| B & a Quilting (UK) Limited | Manufacturing | 2011 |
| B & a Webber Properties Limited | Real estate | 2014 |
| B & B 5 Design Limited | Hospitality | 2025 |
| B & B 5 Properties Limited | Real estate | 2026 |
| B & B Law Firm UK Ltd | Professional & scientific | 2014 |
| B & B Services Manchester Limited | Administrative & support | 2020 |
| B & C Consortia Management Limited | Professional & scientific | 2016 |
| B & C Property Development Ltd | Real estate | 2000 |
| B & D Grills Ltd | Hospitality | 2024 |
| B & D Morris Engineering Limited | Manufacturing | 1984 |
| B & E Investment Holdings Limited | Administrative & support | 2019 |
| B & G Building and Maintenance Limited | Construction | 2016 |
| B & G Park Company Limited | Hospitality | 2017 |
| B & G Supplies Limited | Administrative & support | 2013 |
| B & H Barbers Ltd | Other services | 2024 |
| B & H Cleaners & Maintenance Ltd | Administrative & support | 2017 |
| B & H Eco Ltd | Professional & scientific | 2023 |
| B & H Food Mart Ltd | Wholesale & retail | 2021 |
| B & H Mouldings Limited | Manufacturing | 1994 |
| B & I PUB Company Limited | Hospitality | 2013 |
| B & I Salon and Studios Ltd | Other services | 2018 |
| B & I Spencer Ltd | Transport & logistics | 2001 |
| B & J Radiators Ltd | Manufacturing | 2004 |
| B & J Smith Decorators Limited | Construction | 2003 |
| B & L Homes Limited | Real estate | 2022 |
| B & L Ingoe Limited | Real estate | 2021 |
| B & M Catering (North) Limited | Hospitality | 2007 |
| B & N Accountancy Services Limited | Professional & scientific | 2016 |
| B & N Limited | Real estate | 2025 |
| B & P Motor Bodies Limited | Wholesale & retail | 2003 |
| B & P Properties Northwest Limited | Real estate | 2021 |
| B & R Bargains Limited | Wholesale & retail | 2019 |
| B & S Marketing Limited | Wholesale & retail | 2025 |
| B & S Partnership Limited | Real estate | 2000 |
| B & T Enterprises Limited | Professional & scientific | 2010 |
| B & T Skip Hire Limited | Water & waste | 1999 |
| B & Y Developments Limited | Construction | 2018 |
| B a Letting Ltd | Real estate | 2019 |
| B Alrawi Ltd | Health & social care | 2019 |
| B and a Square Investment Property Ltd | Real estate | 2025 |
| B and C Property London Ltd | Real estate | 2022 |
| B and E Hoffert Ltd | Other services | 2017 |
| B and S Clothes Limited | Wholesale & retail | 2023 |
| B B Electrical (North West) Limited | Construction | 2022 |
| B Beautified Ltd | Other services | 2026 |
| B Brown Consultants Ltd | Administrative & support | 2014 |
| B Building Contractors Ltd | Construction | 2016 |
| B C Lighting Limited | Other services | 2020 |
| B C Props Ltd | Information & communication | 2018 |
| B C Trading Ltd | Hospitality | 2020 |
| B Casual Ltd | Wholesale & retail | 2025 |
| B Certifades Limited | Other services | 2020 |
| B Chain Ltd | Information & communication | 2024 |
| B Compliant Ltd | Professional & scientific | 2017 |
| B Cullen (Civil Engineering) Limited | Construction | 2012 |
| B D Interior Solutions Ltd | Construction | 2022 |
| B D L Finishes Ltd | Construction | 2015 |
| B D P Planning Limited | Extraterritorial | 1987 |
| B D P Project Management Limited | Extraterritorial | 1981 |
| B D Siau Ltd | Health & social care | 2019 |
| B Diver Ltd | Wholesale & retail | 2025 |
| B E H Ltd | Real estate | 2006 |
| B E Haffner Ltd | Education | 2017 |
| B F Education C.I.C. | Education | 2011 |
| B F P M/Cr Ltd | Arts & recreation | 2013 |
| B Feltham (Maintenance) Limited | Construction | 1964 |
| B Global Limited | Wholesale & retail | 2025 |
| B Gold Properties Limited | Real estate | 2024 |
| B House Eccles Ltd | Wholesale & retail | 2017 |
| B I Couriers Limited | Transport & logistics | 2015 |
| B J B Plumbing Services Limited | Construction | 2013 |
| B J Engineering Solutions Limited | Administrative & support | 2014 |
| B J Lyons Properties Ltd | Real estate | 2025 |
| B J W Groundworks Ltd | Construction | 2004 |
| B Jackson Associates Ltd | Health & social care | 2021 |
| B L O Ltd | Professional & scientific | 2025 |
| B L V D Motors Ltd | Wholesale & retail | 2024 |
| B M & W Consulting Ltd | Construction | 2015 |
| B M Consultancy and Strategic Planning Ltd | Information & communication | 2016 |
| B M Properties and Investments Ltd | Real estate | 2025 |
| B M Real Estate Ltd | Real estate | 2023 |
| B M Shafar Ltd | Professional & scientific | 2013 |
| B Magic Entertainment Ltd | Arts & recreation | 2024 |
| B Malone Fashion Limited | Wholesale & retail | 2020 |
| B Malone Limited | Information & communication | 2019 |
| B Malone Property Ltd | Real estate | 2023 |
| B Mamandi Properties Ltd | Real estate | 2026 |
| B Motor MCR Ltd | Wholesale & retail | 2025 |
| B Nokes Contracts Limited | Construction | 2009 |
| B Owner Group Ltd | Real estate | 2025 |
| B P L Flooring Limited | Other services | 2013 |
| B P Real Estate 2 Limited | Professional & scientific | 2014 |
| B P S a Limited | Professional & scientific | 1993 |
| B P TEN Limited | Professional & scientific | 2015 |
| B P W Electricals Ltd | Construction | 2016 |
| B Plus Biodegradable Solutions Ltd | Wholesale & retail | 2024 |
| B R Heating & Bathrooms Ltd | Construction | 2019 |
| B R Warner Services Limited | Agriculture & fishing | 2017 |
| B S 4 C Limited | Administrative & support | 2021 |
| B S 94 Ltd | Wholesale & retail | 2019 |