| Angelee Ltd | Wholesale & retail | 2006 |
| Angelina Wood Ltd | Wholesale & retail | 2023 |
| Angelleesa Designs Limited | Manufacturing | 2012 |
| Angelos Keruv Limited | Health & social care | 2016 |
| Angels Academy Ltd | Professional & scientific | 2018 |
| Angels Homecare Assist Ltd | Health & social care | 2025 |
| Angels Outreach Community Interest Company | Public administration | 2023 |
| Angeltree Ltd | Manufacturing | 2019 |
| Angle Gaming Lounge Limited | Arts & recreation | 2021 |
| Angles Properties UK Limited | Real estate | 2019 |
| Anglia Plastics Limited | Manufacturing | 2009 |
| Anglo Benin Limited | Wholesale & retail | 2019 |
| Anglo French Translation Services Limited | Professional & scientific | 2021 |
| Anglo-Turkish International Limited | Transport & logistics | 1987 |
| Angora Health Care Ltd | Health & social care | 2026 |
| Angraves Ltd | Wholesale & retail | 2011 |
| Angryburg Limited | Hospitality | 2026 |
| Angus and Wagyu Ltd | Wholesale & retail | 2023 |
| Anhad Haulage Ltd | Transport & logistics | 2021 |
| ANI Group Limited | Education | 2024 |
| Anicca AI & Insights Ltd | Information & communication | 2025 |
| Anicca Digital Limited | Information & communication | 2009 |
| Aniela Beauty Ltd | Other services | 2026 |
| Aniket Investment Properties Ltd | Real estate | 2025 |
| Anikin Musculoskeletal & Minor Surgical Care Ltd | Health & social care | 2026 |
| Anil Darbar Limited | Health & social care | 2017 |
| Anil Limited | Real estate | 2002 |
| Anila Qasim Ltd | Health & social care | 2012 |
| Animo Apps Ltd | Information & communication | 2015 |
| Animo Health Ltd | Health & social care | 2021 |
| Aniq Ltd | Wholesale & retail | 2010 |
| Aniqonline Ltd | Wholesale & retail | 2019 |
| Anisa's Beauty and Cosmetics Limited | Wholesale & retail | 2023 |
| Anisar Limited | Real estate | 2021 |
| Anita Enterprise Ltd | Administrative & support | 2011 |
| Anita Property Limited | Real estate | 2023 |
| Anitaskin Limited | Other services | 2020 |
| Aniv Ltd | Information & communication | 2015 |
| Anjo Construction Limited | Construction | 2015 |
| Anjoderm Limited | Other services | 2025 |
| Anjr Ltd | Real estate | 2021 |
| Anjumed Ltd | Health & social care | 2016 |
| Anjuna Consultancy Ltd | Professional & scientific | 2022 |
| Ankara Barber Limited | Other services | 2020 |
| Anmol Catering Ltd | Hospitality | 2024 |
| Anmol Kaur Limited | Wholesale & retail | 2021 |
| Anmol Logistics Ltd | Transport & logistics | 2025 |
| Anmol Occasions Catering Ltd | Hospitality | 2026 |
| Anmol Suite Ltd | Manufacturing | 2024 |
| Anmol Sweet Centre (Oadby) Ltd | Manufacturing | 2024 |
| Anmol Sweet Centre Limited | Manufacturing | 2013 |
| Anmol Taxis Ltd | Transport & logistics | 2025 |
| Anmol UK Ltd | Information & communication | 2008 |
| ANN Future Workplaces Limited | Professional & scientific | 2020 |
| ANN Marie Cannaby Limited | Professional & scientific | 2015 |
| ANN Oliver Stage School Limited | Education | 2014 |
| ANN Oliver's Leicester Academy Limited | Education | 2014 |
| Anna Barlow Consulting Ltd | Administrative & support | 2021 |
| Anna Ltd | Construction | 2025 |
| Anna Munday Etphd Coaching Ltd | Hospitality | 2023 |
| Anna Murphy Limited | Education | 2016 |
| Anna Vine Jewellery Ltd | Extraterritorial | 2021 |
| Annatello UK Ltd | Professional & scientific | 2022 |
| Anne Davies TV Limited | Information & communication | 2013 |
| Anne Ojay Design Limited | Wholesale & retail | 2019 |
| Anne-Maria Newham Ltd | Professional & scientific | 2023 |
| Annette Willett Ltd | Wholesale & retail | 2022 |
| Annidee Ltd | Real estate | 2022 |
| Annie & Coles Interiors Ltd | Other services | 2025 |
| Annie James (Redditch) Ltd | Construction | 2019 |
| Annie James Ltd | Real estate | 2016 |
| Anniegeorge Limited | Professional & scientific | 2017 |
| Annoture Ltd | Information & communication | 2026 |
| Annvelan Limited | Administrative & support | 2026 |
| Ann’S Fashion World Limited | Wholesale & retail | 2026 |
| Anode CKE Ltd. | Manufacturing | 1999 |
| Anoop Sohal Transport Ltd | Transport & logistics | 2021 |
| Anorlondo Ltd | Administrative & support | 2025 |
| Another Level Roofing Ltd | Construction | 2021 |
| Another Level Scaffolding (Midlands) Limited | Construction | 2016 |
| Another World Italian Limited | Hospitality | 2023 |
| Another World Ltd | Hospitality | 2019 |
| Another World Media Ltd | Information & communication | 2020 |
| ANP Clothing Ltd | Manufacturing | 2025 |
| ANP Healthcare Ltd | Health & social care | 2017 |
| ANR Properties Limited | Real estate | 2016 |
| Anri Properties Limited | Real estate | 2023 |
| Anrys Ltd | Wholesale & retail | 2022 |
| ANS Couriers Ltd | Transport & logistics | 2025 |
| ANS Wholesale Limited | Manufacturing | 2018 |
| Ansar Holdings Limited | Professional & scientific | 2025 |
| Ansari Consultancy Ltd | Health & social care | 2025 |
| Ansari Estates Ltd | Real estate | 2022 |
| Ansarj Collection Limited | Wholesale & retail | 2025 |
| Ansco Assets Ltd | Real estate | 2023 |
| Ansco Investments Ltd | Real estate | 2022 |
| Ansel Jobs Ltd | Administrative & support | 2022 |
| Ansh Events Limited | Arts & recreation | 2025 |
| Anshuk Limited | Wholesale & retail | 2023 |
| Ansi Security Ltd | Information & communication | 2013 |