| Ultimate Plantroom Group Ltd | Wholesale & retail | 2023 |
| Ultra Cleaning Ltd | Administrative & support | 2018 |
| Ultraskin Studio Ltd | Other services | 2025 |
| Ulvir Limited | Agriculture & fishing | 1936 |
| UMC Design & Applications Limited | Professional & scientific | 2001 |
| Uncle Lawrence Ltd | Real estate | 2023 |
| Under HER Black Flag Ltd | Arts & recreation | 2023 |
| Underdog Recruitment Limited | Professional & scientific | 2020 |
| Unilife Limited | Real estate | 2012 |
| Unit 12 CIC | Arts & recreation | 2017 |
| Universal Technology Cabling Solutions Limited | Financial services | 2025 |
| Universal Technology GB Limited | Information & communication | 1997 |
| University of Winchester Services Ltd | Education | 2025 |
| Unkilan Ltd | Information & communication | 2023 |
| Unlocked Post Production Limited | Information & communication | 2026 |
| Upcroft Books Limited | Wholesale & retail | 1973 |
| Upload Accountancy SC Limited | Professional & scientific | 2024 |
| Upload Property Ventures Ltd | Real estate | 2024 |
| Upsell Consulting Ltd | Professional & scientific | 2012 |
| Upsell Properties Limited | Real estate | 2025 |
| Upsmiling Ltd | Wholesale & retail | 2021 |
| Upteam Ltd | Health & social care | 2018 |
| Urban & Smash Slice Limited | Hospitality | 2025 |
| Urban PIX Studio Ltd | Professional & scientific | 2019 |
| Urban Storage OPS Ltd | Transport & logistics | 2025 |
| Urban Taverns Ltd | Hospitality | 2025 |
| Urbansphere Limited | Other services | 2016 |
| Urris Group Ltd | Information & communication | 2017 |
| Uzun Consultation Ltd | Information & communication | 2023 |
| V Aviation Group Ltd | Transport & logistics | 2024 |
| V Spa Limited | Arts & recreation | 2009 |
| Vaghani Sons Ltd | Manufacturing | 2024 |
| Valcrade Limited | Households | 1997 |
| Valentina Interiors Ltd | Manufacturing | 2025 |
| Vallevan Ltd | Real estate | 2025 |
| Vaneshrie Consultancy Limited | Professional & scientific | 2026 |
| Vanitise Ltd | Professional & scientific | 2016 |
| Vantage New Homes (Kingswood) Limited | Extraterritorial | 2011 |
| Vatu Limited | Administrative & support | 2016 |
| VC Global Jets Ltd | Administrative & support | 2024 |
| VC Global Limited | Administrative & support | 2014 |
| Vcxo Limited | Professional & scientific | 2015 |
| VD Limited | Arts & recreation | 2007 |
| Vektra Enterprise Ltd | Information & communication | 2026 |
| Veldra Medical Limited | Administrative & support | 2018 |
| Venta Acoustics Holdings Ltd | Financial services | 2019 |
| Venta Acoustics Ltd | Professional & scientific | 2016 |
| Venta Dining Limited | Hospitality | 2025 |
| Venta Living Ltd | Real estate | 2023 |
| Venta Partners LLP | | 2015 |
| Ventapoint Limited | Professional & scientific | 2025 |
| Ventura Recycling (Brokers) Limited | Water & waste | 2009 |
| Venturi Learning Ltd | Professional & scientific | 2019 |
| Venturi Spray Limited | Manufacturing | 2026 |
| Venus FLY Trap Productions Limited | Arts & recreation | 2015 |
| Veriace Limited | Other services | 2013 |
| Veritas Consulting Services Limited | Professional & scientific | 2016 |
| Veritus Consulting Limited | Professional & scientific | 2003 |
| Verity Shores Ltd | Health & social care | 2025 |
| Vertical Edge Ltd | Information & communication | 2025 |
| Vesta (Chichester) Management Company Limited | Households | 2016 |
| Vetark Products Limited | Manufacturing | 1987 |
| Veterinary Employment Services Limited | Health & social care | 1999 |
| Veterinary Oncology Services Ltd | Professional & scientific | 2022 |
| Veterinary Oncology Specialists Ltd | Professional & scientific | 2024 |
| Vezelay Limited | Arts & recreation | 2009 |
| VFC Consultancy Ltd | Professional & scientific | 2025 |
| VHD Holdings Ltd | Administrative & support | 2023 |
| Vialogic Ltd | Information & communication | 2014 |
| Viaproperty Limited | Real estate | 2013 |
| Vibrant Clean Ltd | Administrative & support | 2024 |
| Vicarage Spirit Limited | Wholesale & retail | 2018 |
| Vickers-Bland Limited | Construction | 2003 |
| Vicky Hemmings Limited | Professional & scientific | 2015 |
| Vieness Discover YOU Love YOU CIC | Education | 2019 |
| Vigus Close Management Ltd | Households | 2024 |
| Villa Group Ltd | Wholesale & retail | 2023 |
| Villa Pro Ltd | Real estate | 2015 |
| Village Garage (Colden Common) Limited | Wholesale & retail | 2008 |
| Vincent Gasnier Wine Consultant Limited | Wholesale & retail | 2004 |
| Vinculum Fund Management LLP | | 2010 |
| Vintage Enterprises Limited | Wholesale & retail | 2006 |
| Vintage Stone Limited | Manufacturing | 2013 |
| VIP Chauffeurs Travel Ltd | Transport & logistics | 2026 |
| Viresco Equity Partners Limited | Financial services | 2023 |
| Viresco Invest Limited | Real estate | 2023 |
| Viridian Communications Ltd | Information & communication | 2015 |
| Virtuo Cladding Systems Ltd | Construction | 2023 |
| Visca Ventures Limited | Wholesale & retail | 2017 |
| Visio Partners Ltd | Professional & scientific | 2019 |
| Vision Composites Ltd. | Manufacturing | 2006 |
| Vision for Glaucoma Ltd | Health & social care | 2017 |
| Vision UK Properties Ltd | Real estate | 2022 |
| Visram Management Services Limited | Professional & scientific | 1986 |
| Vito Ltd | Manufacturing | 2025 |
| Vitruvius Court Management Limited | Households | 2018 |
| Vivi Beauty Limited | Other services | 2021 |
| Vortex Healthcare Recruitment Ltd | Administrative & support | 2026 |
| Voyagetrade Ltd | Administrative & support | 2024 |
| VP Synergy Limited | Transport & logistics | 2015 |