| Willow-Shea Ltd | Wholesale & retail | 2024 |
| Willows Management Company (Morecambe) Limited | Households | 1989 |
| Wills-Higham Associates Ltd | Professional & scientific | 2025 |
| Winchlow Holdings Limited | Financial services | 2025 |
| Winston One Group Limited | Financial services | 2018 |
| Wise UP Workshops C.I.C. | Other services | 2017 |
| Wishlinkz Limited | Wholesale & retail | 2021 |
| WOK in 25 Limited | Hospitality | 2025 |
| Wolfie Waggers Ltd | Other services | 2025 |
| Wood & Co (Lancaster) Ltd | Professional & scientific | 2025 |
| Woodflooring Supplies Ltd | Construction | 2009 |
| Woodgate Park Ltd | Real estate | 2012 |
| Woodlands MOT Centre (Morecambe) Limited | Wholesale & retail | 2013 |
| Woodvale Groundworks Ltd | Construction | 2025 |
| Woolley Holdings (NW) Limited | Financial services | 2025 |
| World CBD Awards Ltd | Administrative & support | 2019 |
| Worldies Official CIC | Health & social care | 2023 |
| WP Services Ltd | Construction | 2023 |
| Wright & Lord Solicitors Ltd | Professional & scientific | 2009 |
| Wyngarth Investments Limited | Professional & scientific | 1990 |
| Wyre Driveways and Patios Ltd | Administrative & support | 2024 |
| Wyvern Books Ltd | Information & communication | 2020 |
| X.O.Ease Fitness Ltd | Arts & recreation | 2018 |
| XE Consulting Limited | Professional & scientific | 2023 |
| Yanaesthetics Ltd | Other services | 2025 |
| Yellow Door Lets | Real estate | 2011 |
| Yellow Door Lets (Lancaster) | Real estate | 2014 |
| Yesterday’S Vibe Limited | Wholesale & retail | 2021 |
| York Bridge MOT Centre Ltd | Wholesale & retail | 2014 |
| York Bridge MOT Holdings Limited | Financial services | 2021 |
| York House Investment Company Ltd | Financial services | 2014 |
| Youngs Roofing Limited | Construction | 2025 |
| Your Autumn Years Ltd | Health & social care | 2018 |
| Yuron Ltd | Financial services | 2018 |
| Zanelli Mortgage Solutions Limited | Financial services | 2026 |
| Zazasoft Limited | Information & communication | 2018 |
| Zeloslux Ltd | Wholesale & retail | 2025 |
| Zenrise Community Wellness CIC | Health & social care | 2024 |
| Zinc Alloy UK Ltd | Manufacturing | 2011 |
| Zircon Holdings Limited | Administrative & support | 2015 |