| Angus Doner House Ltd | Hospitality | 2024 |
| ANH Software Ltd | Information & communication | 2023 |
| Anha Traders Ltd | Transport & logistics | 2025 |
| ANI Allcare Ltd | Wholesale & retail | 2025 |
| ANI Cleaning Services Ltd | Administrative & support | 2023 |
| ANI Consultancy Ltd | Information & communication | 2019 |
| ANI Home Care Services Limited | Health & social care | 2023 |
| Anika Developments Ltd | Construction | 2019 |
| Anikasolutions Ltd | Wholesale & retail | 2019 |
| Anikrit Global Consulting Limited | Information & communication | 2023 |
| Anil Traders Ltd | Wholesale & retail | 2025 |
| Anilaa & Anila Legal Consultant Ltd | Professional & scientific | 2026 |
| Anilas Homes Limited | Real estate | 2025 |
| Anima Pizza & Pasta Limited | Hospitality | 2021 |
| Animont Construction Limited | Construction | 2019 |
| Anisab Limited | Health & social care | 2018 |
| Anish Trading Ltd | Wholesale & retail | 2019 |
| Anita Inventories Ltd | Wholesale & retail | 2016 |
| Aniuro Cleaning Services Ltd | Other services | 2023 |
| Anjali Real Estate Ltd | Real estate | 2024 |
| Anjani Maruti Limited | Health & social care | 2024 |
| Anjf Group Limited | Professional & scientific | 2026 |
| Anji Developers Ltd | Construction | 2026 |
| Anji Limited | Construction | 2017 |
| Anjiconstruction Ltd | Construction | 2025 |
| Anju Care Service Limited | Health & social care | 2024 |
| Ankshu UK PVT Ltd | Wholesale & retail | 2024 |
| ANM Contracts Ltd | Real estate | 2022 |
| Anman Service Ltd | Construction | 2022 |
| Anmol Services Limited | Real estate | 2016 |
| Anmol SINGH2 Ltd | Construction | 2025 |
| ANN & YA UK Ltd | Wholesale & retail | 2012 |
| Anna Events Ltd | Hospitality | 2020 |
| Anna Foods Ltd | Wholesale & retail | 2025 |
| Annaa-Travel-And-Tour.Com Ltd | Administrative & support | 2018 |
| Annachy Properties Ltd | Real estate | 2021 |
| Annai Sivahamy Foundation | Other services | 2009 |
| Annam (UK) Ltd | Hospitality | 2013 |
| Annamalai Dairy Ltd | Wholesale & retail | 2008 |
| Annandale Park Limited | Information & communication | 2023 |
| Annapoorani Gastronomy Ltd | Hospitality | 2025 |
| Annavan Consultants Ltd | Professional & scientific | 2022 |
| Annde Ltd | Information & communication | 2025 |
| Anniek Ltd | Other services | 2022 |
| Annieson Accountants Ltd | Professional & scientific | 2015 |
| Annik Beauty Ltd | Wholesale & retail | 2019 |
| Annites United Kingdom Limited | Education | 2023 |
| Annley Ltd | Wholesale & retail | 2025 |
| Anoo Fashions Ltd | Wholesale & retail | 2017 |
| Anoop & Snigdha Ltd | Health & social care | 2022 |
| Anran Trip Ltd | Administrative & support | 2023 |
| Anriaz Ltd | Real estate | 2025 |
| ANS Sweets Limited | Wholesale & retail | 2023 |
| Ansa Realty Ltd | Real estate | 2024 |
| Ansaa Textile Ltd | Manufacturing | 2025 |
| Ansari Assets LLP | | 2020 |
| Ansco London Ltd | Construction | 2026 |
| Ansharah Ltd | Wholesale & retail | 2025 |
| Ansher & Ansher Limited | Real estate | 2009 |
| Anshul Estates Limited | Real estate | 2020 |
| Anshul Trade Ltd | Wholesale & retail | 2012 |
| Ansia LLP | | 2015 |
| Ansmiles Ltd | Health & social care | 2025 |
| Anson DEV Ltd | Real estate | 2021 |
| ANT Foods Ltd | Hospitality | 2021 |
| Antdeansun Ltd | Real estate | 2020 |
| Anthology Properties Limited | Real estate | 2020 |
| Anthony Halpin Limited | Wholesale & retail | 2018 |
| Antique Decor Ltd | Wholesale & retail | 2020 |
| Antique Wooden Floors Limited | Construction | 2012 |
| Anto Electric Limited | Construction | 2015 |
| Antoconstruction NP Ltd | Construction | 2024 |
| Anton Trading Ltd | Information & communication | 2019 |
| Antoncrest Limited | Real estate | 1991 |
| ANTONIA05 Limited | Construction | 2015 |
| Antonio Leanza Companies Limited | Professional & scientific | 2008 |
| Antonioclayton Limited | Wholesale & retail | 2023 |
| Antoura Holdings Ltd | Wholesale & retail | 2025 |
| ANU Care Ltd | Administrative & support | 2022 |
| Anuj Sharma Ltd | Construction | 2020 |
| Anuja's House of Beauty Ltd | Other services | 2022 |
| Anuk Trading Services Limited | Financial services | 2025 |
| Anupama Estates Limited | Real estate | 2002 |
| Anva Ltd | Professional & scientific | 2023 |
| ANY Engine Limited | Wholesale & retail | 2019 |
| ANY Mess Cleaning Service Ltd | Administrative & support | 2022 |
| Anya Beauty London Limited | Other services | 2019 |
| Anya Beauty Salon Limited | Other services | 2017 |
| Anya Spa UK Ltd | Other services | 2015 |
| Anyluk Ltd | Construction | 2014 |
| Anything Services Ltd | Hospitality | 2021 |
| Anythingxeverythingltd Ltd | Wholesale & retail | 2025 |
| ANZ Homes Limited | Construction | 2018 |
| ANZ Medical Services Ltd | Health & social care | 2019 |
| ANZ Partners Ltd | Professional & scientific | 2019 |
| Anza Developments Ltd | Real estate | 2013 |
| Anzo IT Limited | Information & communication | 2023 |
| AO Estates Ltd | Real estate | 2022 |
| AO Propco Ltd | Real estate | 2025 |
| AOA Labs Ltd | Information & communication | 2025 |