| Bearing Mart Limited(The) | Professional & scientific | 1978 |
| Bearjay Limited | Wholesale & retail | 2023 |
| Bears Homes Limited | Households | 2019 |
| Bearwaste Limited | Water & waste | 2016 |
| Bearwood Corks Social Club Limited | Hospitality | 1921 |
| Beasal Ltd | Wholesale & retail | 2021 |
| Bease UK Ltd. | Administrative & support | 2021 |
| Beast Investments Limited | Financial services | 2025 |
| Beat Bazaar Limited | Arts & recreation | 2009 |
| Beat Bazaar Projects | Information & communication | 2013 |
| Beat Recruitment Limited | Administrative & support | 2013 |
| Beat the Spartan Limited | Arts & recreation | 2024 |
| Beatrice Events Ltd | Real estate | 2013 |
| Beats & Pieces Big Band | Arts & recreation | 2020 |
| Beattie Limited | Extraterritorial | 2008 |
| Beatus Cosmetics Ltd | Wholesale & retail | 2023 |
| Beaty Golf Limited | Wholesale & retail | 2011 |
| Beau Cadeau Limited | Wholesale & retail | 1998 |
| Beau MED Healthcare Supplies Ltd | Manufacturing | 2019 |
| Beau Visage Face & Body Aesthetics Ltd | Other services | 2023 |
| Beauchamp Knight Holdings Limited | Professional & scientific | 2020 |
| Beauchamp Knight Properties Limited | Real estate | 2020 |
| Beauford Wedding Car Manchester Ltd | Administrative & support | 2023 |
| Beaufort Asset Managers Ltd | Professional & scientific | 2017 |
| Beaufort Gardens (PR) Limited | Real estate | 2022 |
| Beaumont Building RTM Company Limited | Extraterritorial | 2011 |
| Beaumont Cornish Limited | Financial services | 1997 |
| Beaumont Cornish Securities Limited | Professional & scientific | 2004 |
| Beaumont Heater Services Limited | Manufacturing | 2012 |
| Beaumont Leys Holdings Limited | Financial services | 2020 |
| Beaumont Leys Properties Limited | Real estate | 2020 |
| Beaumont Properties Limited | Extraterritorial | 1967 |
| Beaumont Property Trust Limited(The) | Extraterritorial | 1933 |
| Beaumont-Laurencia Limited | Real estate | 2025 |
| Beaumonts Mini Coaches Limited | Wholesale & retail | 2004 |
| Beaute Oils Limited | Wholesale & retail | 2019 |
| Beautesuite Limited | Other services | 2025 |
| Beautified by YAS Ltd | Administrative & support | 2024 |
| Beautiful Beings Limited | Health & social care | 2014 |
| Beautiful Gates Community CIC | Health & social care | 2025 |
| Beautiful Swan Ltd | Other services | 2020 |
| Beautimax London Limited | Wholesale & retail | 2023 |
| Beautisphere Ltd | Wholesale & retail | 2026 |
| Beauty & the Groom Ltd | Other services | 2023 |
| Beauty & the Tree Ltd | Wholesale & retail | 2026 |
| Beauty and Bubbles Ltd | Other services | 2012 |
| Beauty and the Brush Ltd | Professional & scientific | 2021 |
| Beauty and Vanity Ltd | Wholesale & retail | 2025 |
| Beauty Arcadia UK Ltd | Wholesale & retail | 2026 |
| Beauty Barn Mobberley Salon & Training Academy Ltd | Wholesale & retail | 2021 |
| Beauty Bloom & Co. Limited | Wholesale & retail | 2025 |
| Beauty Boutique Nails and Beauty Bar Ltd | Health & social care | 2016 |
| Beauty by Emerald Ltd | Other services | 2025 |
| Beauty by Katy Spelzini Ltd | Other services | 2024 |
| Beauty by the Holy Grail Ltd. | Other services | 2021 |
| Beauty by Utopia Ltd | Other services | 2026 |
| Beauty Bytes Limited | Other services | 2021 |
| Beauty Circle Limited | Wholesale & retail | 2018 |
| Beauty Consolation Ltd | Other services | 2026 |
| Beauty Cosmetics (Manchester) Limited | Wholesale & retail | 2019 |
| Beauty DE Mart Ltd | Wholesale & retail | 2025 |
| Beauty Education KIT Ltd | Education | 2025 |
| Beauty Empire & Global Services Ltd | Wholesale & retail | 2025 |
| Beauty Fort Limited | Wholesale & retail | 2008 |
| Beauty Group Enterprise Ltd | Wholesale & retail | 2019 |
| Beauty Planet Ltd | Wholesale & retail | 2018 |
| Beauty Rennisance Limited | Wholesale & retail | 2020 |
| Beauty Spice Ltd. | Wholesale & retail | 2017 |
| Beauty Splash Ltd | Wholesale & retail | 2025 |
| Beauty Studio Todmorden Limited | Other services | 2026 |
| Beauty Sun Ltd | Wholesale & retail | 2022 |
| Beauty Talkz Ltd | Wholesale & retail | 2023 |
| Beauty to Fragrances Ltd | Wholesale & retail | 2020 |
| Beauty Wholesale Manchester Ltd | Wholesale & retail | 2019 |
| Beauty With Colour Limited | Other services | 2011 |
| Beauty Within (Kingston) Ltd | Other services | 2011 |
| Beauty Within (NW) Limited | Other services | 2024 |
| Beautybae Eccles Ltd | Extraterritorial | 2022 |
| Beautybyuzma Ltd | Other services | 2019 |
| Beautyfirstleeds Limited | Other services | 2023 |
| Beautypro London Ltd | Other services | 2025 |
| Beaux Trading Ltd | Wholesale & retail | 2024 |
| Beaver Paints Limited | Wholesale & retail | 2003 |
| Beavermatch Estates Ltd | Real estate | 2025 |
| Beavis Properties Ltd | Real estate | 2016 |
| BEB Holdings Limited | Financial services | 2025 |
| Beban Liban Ltd | Wholesale & retail | 2025 |
| Bebrandeduk Ltd | Professional & scientific | 2024 |
| Bebu Spanish Ltd | Information & communication | 2025 |
| Bebzee Ltd | Wholesale & retail | 2024 |
| BEC Electrical Contractors Ltd | Construction | 2018 |
| BEC Energy Ltd | Energy | 2013 |
| BEC Nurseries Limited | Health & social care | 2011 |
| BEC Winter Funland Ltd | Administrative & support | 2021 |
| Becathom Limited | Wholesale & retail | 2026 |
| Because I Hear YOU Ltd | Information & communication | 2025 |
| Beccy Project Management Limited | Administrative & support | 2021 |
| Bechatzros Ltd | Other services | 2025 |
| Bechoben Consultant Services Ltd | Education | 2019 |
| Beck Associates Ltd | Information & communication | 2012 |