| B & B Hygiene Limited | Administrative & support | 2003 |
| B & B Roofing Limited | Construction | 2001 |
| B & D Partridge Trading Limited | Agriculture & fishing | 2015 |
| B & L Creative (NW) Ltd | Professional & scientific | 2024 |
| B & L Ground Maintenance Services Limited | Other services | 2004 |
| B & M Eddleston Trading Limited | Professional & scientific | 2017 |
| B & M Heating and Plumbing Ltd | Construction | 2013 |
| B & M Retail Limited | Wholesale & retail | 1978 |
| B & N Hygiene Maintenance Limited | Administrative & support | 2025 |
| B & N Property Management Limited | Real estate | 2017 |
| B & R Marketing Ltd | Administrative & support | 2024 |
| B & S Capital (NW) Ltd | Real estate | 2021 |
| B a R NW Limited | Hospitality | 2024 |
| B and B Truck and Trailer Services Limited | Wholesale & retail | 2024 |
| B and H Roofing and Cladding Services Ltd | Construction | 2018 |
| B and W Group NW Ltd | Real estate | 2023 |
| B B Bramley Limited | Hospitality | 2026 |
| B Barber Liverpool Ltd | Other services | 2023 |
| B Barber Shop Ltd | Other services | 2024 |
| B C Travel Limited | Transport & logistics | 2022 |
| B Campbell Property Limited | Real estate | 2025 |
| B Civils & Grab Hire Ltd | Construction | 2025 |
| B Davies & SON Ltd | Wholesale & retail | 2000 |
| B Davies Family Investments Limited | Real estate | 2023 |
| B E Functions Ltd | Hospitality | 2025 |
| B H Pneumatics & Automation Ltd | Wholesale & retail | 2006 |
| B Heron Builders Ltd | Other services | 2014 |
| B Holland & Sons (Holdings) Ltd | Financial services | 2025 |
| B J Eurosell Ltd | Administrative & support | 2002 |
| B J Gorton Limited | Hospitality | 2019 |
| B J H Properties (NW) Ltd | Real estate | 2025 |
| B J L Groundworks Limited | Construction | 2016 |
| B K Street Food Limited | Hospitality | 2019 |
| B Kelly Electrical Ltd | Construction | 2021 |
| B Nutritional Therapist Limited | Wholesale & retail | 2022 |
| B O Hurt Ltd | Energy | 2026 |
| B T Construction Ltd | Construction | 2020 |
| B Taylor & Sons Transport Limited | Transport & logistics | 1983 |
| B Town Films Ltd | Information & communication | 2019 |
| B Ungi Holdings Limited | Financial services | 2025 |
| B Wise Access Solutions Limited | Construction | 2025 |
| B&A Groundwork's Ltd | Construction | 2026 |
| B&A Kitchen Limited | Hospitality | 2023 |
| B&D Housekeeping Ltd | Administrative & support | 2022 |
| B&D Properties Management Plus Ltd | Construction | 2024 |
| B&G Homes Limited | Real estate | 2017 |
| B&H on the Shelf Ltd | Wholesale & retail | 2025 |
| B&K Hackney Ltd | Hospitality | 2026 |
| B&K Lettings Ltd | Real estate | 2020 |
| B&M AUTOS95 Limited | Wholesale & retail | 2020 |
| B&M European Value Retail Holdco 4 Ltd | Financial services | 2012 |
| B&M Property Ltd | Real estate | 2019 |
| B&M Property Maintenance Ltd | Construction | 2023 |
| B&O Legacy Ltd | Financial services | 2026 |
| B&P Bricklaying Limited | Construction | 2026 |
| B&P Lorry Ltd | Transport & logistics | 2018 |
| B&Q Brothers Ltd | Households | 2016 |
| B&S Plumbing Heating and GAS Ltd | Construction | 2024 |
| B&S Properties Liverpool Ltd | Real estate | 2025 |
| B'S Recovery Limited | Transport & logistics | 2020 |
| B'Stow's & Co Limited | Households | 2020 |
| B-E Property Portfolio Ltd | Real estate | 2025 |
| B. a. Capital Management Ltd | Real estate | 2013 |
| B.& M.Wireworks Limited | Manufacturing | 1961 |
| B.D Couriers Limited | Transport & logistics | 2023 |
| B.E.S. Electrical Wholesalers Limited | Wholesale & retail | 2003 |
| B.G. Enterprises (NW) Limited | Construction | 2008 |
| B.I.E Renovations Ltd | Construction | 2025 |
| B.I.G. Business Systems Limited | Administrative & support | 2013 |
| B.J.E L&D Ltd | Professional & scientific | 2017 |
| B.J.Roofing Limited | Construction | 2003 |
| B.M. Design Partnership Limited | Professional & scientific | 1989 |
| B.O.W Mechanical Engineering Ltd | Construction | 2026 |
| B.R.D Property Maintenance Limited | Construction | 2025 |
| B.R.D-Brazil Ltd | Hospitality | 2019 |
| B.S Barbers L1 Ltd | Other services | 2025 |
| B.T.C. Bernstef Ltd. | Construction | 1977 |
| B.T.M.S.S. Ltd | Health & social care | 2022 |
| B.Y.A. Limited | Professional & scientific | 1998 |
| B2A Roofing Ltd | Construction | 2025 |
| B2B Faculty Ltd | Administrative & support | 2026 |
| B2B Networking Limited | Professional & scientific | 2023 |
| B2L247 Limited | Real estate | 2022 |
| B2SSOLUTIONS Limited | Construction | 2014 |
| B2T Tech Ltd | Wholesale & retail | 2025 |
| B2W Group Limited | Administrative & support | 2021 |
| B4Y Ltd | Construction | 2019 |
| B56 Ltd | Hospitality | 2023 |
| B56 WS Limited | Administrative & support | 2018 |
| B@E-Training Ltd | Education | 2020 |
| BA Barber Shop Ltd | Other services | 2024 |
| BA Business Services Ltd | Professional & scientific | 2024 |
| BA Global Media Limited | Information & communication | 2025 |
| Ba-Amer Accounting & Tax Services Limited | Professional & scientific | 2013 |
| Ba-Azab Property Holdings Ltd | Real estate | 2020 |
| BAA Bar Limited | Hospitality | 1991 |
| Baan Kularb Massage Authentic Ltd | Health & social care | 2021 |
| BAB Al-Yemen Lodge Lane Ltd | Wholesale & retail | 2021 |
| Baba Beauty Ltd | Other services | 2013 |
| Babak Housing Service Ltd | Real estate | 2025 |