| Amway (UK) Limited | Wholesale & retail | 2000 |
| Amway Ltd | Construction | 2010 |
| AMY Construction Limited | Professional & scientific | 2016 |
| AMY Global Consulting Limited | Professional & scientific | 2024 |
| AMY M Aesthetics Ltd | Other services | 2026 |
| AMY Solutions Limited | Professional & scientific | 2023 |
| Amycus Limited | Wholesale & retail | 2024 |
| Amyma Jewellers Ltd | Wholesale & retail | 2025 |
| AMZ ( UK) Ltd | Manufacturing | 2008 |
| AMZ Essentials Ltd | Wholesale & retail | 2026 |
| AMZ Food (Midlands) Ltd | Hospitality | 2024 |
| AMZ Stores (UK) Limited | Wholesale & retail | 2021 |
| AMZ the Driver Ltd | Hospitality | 2021 |
| Amzaan's Ltd | Wholesale & retail | 2026 |
| Amzflash Ltd | Construction | 2025 |
| Amzh Tradings Ltd | Wholesale & retail | 2026 |
| Amziicareservices Limited | Health & social care | 2024 |
| Amzil Immigration Firm Ltd | Professional & scientific | 2026 |
| Amzo Ltd | Wholesale & retail | 2021 |
| Amzterr Group Ltd | Wholesale & retail | 2022 |
| AN & MN Holdings Ltd | Real estate | 2025 |
| AN 85 Ltd | Other services | 2026 |
| AN Auto Tech Ltd | Wholesale & retail | 2025 |
| AN Choice Limited | Hospitality | 2013 |
| AN Edge Consultation Ltd | Education | 2025 |
| AN Endless Supply Limited | Professional & scientific | 2020 |
| AN Food Limited | Hospitality | 2023 |
| AN GAR SP Ltd | Information & communication | 2025 |
| AN Nissa Academy Birmingham Ltd | Education | 2025 |
| AN Nissa Academy Ltd | Education | 2019 |
| AN Noor Tour & Education Services Limited | Administrative & support | 2025 |
| AN NUR International Ltd | Wholesale & retail | 2021 |
| AN Nuria Foundation Ltd | Health & social care | 2025 |
| AN Products Limited | Financial services | 2025 |
| AN Property Group Limited | Real estate | 2022 |
| AN Super Clean Limited Limited | Administrative & support | 2025 |
| AN Technicians Ltd | Professional & scientific | 2025 |
| AN Training Ltd | Arts & recreation | 2025 |
| AN- Noor Masjid and Community Centre Limited | Other services | 2007 |
| An-Nur Holdings Ltd | Education | 2025 |
| AN21 Ltd | Hospitality | 2026 |
| ANA (LDN) Ltd | Real estate | 2014 |
| ANA Capital Investment Limited | Financial services | 2023 |
| ANA Care Group Ltd | Health & social care | 2026 |
| ANA Leisure Ltd | Wholesale & retail | 2026 |
| ANA Maria Angels Modelling Ltd | Administrative & support | 2025 |
| ANA Medicare Limited | Wholesale & retail | 2016 |
| ANA Neve Creative Limited | Health & social care | 2022 |
| ANA Poultry Services Ltd | Manufacturing | 2010 |
| ANA Telecoms Ltd | Information & communication | 2021 |
| ANA Truck Ltd | Transport & logistics | 2018 |
| Anaavi Limited | Real estate | 2018 |
| Anabasis Limited | Professional & scientific | 2024 |
| Anabel Cleaning Services Ltd | Administrative & support | 2023 |
| Anabia Group Limited | Real estate | 2025 |
| Anaesthetic Care Limited | Health & social care | 2009 |
| Anagen Hygiene Ltd. | Professional & scientific | 2022 |
| Anah Foods Ltd | Hospitality | 2023 |
| Anahata Partners Limited | Real estate | 2023 |
| Anaho Limited | Financial services | 2024 |
| Anais Transport Ltd | Other services | 2018 |
| Anaiza’S Collection Limited | Wholesale & retail | 2025 |
| Anajee Ltd | Real estate | 2024 |
| Anaji Building Ltd | Construction | 2023 |
| Anaji Properties Ltd | Real estate | 2025 |
| Anaji Trading Ltd | Wholesale & retail | 2021 |
| Analogy Group Ltd | Administrative & support | 2024 |
| Anamaria Cleaning Experts Ltd | Administrative & support | 2024 |
| Anami 2019 Ltd | Financial services | 2019 |
| Anamnisis Ltd | Real estate | 2019 |
| Anamta Traded Limited | Wholesale & retail | 2024 |
| Ananda Moment Limited | Real estate | 2021 |
| Anandi Arts CIC | Education | 2025 |
| Ananse Arts | Education | 2016 |
| Ananta Innovations Limited | Information & communication | 2025 |
| Ananta Investments Limited | Real estate | 2025 |
| Ananta Private Limited | Information & communication | 2026 |
| Ananya Holdings Limited | Real estate | 2019 |
| Ananya Textiles Limited | Wholesale & retail | 2025 |
| Ananym Ltd | Arts & recreation | 2026 |
| Anar Kitchen Ltd | Manufacturing | 2026 |
| Anarah Ltd. | Real estate | 2019 |
| Anarkali Fashion (WM) Ltd | Wholesale & retail | 2025 |
| Anarkali Jewellery Ltd | Wholesale & retail | 2025 |
| Anas Traders Ltd | Wholesale & retail | 2025 |
| Anasa Homes Limited | Real estate | 2026 |
| Anasa Ventures Limited | Financial services | 2018 |
| Anastasialab Limited | Wholesale & retail | 2026 |
| Anavrin Accountants Ltd | Professional & scientific | 2021 |
| Anawim - Birmingham's Centre for Women Limited | Hospitality | 2014 |
| Anayat Food&Wine Limited | Wholesale & retail | 2025 |
| Anays&Beatrice Sisters Ltd | Wholesale & retail | 2025 |
| Anaysa Cargo Ltd | Transport & logistics | 2026 |
| ANB Europe Limited | Administrative & support | 1997 |
| Anbenedict NDU (Design Architects) Limited | Construction | 2001 |
| Anbf Ltd | Hospitality | 2023 |
| Anbridge Education Ltd | Education | 2025 |
| ANC Supplies Ltd | Wholesale & retail | 2025 |
| Anca Rebeca POP Limited | Health & social care | 2016 |
| Anchor (B'Ham) Limited | Manufacturing | 2003 |