| Wildlife & Wilderness Limited | Administrative & support | 2004 |
| Wildwood Carpentry Ltd | Manufacturing | 2019 |
| Wilkin Valley Ltd | Real estate | 2006 |
| Will Cass Music Ltd | Information & communication | 2021 |
| Will Design & Develop Limited | Construction | 2002 |
| Willetts Electrical Limited | Construction | 2018 |
| Williams Livestock Transport Ltd | Transport & logistics | 2013 |
| Willowbrook Guest House Ltd. | Hospitality | 2016 |
| Willski Enterprises Limited | Administrative & support | 2015 |
| Wired Education Limited | Extraterritorial | 2011 |
| Wise Kids | Education | 2002 |
| WJW Self Storage Chepstow Ltd | Transport & logistics | 2021 |
| Womrats Ltd | Manufacturing | 2024 |
| Woodside Marketing Limited | Wholesale & retail | 2009 |
| Worthy Business Holdings Limited | Agriculture & fishing | 2019 |
| Worthy Renewables Limited | Water & waste | 2018 |
| Write From the Heart Limited | Wholesale & retail | 2014 |
| WRO Consulting Limited | Professional & scientific | 2024 |
| Wulfstan Security Limited | Administrative & support | 2026 |
| WYE Business Solutions Ltd | Professional & scientific | 2023 |
| WYE Fast Foods Ltd | Hospitality | 2025 |
| WYE Valley Interiors and Developments Ltd | Construction | 2026 |
| WYE Valley Plant Hire | | 1993 |
| WYE Valley Wellness Ltd | Health & social care | 2025 |
| WYE Valley Woodlands Ltd | Agriculture & fishing | 2009 |
| Wye-Apb Limited | Financial services | 2012 |
| Wyedean School and Sixth Form Centre | Education | 2011 |
| Wyes Cats & Dogs Limited | Agriculture & fishing | 2018 |
| Wyev Consulting Ltd | Mining & quarrying | 2018 |
| Wynndel Property Management (Woodlands Phase 2) Limited | Real estate | 2023 |
| Xparts Severn Ltd | Wholesale & retail | 2019 |
| Yakchat Ltd | Information & communication | 2016 |
| Yellow River Adventures Ltd | Information & communication | 2025 |
| Yoten Limited | Information & communication | 2009 |
| Young & Co Holdings Ltd | Financial services | 2019 |
| Zag's Barber Shop Ltd | Other services | 2025 |
| Zenith Logistics Services (UK) Limited | Transport & logistics | 2010 |
| Zennor Consultants Limited | Manufacturing | 2001 |
| Zero Point Data Ltd | Information & communication | 2008 |
| Zion Apartments (Berry Hill) Limited | Hospitality | 2006 |
| Zoetrope Films Limited | Administrative & support | 2023 |
| Zoe’S Boutique Limited | Wholesale & retail | 2024 |
| Éclateral Limited | Manufacturing | 2021 |