| Anitys Ltd | London | 2009 |
| Aniuu Limited | London | 2012 |
| Aniv Ltd | Leicester | 2015 |
| Aniva (UK) Limited | Bexhill | 2012 |
| Aniventure Awesome Limited | London | 2020 |
| Aniventure Limited | London | 2013 |
| Anivo Technologies Ltd | London | 2025 |
| Anivra Technologies Limited | High Wycombe | 2026 |
| Anixnics Limited | London | 2021 |
| Aniyota Limited | Bury St. Edmunds | 2025 |
| ANJ Analytics Limited | Amersham | 2023 |
| ANJ ERP Services Limited | Altrincham | 2025 |
| ANJ Intelligence Ltd | London | 2026 |
| ANJ IT Solutions Ltd | Basildon | 2011 |
| ANJ London Ltd | London | 2024 |
| ANJ P Solutions Limited | London | 2013 |
| ANJ Studios Ltd | Eastleigh | 2026 |
| Anja Publications Limited | | 2002 |
| Anjali Consulting Limited | Leighton Buzzard | 2010 |
| Anjalikishore Infotech Limited | Bracknell | 2011 |
| Anjana Consultancy Limited | Worcester Park | 2017 |
| Anjana Tech Ltd | Sutton | 2023 |
| Anjaney Systems Limited | Edgware | 2021 |
| Anjani Private Ltd | Wokingham | 2024 |
| Anjb Services Limited | Malton | 2016 |
| Anjdeb Consulting Ltd. | Nottingham | 2015 |
| Anjel Solutions Ltd | Driffield | 2023 |
| Anjen Software UK Limited | Aboyne | 2026 |
| Anjin Consultancy Ltd | Godalming | 2015 |
| Anjin Games Ltd | Hove | 2015 |
| Anjin Ltd | Birmingham | 2025 |
| Anjo Digital Limited | Preston | 2018 |
| Anjo Enterprises Limited | London | 2016 |
| Anjo Group Ltd | Manchester | 2019 |
| Anjolu Ltd | St. Austell | 2022 |
| Anju Solutions Ltd | Didcot | 2011 |
| Anjum International Ltd | Chester | 2023 |
| Anjumxpert Limited | Stoke-On-Trent | 2025 |
| Anjuna Ltd | London | 2022 |
| Anjura Technologies Limited | Hounslow | 2017 |
| Anjuros Development Ltd | Rugeley | 2025 |
| ANK Consulting Services Ltd | Maidenhead | 2026 |
| ANK Ventures Ltd | London | 2025 |
| Anka Consultancy Ltd | Barking | 2023 |
| Anka Digital Limited | London | 2017 |
| Anka FMR Ltd | London | 2025 |
| Ankabit Technologies Ltd | London | 2024 |
| Ankabut Ltd | Hitchin | 2006 |
| Ankaco Limited | Cardiff | 2025 |
| Ankanova Ltd | Poole | 2026 |
| Ankar Rubbani Ltd | Cardiff | 2017 |
| Ankar.Ai Ltd | London | 2023 |
| Ankarmun Limited | High Wycombe | 2016 |
| Ankaro Consulting Limited | Manchester | 2019 |
| Ankasa Limited | Cheltenham | 2015 |
| Anker Productions Limited | Weybridge | 2007 |
| Ankerton Consulting Ltd | Eccleshall | 2025 |
| Anketell Training Limited | Newcastle Upon Tyne | 1998 |
| Anketta Ltd | London | 2016 |
| Ankh Developers Ltd | Coventry | 2026 |
| Ankh Digital Ltd | Birmingham | 2020 |
| Ankhero Ltd | Teddington | 2020 |
| Ankimio Ltd | London | 2025 |
| Ankir Technology Limited | Manchester | 2025 |
| Ankish Limited | Carshalton | 2011 |
| Ankit Govind Photography Ltd | Edgware | 2015 |
| Ankit J Consulting Limited | London | 2012 |
| Ankit Kumar Limited | London | 2025 |
| Ankit Suri Productions Ltd | London | 2020 |
| Ankitech Solutions Limited | Pinner | 2009 |
| Anko Studios Ltd | Feltham | 2025 |
| Ankonet Limited | London | 2018 |
| Ankorstore Limited | London | 2021 |
| Ankoth Productions Ltd | Exeter | 2023 |
| Ankow Pictures Ltd | Plymouth | 2025 |
| Ankr Linked Limited | Cardiff | 2025 |
| Ankra UK Limited | London | 2023 |
| Ankrah Tulloch Solutions Ltd | London | 2016 |
| Ankvij Limited | Hounslow | 2025 |
| Ankwilitas Ltd | Nottingham | 2023 |
| Ankyta Limited | Leeds | 2025 |
| Anlage 2026 Ltd | Manchester | 2026 |
| Anlan Ltd | London | 2022 |
| Anlet Limited | Gateshead | 2022 |
| Anli Tech Solutions Limited | Tadworth | 2024 |
| Anlie Ltd | Bolton | 2024 |
| Anlin Consultancy Limited | Leigh On Sea | 2014 |
| Anlind Limited | Winchester | 2010 |
| Anlj Ltd | Ruislip | 2026 |
| Anlot Limited | Marlow | 2008 |
| Anlou Music Publishing Ltd | London | 2025 |
| Anlova Ltd | London | 2020 |
| Anloware Limited | London | 2024 |
| Anlucia Music Ltd. | London | 2013 |
| ANM Business Ltd | Preston | 2016 |
| ANM Digital Ltd | Glasgow | 2026 |
| ANM Dynamics Ltd | Chadwell Heath | 2025 |
| ANM Leisure Group Ltd | London | 2025 |
| Anmama Limited | London | 2016 |
| Anmay Consultancy Services Limited | Feltham | 2020 |