| Van Dijk Property Company Limited | Real estate | 2022 |
| Van Dijk Veterinary Services Limited | Professional & scientific | 2016 |
| Van Wilda Limited | Professional & scientific | 2015 |
| Vaux Properties Limited | Real estate | 2019 |
| Vilco Foods Ltd | Wholesale & retail | 2024 |
| Villa Delfia Ltd | Other services | 2013 |
| Vintagecountryclothing Limited | Wholesale & retail | 2011 |
| Vjaymac Limited | Professional & scientific | 2018 |
| VTV Holdings Limited | Professional & scientific | 2017 |
| W B Engineering Lowestoft Limited | Mining & quarrying | 2018 |
| W J Jermy & Sons Limited | Agriculture & fishing | 1955 |
| W R Waters Builders Ltd | Construction | 2019 |
| Walberswick Car Parks Limited | Other services | 1997 |
| Walberswick Ferry Company Limited | Transport & logistics | 2011 |
| Wali Eastern Limited | Construction | 2003 |
| Walkers Dog Meadows Limited | Real estate | 2024 |
| Watton Bakery Limited | Manufacturing | 2019 |
| Waveney Heat Pumps Limited | Construction | 2020 |
| Waveney Medico-Legal Services Limited | Health & social care | 2022 |
| Waveney Stardust Trust Limited | Professional & scientific | 2012 |
| Waveney Valley Business Park Limited | Real estate | 2005 |
| Waveney Wholesale Ltd | Wholesale & retail | 2012 |
| Waveney Windows Limited | Construction | 1983 |
| WE Love Pets Canada Ltd | Other services | 2024 |
| WE Love Pets Hertford and Ware Ltd | Other services | 2023 |
| WE Love Pets Limited | Other services | 2013 |
| WE Love Pets Shop Ltd | Wholesale & retail | 2018 |
| WE Love Pets Stevenage Ltd | Other services | 2021 |
| Western House Construction Ltd | Construction | 2021 |
| Western House Developments Limited | Construction | 2013 |
| Western House Property Management Ltd | Real estate | 2021 |
| Westleton Village Stores Limited | Wholesale & retail | 2013 |
| Wherry Property Limited | Real estate | 2014 |
| White Wolf Development Ltd | Information & communication | 2014 |
| Whitearch Holdings Ltd | Real estate | 2021 |
| Whitearch Ltd | Administrative & support | 2016 |
| Wickham Care Company (Norwich) Ltd | Health & social care | 2025 |
| Wilderness Reserve Suffolk Limited | Hospitality | 2019 |
| Wizbro Limited | Administrative & support | 2017 |
| Woodbeach Properties Ltd | Construction | 2013 |
| Woorad Limited | Professional & scientific | 2011 |
| Woottens of Wenhaston Limited | Agriculture & fishing | 2016 |
| World Land Trust | Health & social care | 1990 |
| World Land Trust Trading Ltd | Professional & scientific | 2006 |
| Worldwide Site Services Ltd | Professional & scientific | 2011 |
| Written Word Ltd | Administrative & support | 2018 |
| Wvbp Storage Limited | Administrative & support | 2024 |
| Yaredale Ltd | Agriculture & fishing | 2025 |
| YOD Drop Limited | Manufacturing | 2020 |
| Yunus Yildiz Ltd | Arts & recreation | 2021 |
| Zara Vaux Limited | Professional & scientific | 2013 |
| Zest Retail and Events Ltd | Wholesale & retail | 2024 |