| W4 Services Ltd | Professional & scientific | 2023 |
| W8 LAB Limited | Information & communication | 2025 |
| Wadaec Ltd | Arts & recreation | 2012 |
| Waddington Developments Limited | Construction | 2010 |
| Wade Construction(Branston) Ltd | Construction | 2026 |
| Wade Management and Lettings Limited | Construction | 2002 |
| Wadworth Investments Limited | Professional & scientific | 2018 |
| Wainwell Mews Management Limited | Other services | 1990 |
| Wainwright Mobility Solutions Ltd | Professional & scientific | 2025 |
| WAJ Holdings Limited | Financial services | 2023 |
| Waldo Smith's Limited | Hospitality | 2022 |
| Walk Farm Development Management Company Limited | Households | 2019 |
| Walker Electrical Services (Lincoln) Ltd | Construction | 2020 |
| Walker Smith Investments Ltd | Real estate | 2019 |
| Wall and Roof Ltd | Real estate | 2020 |
| Wall to Wall Joinery & Building Ltd | Construction | 2025 |
| Wallbliss Limited | Manufacturing | 2025 |
| Wallbreaker Ltd | Information & communication | 2020 |
| Wallpecker Limited | Professional & scientific | 2025 |
| Wally Hammond Associates Limited | Construction | 1982 |
| Waln Properties Ltd | Real estate | 2022 |
| Walsall Prop Trading Ltd | Real estate | 2026 |
| Walsh Cleaning Services Ltd | Administrative & support | 2022 |
| Walter Management Group Limited | Real estate | 2022 |
| Walter's Property Marketing Limited | Real estate | 2023 |
| Walters Property Investments Limited | Real estate | 2022 |
| Wanderlust Entertainment Ltd | Arts & recreation | 2018 |
| Waneham Farm Management Company Limited | Households | 2024 |
| Wapp Construction Ltd | Construction | 2025 |
| Ward Cole Limited | Professional & scientific | 1995 |
| Ward Wealth Managementuk Ltd | Professional & scientific | 2025 |
| Wardens Cleaning Services Ltd | Administrative & support | 2024 |
| Waren&Nelsondrinks Ltd | Manufacturing | 2020 |
| Warhost Limited | Information & communication | 2025 |
| Warm Homes Plan Solutions Group Ltd | Construction | 2026 |
| Warmahome Window Care Solutions Limited | Construction | 2020 |
| Warman Haulage Ltd | Transport & logistics | 2025 |
| Warn Engineering Services Ltd | Professional & scientific | 2023 |
| Warner's Innovations Ltd | Construction | 2017 |
| Warqa Ltd | Wholesale & retail | 2022 |
| Warriner Healthcare Solutions Limited | Health & social care | 2017 |
| Wartton Limited | Agriculture & fishing | 1989 |
| Warwick Shoulder Ltd | Health & social care | 2012 |
| Washdyke Properties Ltd | Real estate | 2020 |
| Washmill Limited | Other services | 2021 |
| Wassell Limited | Wholesale & retail | 1994 |
| Wassle Ltd | Professional & scientific | 2020 |
| Wasufarah Ltd | Financial services | 2023 |
| Water Sprites Swim School Limited | Arts & recreation | 2011 |
| Waterford Cars Ltd | Wholesale & retail | 2024 |
| Waters Edge Publications Limited | Information & communication | 2015 |
| Watertivity School of Swimming Ltd | Arts & recreation | 2013 |
| Wathar Limited | Administrative & support | 2012 |
| Watkins Driver Hire Ltd | Transport & logistics | 2025 |
| Watkins PTS Ltd | Construction | 2024 |
| Watson European Holdings Limited | Financial services | 2022 |
| Watson European Limited | Transport & logistics | 2020 |
| Wattoo Sahib Ltd | Wholesale & retail | 2025 |
| Watts Project Management Ltd | Professional & scientific | 2022 |
| Wattstone Developments Ltd | Real estate | 2026 |
| Wattstone Property Group Ltd | Financial services | 2026 |
| WAV Retail Ltd | Wholesale & retail | 2020 |
| Wayside Cafe Ltd | Wholesale & retail | 2025 |
| WBH. Ltd | Wholesale & retail | 2024 |
| WBS Building & Landscaping Ltd | Construction | 2024 |
| WBS Enterprises Ltd | Professional & scientific | 2026 |
| WC Construction Limited | Construction | 2026 |
| WCS Jackson Services Ltd | Professional & scientific | 2026 |
| WE ARE Daus Limited | Information & communication | 2025 |
| WE ARE Major Label Ltd | Arts & recreation | 2015 |
| WE ARE on a Mission Limited | Arts & recreation | 2024 |
| WE ARE Wildings Ltd | Hospitality | 2018 |
| WE DO Property Group Ltd | Construction | 2025 |
| WE GET the JOB Dunn Ltd | Construction | 2026 |
| WE Repair Limited | Manufacturing | 2024 |
| WE the People Ltd | Administrative & support | 2010 |
| We-Do.World Ltd | Information & communication | 2024 |
| Weatherall Property Company Limited | Real estate | 2024 |
| Weatherley Distillery Ltd | Manufacturing | 2025 |
| Weaver Imagery Limited | Information & communication | 2025 |
| Webb Engineering (Lincoln) Limited | Wholesale & retail | 2009 |
| Webbs of Lincoln Limited | Wholesale & retail | 2016 |
| Websphere Ltd | Wholesale & retail | 2024 |
| Webtail Ecommerce Solutions Limited | Administrative & support | 2010 |
| WEBUILD4YOU Limited | Construction | 2025 |
| Wecando Flooring Specialists (Lincoln) Limited | Real estate | 1991 |
| Weee-Recycleuk Ltd | Other services | 2011 |
| Weeknight Studio Ltd | Wholesale & retail | 2018 |
| Weirdough's Pizza Emporium Ltd | Hospitality | 2020 |
| WEL Holdco 4 Limited | Extraterritorial | 2013 |
| Welbourn Farms,Limited | Agriculture & fishing | 1948 |
| Welbourn Machinery Ltd | Professional & scientific | 2022 |
| Welbourn R&P Express Ltd | Wholesale & retail | 2020 |
| Welbourn Storage Ltd | Transport & logistics | 2019 |
| Welbournes Bakery Limited | Manufacturing | 2000 |
| Welburn Design Solutions Limited | Manufacturing | 2005 |
| Welby Gardens Enclosure Limited | Other services | 1936 |
| Welcome Funny Catering Ltd | Manufacturing | 2024 |
| Well-Being Independent Social Work Ltd | Health & social care | 2024 |
| Wellbet Equine Ltd | Agriculture & fishing | 2020 |