| Waveney Assets Limited | Administrative & support | 2023 |
| Waveney Care Ltd. | Health & social care | 2008 |
| Waveney Flow Ltd | Extraterritorial | 2021 |
| Waveney Norse Limited | Other services | 2008 |
| Waveney Road Developments Limited | Construction | 2017 |
| Waveney Valley Produce Limited | Wholesale & retail | 2024 |
| Waveney Valley Smoked Products Limited | Manufacturing | 2022 |
| Waverley Learning Ltd | Professional & scientific | 2000 |
| Waverley Property Consulting Limited | Professional & scientific | 2011 |
| WAW (U.K.) Ltd | Arts & recreation | 2017 |
| WAX and Wick Ltd | Wholesale & retail | 2022 |
| Wayford Boat Sales Ltd | Extraterritorial | 2016 |
| Wayford Bridge Boat Company Limited | Extraterritorial | 1966 |
| Wayford Bridge Yacht Station Ltd | Extraterritorial | 2016 |
| Wayland Fields Residents Management Company Limited | Households | 2021 |
| Waymaker Limited | Real estate | 2006 |
| Wayne Crowe Property Limited | Real estate | 2025 |
| Waypoint Consulting Ltd | Professional & scientific | 2009 |
| Wayware Limited | Agriculture & fishing | 1988 |
| Wazzel Ltd | Hospitality | 2026 |
| WB 2023 Limited | Financial services | 2023 |
| WB Norfolk Limited | Education | 2007 |
| WBD BIM Ltd | Construction | 2017 |
| WBP ELF Limited | Arts & recreation | 2017 |
| WCB Comedy Ltd | Arts & recreation | 2023 |
| WCK Design and Conservation Ltd | Professional & scientific | 2011 |
| WD CMS Ltd | Construction | 2025 |
| WD Editorial Ltd | Other services | 2021 |
| WDW17 Ltd | Transport & logistics | 2018 |
| WE ARE Plugged-In Ltd | Administrative & support | 2021 |
| WE ARE Snsuk Limited | Professional & scientific | 2024 |
| WE ARE the Creative Ltd | Information & communication | 2020 |
| WE Believe Training Ltd | Education | 2019 |
| WE Build ANY Property UK Limited | Construction | 2024 |
| WE CAN Help YOU Ltd | Information & communication | 2021 |
| WE Clean ANY Window Ltd | Administrative & support | 2016 |
| WE Clean WE Care Limited | Other services | 2018 |
| WE Freelance UK Limited | Information & communication | 2020 |
| WE Group Services Limited | Financial services | 2024 |
| WE Grow Startups Limited | Professional & scientific | 2016 |
| WE Love 2 Clean Homes Ltd | Administrative & support | 2003 |
| WE Remove and Store Ltd | Transport & logistics | 2016 |
| WE Stay Gold Limited | Professional & scientific | 2013 |
| WE3 Services Limited | Arts & recreation | 2024 |
| Wealth Fair Economics Limited | Professional & scientific | 2021 |
| Wealthconnect UK Ltd | Information & communication | 2020 |
| Wealthlinksukltd Limited | Health & social care | 2015 |
| Weatherfield Limited | Administrative & support | 2006 |
| Weatherill Brothers Limited | Manufacturing | 2000 |
| Weatherquest Limited | Information & communication | 2000 |
| Weathertec Ltd | Wholesale & retail | 1993 |
| Weavers House Management Company Ltd | Households | 2018 |
| Weavers Walk (Stalham) Residents Association Limited | Households | 1984 |
| Web Visibility Solutions Limited | Information & communication | 2005 |
| Webb's Jewellers Limited | Wholesale & retail | 2013 |
| Webbage Ltd | Information & communication | 2022 |
| Webbers Consultancy Ltd | Professional & scientific | 2025 |
| Webbworks Ltd | Professional & scientific | 2024 |
| Webchain Limited | Professional & scientific | 2005 |
| Webnetics UK Limited | Information & communication | 2004 |
| Webstar Dixon Limited | Wholesale & retail | 2011 |
| Webster & Bear Ltd | Financial services | 2023 |
| Webster DE Lyon Limited | Professional & scientific | 2021 |
| Webster Holdings (Norfolk) Limited | Financial services | 2019 |
| Websters of Norwich Ltd | Real estate | 2006 |
| WED Logistics Ltd | Transport & logistics | 2018 |
| Weddell and Turner Limited | Information & communication | 2015 |
| Wedfetti Confetti Ltd | Wholesale & retail | 2026 |
| Wedgewood Joinery Limited | Construction | 2014 |
| Wedgewood Management (PVT ) Limited | Health & social care | 2012 |
| Wedlvr Ltd | Information & communication | 2021 |
| Weekend Blooms Limited | Wholesale & retail | 2025 |
| Wego Home Ltd | Real estate | 2019 |
| Weir Davis Properties Ltd | Real estate | 2025 |
| Weird and Wonderful Wood Events C.I.C. | Administrative & support | 2022 |
| WEJ Financial Management Limited | Professional & scientific | 2020 |
| Welbourne & Co (Norwich) Ltd | Professional & scientific | 2026 |
| Welch Aerotech Ltd | Manufacturing | 2025 |
| Weldclean UK Ltd | Construction | 2025 |
| Welford Estates Limited | Real estate | 2020 |
| Well Nice Prints Ltd | Manufacturing | 2020 |
| Wellbeing Discovery & Personal Growth Ltd | Education | 2025 |
| Wellesbourne Road Limited | Hospitality | 2024 |
| Wellesley Place Ltd | Professional & scientific | 2021 |
| Wellgenix Limited | Mining & quarrying | 2022 |
| Wellingborough Norse Limited | Administrative & support | 2011 |
| Wellington and Sterling Ltd | Real estate | 2025 |
| Wellington Construction Limited | Construction | 1989 |
| Wellingtonia Estates Limited | Construction | 1989 |
| Wellingtonia Properties Limited | Construction | 2000 |
| Wellner Associates Ltd | Professional & scientific | 2018 |
| Wellpine Limited | Real estate | 1985 |
| Wells Bateman Associates Ltd | Financial services | 2014 |
| Wells Limited | Other services | 2004 |
| WELLS72 Limited | Financial services | 2018 |
| Wellton Energy Limited | Professional & scientific | 2011 |
| Wellvigil Ltd | Information & communication | 2020 |
| Wellwise Group Ltd | Professional & scientific | 2004 |
| Welsomer Limited | Real estate | 2013 |
| Wendi Mclean Ltd | Other services | 2022 |