| Belgravia Escrow Services Limited | London | 2017 |
| Belgravia Financial Limited | London | 2025 |
| Belgravia Global Capital Ltd | London | 2025 |
| Belgravia Heights Estates Ltd | London | 2025 |
| Belgravia Lexor Limited | Glasgow | 2025 |
| Belgravia Mansions Holdings Limited | London | 2021 |
| Belgravia Parks Limited | Huddersfield | 2024 |
| Belgravia Property Services Holdings Ltd | Doncaster | 2023 |
| Belgravia Security Holdings Limited | Weybridge | 2009 |
| Belgravia Services U.K. Limited | Dewsbury | 2019 |
| Belgravia Two Ltd | Worksop | 2024 |
| Belgray Investment Ltd | Solihull | 2023 |
| Belham Limited | Eye | 2010 |
| Belharra Capital Limited | London | 2015 |
| Believe Advisor Limited | Doncaster | 2019 |
| Believe Bridging Finance Limited | Derby | 2019 |
| Believe Holdings Limited | Derby | 2016 |
| Believe Loans Limited | Doncaster | 2017 |
| Believe Protect Limited | Doncaster | 2022 |
| Believe Specialist Finance Limited | Doncaster | 2022 |
| Believe Sublime Ndongala Ltd | Sheffield | 2024 |
| Belike Ltd | Rotherham | 2016 |
| Belinda Bhebe Ltd | Northampton | 2015 |
| Belinga Joint Venture Company Limited | Bristol | 2022 |
| Belion Holdings Ltd | London | 2009 |
| Belivat Hydro Investments Limited | Leeds | 2016 |
| Belivic Holdings Limited | Norwich | 2024 |
| Beljere Investments Limited | Walsall | 2019 |
| Beljere Limited | Walsall | 2014 |
| Belka 08 Ltd | London | 2025 |
| Belka Holdings Ltd | Epsom | 2023 |
| Bell & Book Limited | Horsforth | 2023 |
| Bell & Boston Holdings Limited | London | 2022 |
| Bell & Clements (London) Limited | London | 1983 |
| Bell & Clements Limited | London | 1983 |
| Bell & Company Surveyors Limited | Horncastle | 2020 |
| Bell & Connor Ltd | Preston | 2017 |
| Bell Brand Communications Ltd | Brighton | 2019 |
| Bell Brockers Ltd | London | 2025 |
| Bell Capital Finance Limited | London | 2015 |
| Bell Capital Group Ltd | Gateshead | 2020 |
| Bell Electrical (Scotland) Ltd | Glasgow | 2015 |
| Bell Family Holdings Limited | Hartlepool | 2026 |
| Bell FG Limited | King'S Lynn | 2020 |
| Bell Financial Planning Limited | Melrose | 2010 |
| Bell Financial Solutions Ltd | Manchester | 2018 |
| Bell Fire and Security Holdings Limited | Glasgow | 2015 |
| Bell Flow Systems Holdings Limited | Buckingham | 2017 |
| Bell Gibson Limited | Newcastle Upon Tyne | 2021 |
| Bell Green Loss Assessors Ltd | Blackpool | 2013 |
| Bell Group Holdings Limited | Witney | 2007 |
| Bell Hartwell Limited | Leeds | 2021 |
| Bell Holdings Limited | Skegness | 2015 |
| Bell Holdings Southern Ltd | Kemsing | 2020 |
| Bell Insurance Brokers Limited | Grimsby | 2003 |
| Bell Investment Group Limited | Edinburgh | 2021 |
| Bell Mortgage Solutions Ltd | Gateshead | 2023 |
| Bell Packaging Holdings Ltd | Luton | 2022 |
| Bell Performance Ltd | St Annes On Sea | 2025 |
| Bell Plantation Holdings Limited | Towcester | 2021 |
| Bell Publishing Holdings Limited | Sevenoaks | 2024 |
| Bell Remit Ltd | London | 2003 |
| Bell Rock Bidco Limited | Leicester | 2013 |
| Bell Rock Indo-Scot Limited | Edinburgh | 2025 |
| Bell Rock Midco Limited | Leicester | 2013 |
| Bell Rock Topco Limited | Leicester | 2013 |
| Bell Simpson Limited | Sedgley | 2004 |
| Bell Street Mortgages Ltd | Sawbridgeworth | 2024 |
| Bell Technology M&A, Fundraising and Financial Global Advisory Ltd | Watford | 2020 |
| Bell Truck Services (Holdings) Ltd | Beverley | 2023 |
| Bell Ventilation Holdings Limited | Team Valley Trading Estate | 2023 |
| Bell Wealth Management Limited | Driffield | 2011 |
| Bell-Thomas Ltd | Didcot | 2025 |
| Bella Barista Holdings Limited | Kettering | 2025 |
| Bella Capital Holdings Limited | Stafford | 2025 |
| Bella Ciao Ciao Limited | Edinburgh | 2022 |
| Bella Domus Limited | Harrogate | 2025 |
| Bella Financial Ltd | Northampton | 2023 |
| Bella Horizons Limited | London | 2009 |
| Bella House Limited | Bourne | 2022 |
| Bella Kitchens and Bathrooms Ltd | Weymouth | 2022 |
| Bella Mercia Mortgage Services Limited | Aston-By-Stone | 2019 |
| Bella Protect Ltd | Keston | 2023 |
| Bella Vista Group Ltd | London | 2025 |
| Bellalex Limited | Hornchurch | 2022 |
| Bellaliso Holdings Limited | Brierley Hill | 2025 |
| Bellaman Labs Ltd | London | 2024 |
| Bellamondo Ltd | Bury St Edmunds | 2020 |
| Bellamy Holdings Limited | Dartmouth | 2024 |
| Bellamy Wealth Management Limited | Royal Wootton Bassett | 2022 |
| Bellangerais Holding Ltd | Romford | 2020 |
| Bellaray Ltd | London | 2016 |
| Bellaric Participations Limited | Romford | 2022 |
| Bellarini Limited | London | 2017 |
| Bellaroma Investments Ltd | Plymouth | 2020 |
| Bellator Family Office SPV Ltd | Stanmore | 2022 |
| Bellator Holdings Limited | Worcester | 2024 |
| Bellavia & Zaluska Holding Limited | London | 2023 |
| Bellazenhealth Ltd | Stafford | 2025 |
| Bellcave Limited | London | 2019 |