| VRC Freight Services Limited | Transport & logistics | 2020 |
| VRG Global Limited | Other services | 2020 |
| VRG Holdings Limited | Other services | 2009 |
| VRS Investments Limited | Administrative & support | 2014 |
| VSM Colchester Ltd | Wholesale & retail | 2021 |
| VSOLVIT4U Ltd | Information & communication | 2013 |
| VSS Suppliers Ltd | Wholesale & retail | 2024 |
| Vstar Management Ltd | Professional & scientific | 2019 |
| VT Traders Limited | Wholesale & retail | 2026 |
| Vtek Limited | Administrative & support | 2014 |
| Vulpine Holdings Limited | Financial services | 2022 |
| VW Bullibarn Ltd | Wholesale & retail | 2008 |
| VWM & Sons Ltd | Health & social care | 2011 |
| Vybe Holdings Limited | Real estate | 2021 |
| W & a J Benton Ltd | Construction | 2018 |
| W a (Builders) Ltd | Construction | 2000 |
| W a (Holdings) Limited | Professional & scientific | 1991 |
| W and D Business Services Ltd | Financial services | 2013 |
| W and D Wealth Planning Ltd | Administrative & support | 2017 |
| W B Humm Carpentry Limited | Construction | 2013 |
| W B Suffolk and North East Essex Limited | Education | 2015 |
| W Embrey Electrical Limited | Construction | 2010 |
| W G Crotch Ltd | Construction | 2009 |
| W G Electrics Ltd | Manufacturing | 2011 |
| W Hair & Beauty Ltd | Other services | 2024 |
| W Hoch Ltd. | Wholesale & retail | 2016 |
| W Hunt Services Limited | Construction | 2024 |
| W Installers Ltd | Construction | 2023 |
| W M Assets Ltd | Real estate | 2021 |
| W M Labels Limited | Wholesale & retail | 2017 |
| W M Tree Services Ltd | Agriculture & fishing | 2015 |
| W Martin & SON Limited | Agriculture & fishing | 2011 |
| W Morgan Security Ltd | Administrative & support | 2025 |
| W&P Properties Ltd | Real estate | 2022 |
| W. Norfolk & Sons Limited | Administrative & support | 1977 |
| W.A.T Carpentry Limited | Administrative & support | 2017 |
| W.H.Collier Limited | Manufacturing | 1961 |
| W.T. Mather Limited | Extraterritorial | 1925 |
| W.W Trading Ltd | Manufacturing | 2012 |
| W3 Design Holdings Limited | Real estate | 2018 |
| W3 Ecommerce Ltd | Wholesale & retail | 2020 |
| Wadda Enterprises Limited | Financial services | 2024 |
| Waddle App Ltd | Information & communication | 2024 |
| Wadhams Land Ltd | Real estate | 2023 |
| Wagaboomi Limited | Wholesale & retail | 2017 |
| Wagtail Drive (Heybridge) Management Company Limited | Households | 1983 |
| Wakefield Offshoreservices Limited | Professional & scientific | 2018 |
| Wakefield Property Management Ltd | Real estate | 2016 |
| Wakefield Resources Limited | Professional & scientific | 2019 |
| Wakerley Property Management Ltd | Real estate | 2025 |
| Wakes Hall Park Management Company Limited | Real estate | 2020 |
| Waldegraves Business Park Limited | Real estate | 2003 |
| Waldegraves Farm Limited | Agriculture & fishing | 2001 |
| Walker Ashman & Company Limited | Other services | 2019 |
| Walker Contract Services Limited | Construction | 2018 |
| Walker Park Management Limited | Households | 1996 |
| Walking Football Limited | Other services | 2014 |
| Walkntalk Women CIC | Health & social care | 2025 |
| Walle Ltd | Wholesale & retail | 2023 |
| Wallings Holdings Limited | Professional & scientific | 2008 |
| Wallings Nursery Limited | Agriculture & fishing | 1999 |
| Wallings Property Limited | Real estate | 2008 |
| Wallis Shipping Services Limited | Transport & logistics | 1986 |
| Wally Pack Presents Limited | Administrative & support | 2017 |
| Walnut Tree Developments Limited | Construction | 2017 |
| Walsh and Associates Group Ltd | Construction | 2020 |
| Walsham Group Limited | Information & communication | 2026 |
| Walsingham House Residents Company Limited | Households | 1998 |
| Walstead Bicester Limited | Manufacturing | 2009 |
| Walstead Group Limited | Professional & scientific | 2015 |
| Walstead Heron Limited | Manufacturing | 1991 |
| Walstead Holdings Limited | Professional & scientific | 2015 |
| Walstead Iberia Limited | Professional & scientific | 2009 |
| Walstead Leykam Limited | Professional & scientific | 2016 |
| Walstead Newco C Limited | Manufacturing | 2022 |
| Walstead Newco D Limited | Manufacturing | 2022 |
| Walstead NEWCO2 Limited | Extraterritorial | 2009 |
| Walstead Partners Limited | Extraterritorial | 2009 |
| Walstead Peterborough Limited | Manufacturing | 1988 |
| Walstead Press Group Limited | Manufacturing | 1968 |
| Walstead Roche Limited | Manufacturing | 1962 |
| Walstead Scarborough Limited | Manufacturing | 2022 |
| Walstead Treasury Limited | Financial services | 2019 |
| Walstead UK Holdings Limited | Financial services | 2009 |
| Walstead United Kingdom Limited | Professional & scientific | 2008 |
| Walstead York Limited | Manufacturing | 2022 |
| Waltar Limited | Hospitality | 2006 |
| Walter Blom Plants Limited | Wholesale & retail | 2020 |
| Walter Muir Court Management Limited | Households | 2018 |
| Walters Medical Limited | Wholesale & retail | 2008 |
| Walters Pipe Services Limited | Administrative & support | 2017 |
| Waltham Court RTM Company Limited | Households | 2013 |
| Walther Group Ltd | Construction | 2024 |
| Walton Hall Farms Limited | Administrative & support | 1997 |
| Walton's Tree Services Ltd | Agriculture & fishing | 2016 |
| Wambugu Ltd | Real estate | 2013 |
| Wangxiang Garden Catering Ltd | Manufacturing | 2023 |
| Waps Building Contractors Ltd | Construction | 2020 |
| Ward Accounting Limited | Professional & scientific | 2019 |
| Warden Secretarial Limited | Other services | 2001 |