| Beachyjax Lifestyle & Yoga Studio Ltd | Arts & recreation | 2019 |
| Beacon Ayre Properties Ltd | Wholesale & retail | 2023 |
| Beamz Pixelz Ltd | Professional & scientific | 2025 |
| Bean Baba Brew Limited | Wholesale & retail | 2025 |
| Bean Creative Marketing Ltd | Information & communication | 2024 |
| Beanhills Properties Limited | Real estate | 2022 |
| Beanie Media Ltd | Information & communication | 2018 |
| Beanmouse Limited | Professional & scientific | 2009 |
| Bearingsrus Ltd | Wholesale & retail | 2013 |
| Beast Fitness Limited | Wholesale & retail | 2020 |
| Beaumont Avenue Management Company Limited | Households | 1991 |
| Beaumont Park Developments Ltd | Construction | 2017 |
| Beaumont Travel Ltd | Transport & logistics | 2025 |
| Beauserve Holiday Home Maintenance Ltd | Manufacturing | 2020 |
| Beauty and the Barista Ltd | Other services | 2021 |
| Beauty Bazaar Limited | Other services | 2015 |
| Beauty by Aneeshah Ltd | Other services | 2025 |
| Beauty Defined Ltd | Other services | 2015 |
| Beauty F0R YOU Ltd | Other services | 2012 |
| Beauty Mart Ltd | Wholesale & retail | 2025 |
| Beaver Industrial Estate Management Company Limited | Real estate | 2008 |
| Beaver Sports (Yorkshire) Ltd | Manufacturing | 1978 |
| Bebas Trade Ltd | Wholesale & retail | 2022 |
| Becketts Consulting Ltd | Financial services | 2020 |
| Becketts Properties Ltd | Real estate | 2022 |
| Becks Service Management Solutions Limited | Information & communication | 2015 |
| Bedales of Yorkshire Limited | Manufacturing | 2021 |
| Bedford & Associates Limited | Health & social care | 2013 |
| Bedrock Works Ltd | Professional & scientific | 2025 |
| Bedville Limited | Manufacturing | 2023 |
| Bedworld UK Ltd | Wholesale & retail | 2026 |
| BEE Better Homes Ltd | Real estate | 2026 |
| BEE Totally Compliant Ltd | Professional & scientific | 2024 |
| BEE W Design Ltd | Professional & scientific | 2023 |
| Beech Automation Ltd | Information & communication | 2014 |
| Beech Hollow (Management) Limited | Households | 2008 |
| Beech House (Partington) Limited | Other services | 1990 |
| Beech Tree IT Solutions Limited | Information & communication | 2022 |
| Beechfield Inn Limited | Hospitality | 2022 |
| Beee Kind Limited | Wholesale & retail | 2020 |
| Beef Lickerz Xpress Ltd | Hospitality | 2018 |
| Beegrip Ltd | Wholesale & retail | 2017 |
| Beer Truck Company Limited | Hospitality | 2018 |
| Beever Construction Ltd | Construction | 2017 |
| Beever Developments Ltd | Real estate | 2026 |
| Behind the Bear Ltd | Administrative & support | 2024 |
| Behram Durrani Ltd | Health & social care | 2021 |
| Beighton Healthcare Ltd | Wholesale & retail | 2024 |
| Beldon Brook Limited | Professional & scientific | 2010 |
| Beldon Process Consulting Ltd | Professional & scientific | 2025 |
| Belgravia Parks Limited | Financial services | 2024 |
| Believes Books Limited | Administrative & support | 2009 |
| Belinda Price Nails and Beauty Limited | Other services | 2013 |
| Bell's Backline Ltd | Administrative & support | 2013 |
| Bella Beds Ltd | Manufacturing | 2025 |
| Bella Cars Limited | Wholesale & retail | 2005 |
| Bella Dale Fast Food Ltd | Hospitality | 2022 |
| Bella Kravez Ltd | Hospitality | 2024 |
| Belle Amour Studio Ltd | Other services | 2025 |
| Belsize Advisory Ltd | Professional & scientific | 2018 |
| Belvedere Windows and Doors Limited | Manufacturing | 2018 |
| BEM Holdings Limited | Hospitality | 2017 |
| BEN Explains Ltd. | Education | 2013 |
| BEN Ghozzi Taxi Services Ltd | Transport & logistics | 2024 |
| BEN Grange Farriery Ltd | Agriculture & fishing | 2014 |
| BEN Ludwinski Limited | Professional & scientific | 2021 |
| Ben's Baps Ltd | Hospitality | 2025 |
| Beneficial Estates Limited | Real estate | 2015 |
| Beneficial Tree Care Limited | Agriculture & fishing | 2007 |
| Bengal Aroma Huddersfield Ltd | Hospitality | 2024 |
| Bengal Spice (Holmfirth) Ltd | Hospitality | 2014 |
| Benjineering Ltd | Professional & scientific | 2019 |
| Benla Properties Ltd | Real estate | 2021 |
| Bennett's Elite Services Limited | Construction | 2026 |
| Benny's Ltd | Hospitality | 2024 |
| Benrome Commodity Limited | Financial services | 2025 |
| Benson Exports Limited | Administrative & support | 2024 |
| Benson Signalling Limited | Professional & scientific | 2001 |
| Bentley Grange Limited | Agriculture & fishing | 2009 |
| Benzo Traders Limited | Wholesale & retail | 2025 |
| Beresford Sporting Partners LLP | | 2015 |
| Berghiaonline Ltd | Agriculture & fishing | 2021 |
| Beringer Ltd | Financial services | 2023 |
| Berki Solution Limited | Manufacturing | 2026 |
| Berlant Electric Instruments Limited | Manufacturing | 2020 |
| Bermon Hauling Ltd | Transport & logistics | 2018 |
| Bernadette Goudy Limited | Administrative & support | 2017 |
| Berry Bespoke Joinery Ltd | Construction | 2024 |
| Berry Blossom Tree Ltd | Wholesale & retail | 2023 |
| Berry Brow Cafe Ltd | Hospitality | 2019 |
| Berry Brow Convenience Store Ltd | Wholesale & retail | 2018 |
| Berry Financial Management Ltd | Financial services | 2011 |
| Berry Scope Ltd | Administrative & support | 2023 |
| Berry's Boutique Ltd | Arts & recreation | 2023 |
| Berty's Brews Ltd | Wholesale & retail | 2022 |
| Besary Ltd | Wholesale & retail | 2025 |
| Besco 78 Property Limited | Real estate | 2014 |
| Besp-Oak Structures Limited | Manufacturing | 2016 |
| Bespin Labs Limited | Information & communication | 2017 |
| Bespoke Care & Support Services Limited | Health & social care | 2013 |