| Aneri Events Ltd | Wholesale & retail | 2025 |
| Anfield Rail Limited | Administrative & support | 2018 |
| Anfika Consultants Limited | Information & communication | 2017 |
| ANG Infinity Limited | Health & social care | 2017 |
| Ange Global Ltd | Wholesale & retail | 2026 |
| Angel Cake Baker Ltd | Wholesale & retail | 2023 |
| Angel Care (Orchid Care Homes) Ltd | Health & social care | 2012 |
| Angel Care LD (Prop) Limited | Health & social care | 2024 |
| Angel Care PLC | Health & social care | 1996 |
| Angel Cars of Oundle Limited | Transport & logistics | 2026 |
| Angel Cleaning and Property Maintenance Limited | Administrative & support | 2011 |
| Angel Consultancy Private Limited | Wholesale & retail | 2023 |
| Angel Cottage Organics Limited | Extraterritorial | 2013 |
| Angel Eventz Limited | Hospitality | 2024 |
| Angel Food & Wine Ltd | Wholesale & retail | 2023 |
| Angel Funeral Care Ltd | Other services | 2016 |
| Angel of Protection Ltd | Administrative & support | 2018 |
| Angel Travel of Oundle Limited | Transport & logistics | 2003 |
| Angel Watch Company Ltd | Wholesale & retail | 2020 |
| Angel's Choice Ltd. | Hospitality | 2016 |
| Angela Creasy Ltd | Professional & scientific | 2011 |
| Angela Hamlin Health Care Professionals Limited | Health & social care | 2020 |
| Angela Healey Consulting Ltd | Professional & scientific | 2025 |
| Angela Investment Ltd | Real estate | 2026 |
| Angelbrand Limited | Real estate | 1983 |
| Angelgate Capital Management Ltd | Financial services | 2024 |
| Angelonia Property Holdings Ltd | Real estate | 2021 |
| Angels Accounting Ltd | Professional & scientific | 2015 |
| Angels Accs Ltd | Administrative & support | 2025 |
| Angels and Miracles Ltd | Professional & scientific | 2018 |
| Angels Car Hire Ltd | Transport & logistics | 2018 |
| Angels Cars Ltd | Transport & logistics | 2007 |
| Angelsbareskin Ltd | Health & social care | 2020 |
| Angely Care Limited | Health & social care | 2025 |
| Angi School of Aesthetics Limited | Education | 2025 |
| Angie Noelle Limited | Professional & scientific | 2025 |
| Anglecross Limited | Real estate | 1999 |
| Anglia Enterprise(Uk) Limited | Wholesale & retail | 2007 |
| Anglia Fostering Agency Limited | Health & social care | 2009 |
| Anglian Textiles Limited | Wholesale & retail | 2015 |
| Angliano Food Service Ltd | Wholesale & retail | 2022 |
| Anglo European Drinks Limited | Wholesale & retail | 2021 |
| Anglo-Raya Logistics Ltd | Transport & logistics | 2026 |
| ANH Construction Ltd | Construction | 2021 |
| ANH International Limited | Real estate | 1982 |
| ANH Plumbing & Heating Ltd | Construction | 2020 |
| Anheddem Ltd | Professional & scientific | 2021 |
| Anhi Consultants Ltd | Professional & scientific | 2013 |
| ANI Development Limited | Health & social care | 2018 |
| ANI Lifestyle Limited | Arts & recreation | 2022 |
| ANI Real Estate Limited | Real estate | 2017 |
| Anibri Properties Limited | Real estate | 2008 |
| Anidan Service Ltd | Construction | 2016 |
| Animalget Consulting Ltd | Information & communication | 2021 |
| Animator Guild Limited | Arts & recreation | 2021 |
| Anisco LLP | | 2011 |
| Anistar Estates Limited | Real estate | 2023 |
| Anistar Limited | Construction | 2015 |
| Anit Build Limited | Hospitality | 2026 |
| Anita Huntley Marketing Limited | Professional & scientific | 2017 |
| Anita Mitra Medical Services Limited | Health & social care | 2017 |
| Anizon Ltd | Wholesale & retail | 2025 |
| ANJ RAJ Limited | Financial services | 2020 |
| Anjalinah Global Limited | Wholesale & retail | 2020 |
| Anjana Bhog Savouries Ltd | Manufacturing | 2024 |
| Anjani Logistics Limited | Transport & logistics | 2024 |
| Anjie's Cake Company Limited | Wholesale & retail | 2015 |
| ANK Care Ltd | Health & social care | 2025 |
| ANK Specialist Periodontics Ltd | Health & social care | 2014 |
| Ankerville Developments Limited | Real estate | 2023 |
| Ankh-A Ltd | Public administration | 2022 |
| ANM Celebrations Ltd | Wholesale & retail | 2026 |
| Anmol Properties Limited | Real estate | 2023 |
| ANN Consultants Limited | Real estate | 2026 |
| Anna Property Management Limited | Real estate | 2020 |
| Anna Wharton Media Limited | Information & communication | 2013 |
| Annabel Rochfort Consultancy Ltd | Professional & scientific | 2024 |
| Annabelle Holdings Limited | Real estate | 2022 |
| Annada Ltd | Hospitality | 2025 |
| Annakut Limited | Real estate | 2016 |
| Annappurna Delight Limited | Hospitality | 2025 |
| Annapurna Caterers Limited | Hospitality | 2025 |
| Annapurna TS Limited | Hospitality | 2023 |
| Annett Heating Limited | Construction | 2019 |
| Annie Lord Limited | Arts & recreation | 2026 |
| Annika Properties Ltd | Real estate | 2014 |
| Annotate Ltd | Other services | 2021 |
| Annual Bargains Ltd | Wholesale & retail | 2021 |
| Anon Bagshot Property Ltd | Construction | 2017 |
| Anon Burn Bullock Ltd | Construction | 2020 |
| Anon Properties Ltd | Construction | 2017 |
| Anooshka Nereid Ltd | Other services | 2023 |
| Anor by Pinks Ltd | Wholesale & retail | 2025 |
| Another Brilliant Idea Ltd | Administrative & support | 2025 |
| Anpr Solutions Limited | Professional & scientific | 2024 |
| Anrp Management Limited | Professional & scientific | 2022 |
| Anrp Properties Ltd | Real estate | 2023 |
| ANS Consultants Limited | Professional & scientific | 2025 |
| ANS Properties & Lettings Ltd | Real estate | 2024 |
| Ansari Garage Limited | Wholesale & retail | 2003 |