joiners Ltd | Construction | 2021 |
| Wolfenden Building Services Ltd | Construction | 2015 |
| Women CIC | Education | 2025 |
| Woody Willow Properties Ltd | Real estate | 2024 |
| Wowcleans Limited | Administrative & support | 2026 |
| Wrapped by Chris Ltd | Professional & scientific | 2025 |
| Wynton Studios Ltd | Information & communication | 2025 |
| WZ Heywood Ltd | Hospitality | 2021 |
| XP Golden Dragon Ltd | Hospitality | 2017 |
| XVI Recruitment Ltd | Administrative & support | 2026 |
| Y & S Enterprise Ltd | Wholesale & retail | 2020 |
| YE Olde Bubbles Monkey Town Tyres Ltd | Wholesale & retail | 2024 |
| Yearsley Food Limited | Wholesale & retail | 1997 |
| Yemkinles Colleczione Ltd | Wholesale & retail | 2020 |
| Yisha Afro Foods Ltd | Wholesale & retail | 2025 |
| Younique Hair and Beauty Ltd | Other services | 2015 |
| Younique Talent Ltd | Education | 2025 |
| Younique Talent Training CIC | Education | 2025 |
| Yourlife Pharmacy Ltd | Wholesale & retail | 2021 |
| Yourwellnessclinic Ltd | Health & social care | 2024 |
| Youth Education Service Recruitment Ltd | Administrative & support | 2024 |
| Zakdrive Ltd | Transport & logistics | 2020 |
| Zanioload Ltd | Wholesale & retail | 2019 |
| Zawaadi Ltd | Wholesale & retail | 2018 |
| Zecko Ltd | Information & communication | 2019 |
| Zenec Limited | Wholesale & retail | 2024 |
| Zenex Pharma Ltd | Wholesale & retail | 2025 |
| Zenite Marketing Ltd | Wholesale & retail | 2019 |
| ZK Partitions & Ceiling Ltd | Construction | 2022 |
| Zoomtex Ltd | Manufacturing | 2022 |
| ZY Consulting Limited | Financial services | 2018 |