| Belmont House Investments | Financial services | 2017 |
| Belmont Prop Co. Ltd | Real estate | 2024 |
| Belmont's Service and Repairs Limited | Professional & scientific | 2026 |
| Belofte Ltd | Wholesale & retail | 2024 |
| Beloudest Ltd | Information & communication | 2012 |
| Belper Brewing Co Limited | Manufacturing | 2022 |
| Belqes Mohsen Ahmed Ltd | Wholesale & retail | 2021 |
| Belrose Arch Ltd | Real estate | 2025 |
| Beltion Global Investment UK Ltd | Information & communication | 2023 |
| Belu Cosmetics Ltd | Wholesale & retail | 2025 |
| Belul Homes Ltd | Real estate | 2025 |
| Belvedere and Chicheley Limited | Real estate | 2007 |
| BEM Project Management Services Ltd | Professional & scientific | 2023 |
| BEM Property Ltd | Real estate | 2023 |
| BEM Trading Limited | Wholesale & retail | 2014 |
| Bemawe Consulting Ltd | Professional & scientific | 2024 |
| Bemay Limited | Wholesale & retail | 2024 |
| Bemolec Electrical Services Ltd | Construction | 2021 |
| Bemore Mhealth Ltd | Information & communication | 2021 |
| Bemoreoscar Ltd | Health & social care | 2023 |
| BEN Bros (Pressings) Limited | | 1983 |
| BEN Hard (UK1) Investment Ltd | Wholesale & retail | 2022 |
| BEN Kabab & Chippy Limited Ltd | Hospitality | 2026 |
| BEN Saad Services Ltd | Financial services | 2019 |
| BEN Sayers Limited | Extraterritorial | 2001 |
| Ben's Fast Food Ltd | Hospitality | 2009 |
| Ben's Prologistic Ltd | Wholesale & retail | 2017 |
| Ben's Takeaway Limited | Hospitality | 2018 |
| Benacroft Limited | Professional & scientific | 2011 |
| Benard's Barbers Ltd | Other services | 2022 |
| Benard’S Plumbing & Heating Ltd | Construction | 2024 |
| Benark IT Pro Limited | Wholesale & retail | 2025 |
| Benchmark Bids Ltd | Professional & scientific | 2020 |
| Benchmark My Business Limited | Administrative & support | 2016 |
| Benchmark Sylbd Ltd | Real estate | 2022 |
| Benchmark Timber Ltd | Manufacturing | 2023 |
| Bendaf Services Ltd | Real estate | 2015 |
| Bendi Software Ltd | Information & communication | 2020 |
| Bendkowski Ltd | Transport & logistics | 2013 |
| Bendor Healthcare Solutions Ltd | Health & social care | 2023 |
| Bene Culture Limited | Wholesale & retail | 2017 |
| Beneath the Veil Ltd | Information & communication | 2026 |
| Benedict Television Ltd | Information & communication | 2020 |
| Benedon Healthcare Limited | Real estate | 2015 |
| Benedon Homes Ltd | Real estate | 2025 |
| Benefit Bridge Ltd | Administrative & support | 2026 |
| Benefort Limited | Real estate | 2024 |
| Benevento Pont LP | | 2017 |
| Bengaged Media Limited | Information & communication | 2017 |
| Bengal Bhuna Ltd | Hospitality | 2024 |
| Bengal Chaa Limited | Administrative & support | 2017 |
| Bengal Flame Kitchen Ltd | Hospitality | 2025 |
| Bengal Palace Birmingham Ltd | Hospitality | 2019 |
| Bengal Spice Trading Limited | Hospitality | 2023 |
| Bengal Tigers Supporting Club CIC | Education | 2024 |
| Bengal Village Rowly Ltd | Hospitality | 2026 |
| Bengeworth Property Investments Limited | Construction | 2011 |
| Beni 76 Ltd | Administrative & support | 2023 |
| Beni Driver Ltd | Transport & logistics | 2026 |
| Beniamin Calin Ltd | Administrative & support | 2025 |
| Beniamin Iosua Ltd | Construction | 2022 |
| Beniamin-Marcu Ltd | Transport & logistics | 2025 |
| Benifett Ltd | Wholesale & retail | 2025 |
| Beninvest Limited | Financial services | 2008 |
| Beniviv Limited | Wholesale & retail | 2025 |
| Benjamin Law Company Limited | Professional & scientific | 2013 |
| Benjamin Michael Limited | Information & communication | 2015 |
| Benjamin Properties (UB) Limited | Real estate | 2023 |
| Benji's Dog Grooming Ltd | Other services | 2025 |
| Benji's House Ltd | Health & social care | 2019 |
| Benli Management Ltd | Manufacturing | 2019 |
| Benlin Services Ltd | Health & social care | 2022 |
| Benmeds Limited | Administrative & support | 2016 |
| Bennett Delivery Limited | Transport & logistics | 2025 |
| Bennett Impex LP | | 2017 |
| Benning Properties Limited | Real estate | 2020 |
| Benosas Ltd | Other services | 2020 |
| Benren Healthcare Ltd | Administrative & support | 2021 |
| Bensam Consulting Ltd. | Professional & scientific | 1998 |
| Bensbitsnbobs Ltd | Wholesale & retail | 2022 |
| Benson International Ltd | Information & communication | 2015 |
| Benson Logistics Ltd | Transport & logistics | 2018 |
| Benson Motors (Birmingham) Limited | Wholesale & retail | 2018 |
| Benson Smith Wright Limited | Professional & scientific | 2018 |
| Bentles Ltd | Wholesale & retail | 2025 |
| Bentley LA Roche Limited | Professional & scientific | 2009 |
| Bentley Royd Investments (Group) Limited | Agriculture & fishing | 2021 |
| Bentons Haulage Limited | Transport & logistics | 1962 |
| Bentons Holdings Limited | Transport & logistics | 2017 |
| Bentons Property Hams Hall Limited | Real estate | 2018 |
| Bentons Property Holdings Ltd | Real estate | 2017 |
| Bentons RS Holdings Limited | Financial services | 2020 |
| Benussi & Co. Limited | Professional & scientific | 2015 |
| Benza Global Ltd | Wholesale & retail | 2026 |
| Benzbitcoin Ltd | Wholesale & retail | 2025 |
| Benzio Limited | Wholesale & retail | 2023 |
| Ben’S Caravan’S Ltd | Wholesale & retail | 2025 |
| BEO Pro Group Ltd | Construction | 2019 |
| Beoling Ltd | Wholesale & retail | 2025 |
| Beontv Ltd | Manufacturing | 2026 |