| AVA Electrical Services North West Limited | Construction | 2014 |
| Ava.Rb Consultancy Limited | Professional & scientific | 2023 |
| Avec Property Ltd | Real estate | 2020 |
| Avidity Capital Limited | Financial services | 2020 |
| Avinra Ltd | Wholesale & retail | 2024 |
| Avon Roofing Ltd | Construction | 2022 |
| Avrenim Consultancy Ltd | Professional & scientific | 2019 |
| Avrenim Developments Ltd | Construction | 2019 |
| Avrenim Energy Services Limited | Professional & scientific | 2020 |
| Avrenim Facilities Management Limited | Other services | 2018 |
| Avrenim Group Limited | Construction | 2018 |
| Avvm Limited | Real estate | 2025 |
| Axcel Secure Transport Ltd | Transport & logistics | 2026 |
| Azir Corp Ltd | Wholesale & retail | 2025 |
| Azizi Enterprises Ltd | Wholesale & retail | 2024 |
| Aztec Limited | Construction | 2009 |
| B & T Autos Ltd | Professional & scientific | 2024 |
| B 4 Biodiversity C.I.C. | Administrative & support | 2013 |
| B B R (Management) Limited | Financial services | 2014 |
| B Clean Becci Ltd | Administrative & support | 2025 |
| B&B Developments (North West) Ltd | Construction | 2020 |
| B.M. Woodcock Catering Ltd | Hospitality | 2022 |
| Baby Movements Limited | Manufacturing | 2024 |
| Backtest Global Ltd | Financial services | 2025 |
| Bahashwan Ltd | Transport & logistics | 2021 |
| Baldock Properties Ltd | Real estate | 2026 |
| Barnes JB Limited | Financial services | 2025 |
| Barnfloor Ltd | Construction | 2024 |
| Baronat Investment Company Limited | Financial services | 2022 |
| Bartany DOT Limited | Transport & logistics | 2024 |
| Base Energy Services Limited | Construction | 2008 |
| Base Property Developments Ltd | Administrative & support | 2019 |
| Baselayer Ltd | Wholesale & retail | 2006 |
| Battery Planet Limited | Administrative & support | 2024 |
| Baytrees Hotel Limited | Hospitality | 2016 |
| BBB Integrated Services Limited | Financial services | 2018 |
| BBR Elms Ltd | Construction | 2026 |
| BC Housing Ltd | Real estate | 2024 |
| BCB Solutions (NW) Ltd | Manufacturing | 2025 |
| BCI Property Ltd | Real estate | 2024 |
| BD Lincs Limited | Construction | 2025 |
| BD Swans Limited | Construction | 2025 |
| Beaky Blinders Ltd Limited | Hospitality | 2018 |
| Beantells Limited | Hospitality | 2024 |
| Bearing Source Ltd | Other services | 2011 |
| Beatles Stays Ltd | Other services | 2020 |
| Beautify Corporation Ltd | Other services | 2024 |
| Beechwood Electrical Contracting Limited | Construction | 2012 |
| Befra Retail Ltd | Wholesale & retail | 2025 |
| Beirne Solutions Ltd | Construction | 2018 |
| BEL Management Services Ltd | Construction | 2025 |
| Bellews Water Supplies Limited | Wholesale & retail | 2021 |
| Beloved Home Care Services Ltd | Administrative & support | 2021 |
| Belwell Estates Limited | Real estate | 1967 |
| Belwell Management Limited | Real estate | 2000 |
| Belwell Properties Limited | Real estate | 1977 |
| Bepd Limited | Hospitality | 2012 |
| Berider Motorcycles Ltd. | Wholesale & retail | 2019 |
| Bertram Merseyside Property Limited | Administrative & support | 2016 |
| Bespoke Interiors by MK Ltd | Manufacturing | 2023 |
| Best Pet EAR & Skin Solutions UK Limited | Wholesale & retail | 2024 |
| Bhatta ICT Limited | Information & communication | 2014 |
| BIO Process Design Limited | Professional & scientific | 2020 |
| Biotech Access CIC | Professional & scientific | 2026 |
| BJS Imports Limited | Wholesale & retail | 2023 |
| Black Swan Influence Ltd | Professional & scientific | 2019 |
| Blade Barbers (UK) Limited | Other services | 2008 |
| Blakes Workplace Solutions Ltd | Wholesale & retail | 2020 |
| Blank Space Liverpool Limited | Arts & recreation | 2024 |
| Blazeflare Media Ltd | Professional & scientific | 2026 |
| Blazer Entertainment Limited | Arts & recreation | 2017 |
| Blonde Hairdressing Limited | Other services | 2016 |
| Blossom Lounge Liverpool Ltd | Hospitality | 2023 |
| Blue Blossom Property Ltd | Wholesale & retail | 2025 |
| Blue Marine Consult Ltd | Professional & scientific | 2025 |
| Blue Print Ground Works Ltd | Administrative & support | 2024 |
| Bluebeam Estates Ltd | Households | 2025 |
| Bluebell Lane Medical Practice Limited | Health & social care | 2017 |
| Bluebrick Liverpool Ltd | Real estate | 2021 |
| Blueorbit Consult CIC | Wholesale & retail | 2025 |
| Blueorbit Global Limited | Wholesale & retail | 2026 |
| Blueprint Events Ltd | Professional & scientific | 2025 |
| Blueprint Housing Ltd | Households | 2023 |
| Bluesteel Structural Ltd | Construction | 2025 |
| BMM Wholesale Limited | Wholesale & retail | 2026 |
| BNB Project Management Consultancy Ltd | Professional & scientific | 2025 |
| Bold Street Enterprises Ltd | Real estate | 2019 |
| Bolidtare Ltd | Transport & logistics | 2025 |
| Boosted Limited | Administrative & support | 2023 |
| Bootle Action Group CIC | Professional & scientific | 2017 |
| Bootle Auto Centre Ltd | Wholesale & retail | 2025 |
| Bootle Autos and Commercial Limited | Wholesale & retail | 2025 |
| Bootle Canoe Club CIC | Education | 2021 |
| Bootle Car Valeting Ltd | Administrative & support | 2026 |
| Bootle Community Hub CIC | Arts & recreation | 2026 |
| Bootle Crispy Chicken & Pizza Ltd | Hospitality | 2025 |
| Bootle Fast Food Ltd | Hospitality | 2026 |
| Bootle Food L20 Ltd | Wholesale & retail | 2026 |
| Bootle Grill Ltd | Hospitality | 2026 |
| Bootle Intermodal Ltd | Manufacturing | 2015 |