| AB Afro Caribbean Food Store Ltd | Wholesale & retail | 2025 |
| AB Attractions Ltd | Other services | 2023 |
| AB Bakery Limited | Hospitality | 2026 |
| AB Castings Ltd | Manufacturing | 2024 |
| AB Construction 365 Ltd | Construction | 2024 |
| AB Construction MCR Ltd | Construction | 2022 |
| AB Consulting Services (Abcs) Limited | Administrative & support | 2016 |
| AB Corporate LLP | | 2010 |
| AB Developments and Construction Ltd | Construction | 2021 |
| AB Energised Consultancy Ltd | Manufacturing | 2024 |
| AB Enterprise (NW) Ltd | Hospitality | 2019 |
| AB Environmental Limited | Professional & scientific | 2025 |
| AB FAB Cleaning Limited | Other services | 2022 |
| AB FAB Hairdressing (Manchester) Ltd | Other services | 2007 |
| AB Film & Photo Ltd | Professional & scientific | 2025 |
| AB Golden Properties Ltd | Real estate | 2023 |
| AB Halal Meat Limited | Wholesale & retail | 2025 |
| AB Happy Smiles Ltd | Health & social care | 2026 |
| AB Inspiration Ltd | Administrative & support | 2025 |
| AB IT and Technical Services Limited | Information & communication | 2022 |
| AB Manchester Limited | Construction | 2021 |
| AB MCR Ltd | Real estate | 2017 |
| AB Media Group Ltd | Arts & recreation | 2023 |
| AB NW CXA Ltd | Other services | 2026 |
| AB PAY Limited | Professional & scientific | 2023 |
| AB Pharma MCR Limited | Health & social care | 2025 |
| AB Pharma Services Ltd | Wholesale & retail | 2022 |
| AB Properties (Whitefield) Ltd | Real estate | 2025 |
| AB Property Traders Ltd | Construction | 2023 |
| AB Protection Limited | Administrative & support | 2013 |
| AB Smiles Ltd | Health & social care | 2019 |
| AB Sundecks Limited | Manufacturing | 2005 |
| AB Travel Ltd | Transport & logistics | 2019 |
| Ab&B Ltd | Hospitality | 2025 |
| Ab&C Estates Ltd | Real estate | 2025 |
| Ab's Convenience Store Limited | Wholesale & retail | 2026 |
| AB5 Arts Ltd | Wholesale & retail | 2023 |
| AB77 Ltd | Professional & scientific | 2018 |
| ABA Arts Ltd | Wholesale & retail | 2023 |
| ABA Consulting Ltd | Professional & scientific | 2023 |
| Abaake by Equip Ltd | Manufacturing | 2023 |
| Ababil Properties Ltd | Real estate | 2026 |
| Abaci Ltd | Wholesale & retail | 2013 |
| Abacus Accounting and Management Solutions Ltd | Professional & scientific | 2012 |
| Abacus Advisory Limited | Other services | 2020 |
| Abacus Business Services Limited | Professional & scientific | 2002 |
| Abacus Corporate Services Limited | Professional & scientific | 2021 |
| Abacus Garage Doors & Gates, Security Limited | Wholesale & retail | 2011 |
| Abacus Management Collections Limited | Administrative & support | 2020 |
| Abacus Manchester Properties Ltd | Real estate | 2007 |
| Abacus Multimart Private Limited | Construction | 2024 |
| Abacus Psychology Service (North) Ltd | Health & social care | 2025 |
| Abacus Quantum Solutions Ltd | Professional & scientific | 2020 |
| Abacus Trade Limited | Wholesale & retail | 2025 |
| Abacus XY Limited | Information & communication | 2022 |
| ABAI4U Ltd | Wholesale & retail | 2020 |
| Abakcom Ltd | Professional & scientific | 2013 |
| Abakus (Rejza) Limited | Wholesale & retail | 2010 |
| Abakus 2 Ltd | Wholesale & retail | 2010 |
| Abakus Direct Furniture Ltd | Wholesale & retail | 2018 |
| Abakus Group Management International Ltd | Administrative & support | 2016 |
| Aban Express Ltd | Hospitality | 2024 |
| Aban Traders Ltd | Hospitality | 2019 |
| Abancay Holdings UK Limited | Financial services | 2023 |
| Abandon Normal Devices | Information & communication | 2007 |
| Abandx Wholesales Limited | Wholesale & retail | 2025 |
| Abanus Ltd | Real estate | 2018 |
| Abaseen Catering Ltd | Hospitality | 2025 |
| Abaseen Chapli Kabab Limited | Hospitality | 2021 |
| Abaseen Express Limited | Hospitality | 2024 |
| Abaseen Kebab House Ltd | Hospitality | 2025 |
| Abass Food Limited | Wholesale & retail | 2021 |
| Abayaatelieruk Ltd | Wholesale & retail | 2024 |
| ABB Aviation Ltd | Transport & logistics | 2016 |
| ABB Consulting - Europe Ltd | Professional & scientific | 2012 |
| Abba Beel Private Limited Company | Manufacturing | 2003 |
| Abba Consultancy Ltd | Information & communication | 2019 |
| Abba Healthcare Professionals Ltd | Health & social care | 2023 |
| Abbas Builders Ltd | Construction | 2025 |
| Abbas Ecom Ltd | Wholesale & retail | 2026 |
| Abbas Enterprise Limited | Administrative & support | 2022 |
| Abbas Estates Ltd | Real estate | 2026 |
| Abbas Foods Store Ltd | Wholesale & retail | 2025 |
| Abbas Industries Ltd | Extraterritorial | 2023 |
| Abbas Management Property Ltd | Real estate | 2019 |
| Abbas Properties (NW) Ltd | Real estate | 2026 |
| Abbas Property Solutions Ltd | Households | 2024 |
| Abbas Wealth Management Limited | Real estate | 2020 |
| Abbasi Rentals Limited | Real estate | 2020 |
| Abbasian & Co Ltd | Health & social care | 2003 |
| Abbba Ltd | Wholesale & retail | 2025 |
| Abbcom Kent Limited | Construction | 2014 |
| Abbey 5 Star Limited | Administrative & support | 2019 |
| Abbey Bay Crushing Ltd | Construction | 2017 |
| Abbey Christie Properties Limited | Real estate | 2017 |
| Abbey Church (Dunbar) Limited | Construction | 2016 |
| Abbey Developments Manchester Limited | Construction | 2013 |
| Abbey Fruit & VEG Ltd | Wholesale & retail | 2019 |
| Abbey Grove Flat Management Company (Eccles) Limited | Extraterritorial | 1998 |
| Abbey HEY Care Home Limited | Health & social care | 1995 |