| Bethell Lighting Services Limited | Construction | 1998 |
| Bethell Plant Services Limited | Construction | 1998 |
| Bethell Properties Limited | Real estate | 1999 |
| Bethesda Group Ltd | Manufacturing | 2026 |
| Bethlehem Rentals Limited | Real estate | 2014 |
| Bethsharon Services Limited | Administrative & support | 2024 |
| Beto Eight and Family Ltd | Real estate | 2023 |
| Betr Living Ltd | Real estate | 2025 |
| Betschsells Ltd | Wholesale & retail | 2025 |
| Betsy Bloom Limited | Other services | 2019 |
| Betsy Woolford Ltd | Other services | 2024 |
| Bettaveg Limited | Wholesale & retail | 2002 |
| Better Bargain Ltd | Wholesale & retail | 2023 |
| Better BIZ ME Ltd | Information & communication | 2018 |
| Better Branch Limited | Construction | 2020 |
| Better Builds Manchester Ltd | Construction | 2024 |
| Better Care for Future Ltd | Health & social care | 2020 |
| Better Change CIC | Professional & scientific | 2022 |
| Better Choice Properties Ltd | Real estate | 2025 |
| Better Choice Solutions Ltd | Information & communication | 2021 |
| Better Cloud Solutions Ltd | Information & communication | 2014 |
| Better Coaching & Training Ltd | Administrative & support | 2019 |
| Better Connections ( Solutions ) Limited | Administrative & support | 2014 |
| Better Connections (Developments) Limited | Administrative & support | 2014 |
| Better Connections (Holdings) Limited | Administrative & support | 2014 |
| Better Connections Limited | Administrative & support | 2010 |
| Better Dental Ltd | Health & social care | 2012 |
| Better Fitness Business Ltd | Professional & scientific | 2014 |
| Better for IT Ltd | Health & social care | 2025 |
| Better Health MCR Ltd | Health & social care | 2010 |
| Better Health Partnership LP | | 2019 |
| Better in Tandem Ltd | Professional & scientific | 2024 |
| Better Life Trading Ltd | Wholesale & retail | 2021 |
| Better Living Limited | Professional & scientific | 1970 |
| Better Management Consultancy Limited | Real estate | 2018 |
| Better Maritime Service Limited | Transport & logistics | 2023 |
| Better Policy Limited | Professional & scientific | 2025 |
| Better Quality Care Ltd | Health & social care | 2019 |
| Better Rankings Limited | Extraterritorial | 2017 |
| Better Results Tuition Ltd | Education | 2016 |
| Better Said Limited | Other services | 2025 |
| Better Subs Ltd | Hospitality | 2019 |
| Better Than Facebook Ltd | Information & communication | 2025 |
| Better Than Fit Ltd | Health & social care | 2017 |
| Better WE CIC | Education | 2021 |
| Better Websites Limited | Extraterritorial | 2017 |
| Better Wholesale Ltd | Wholesale & retail | 2022 |
| Better World Care Ltd | Health & social care | 2021 |
| Betterconnect Group Limited | Professional & scientific | 2025 |
| Betterstaff Solutions Ltd | Administrative & support | 2025 |
| Betterstaruk Ltd | Wholesale & retail | 2022 |
| Betteruni Limited | Education | 2023 |
| Betterware Global Ltd | Wholesale & retail | 2018 |
| Bettwood Drive Limited | Households | 2025 |
| Betty & Butch Ltd | Wholesale & retail | 2011 |
| Betty Aggett Ltd | Wholesale & retail | 2025 |
| Betty BLU Ltd | Wholesale & retail | 2025 |
| Betty BLU Online Ltd | Wholesale & retail | 2025 |
| Betty KAY Ltd | Health & social care | 2019 |
| Betty Lloyd Ltd | Wholesale & retail | 2025 |
| Betty LOU Apparel Ltd | Wholesale & retail | 2025 |
| Betty’S Beauty Bar Limited | Other services | 2020 |
| Between Two Seas Ltd | Wholesale & retail | 2018 |
| BEU Properties Ltd | Real estate | 2019 |
| Beulah Homes Limited | Other services | 2024 |
| Beuni Limited | Hospitality | 2016 |
| Beuniqueness Ltd | Professional & scientific | 2018 |
| Beusimi Ltd | Extraterritorial | 2022 |
| Beuut-Ecom Ltd | Wholesale & retail | 2021 |
| BEV Co 2.0 Ltd | Manufacturing | 2021 |
| BEV James Media & Management Limited | Professional & scientific | 2015 |
| BEV James Property Limited | Real estate | 2021 |
| Bevale Ltd | Wholesale & retail | 2025 |
| Beve Ltd | Wholesale & retail | 2025 |
| Bevel Limited | Manufacturing | 2009 |
| Bevemi Group Ltd | Construction | 2025 |
| Bevendon Estates Limited | Real estate | 2017 |
| Bevendon Properties 1 Ltd | Real estate | 2023 |
| Bevendon Properties 2 Ltd | Real estate | 2023 |
| Beverley Gardens Management Company Limited | Real estate | 2006 |
| Beverley Hills Group Limited | Financial services | 2024 |
| Beverley Hutchinson Ltd | Other services | 2007 |
| Beverston Mews Property Limited | Real estate | 2022 |
| Bevill Square and Nathan Drive RTM Company Limited | Real estate | 2014 |
| Bevins Clark Property Development Ltd | Construction | 2025 |
| Bevisual Multimedia Ltd | Manufacturing | 2022 |
| Bevocaluk CIC | Health & social care | 2026 |
| Bevolve Hotels Ltd | Hospitality | 2021 |
| Bevyn Ltd | Wholesale & retail | 2026 |
| Bewe Bradford Limited | Real estate | 2013 |
| Bewegungsintelligence Ltd | Administrative & support | 2021 |
| Bewegungsintelligenz Ltd | Administrative & support | 2021 |
| Bewick Properties Limited | Real estate | 2016 |
| BEX Appeal Ltd | Professional & scientific | 2024 |
| Bexham Properties Limited | Extraterritorial | 2021 |
| Bexhill Assets (NO 2) Limited | Extraterritorial | 2015 |
| Bexhill Assets Limited | Extraterritorial | 2014 |
| Bexhill Construction Limited | Construction | 2021 |
| Bexley Beaumont Limited | Professional & scientific | 2019 |
| Bexley Market Ltd | Wholesale & retail | 2026 |