| Aneesa (UK) Ltd | Bradford | 2014 |
| Aneesa Consultancy Limited | Liverpool | 2024 |
| Aneesa Hussain Consultancy Ltd | Leeds | 2018 |
| Aneesha Trading Investment Ltd | London | 2024 |
| Aneets Ventures Limited | London | 2017 |
| Anefani Productions Ltd | London | 2020 |
| Anehratech Limited | St Annes | 2024 |
| Anehta Engineering Ltd | Ferryhill | 2024 |
| Anekanta Limited | Bromborough | 2016 |
| Aneko Accounting Services Ltd | Daventry | 2024 |
| Aneko Consulting Services Limited | Croydon | 2005 |
| Anela Ltd | Kingston Upon Thames | 2022 |
| Anelca Clinic Limited | Northwood Hills | 1998 |
| Anelca Medical Legal Ltd | Northwood Hills | 2002 |
| Anelec Group Limited | Middlesbrough | 2015 |
| Anelvey Marketing Limited | Wokingham | 2010 |
| Anema' Studio Ltd | London | 2024 |
| Anemerk Limited | London | 2017 |
| Anemoi Energy Consulting Ltd | Paisley | 2024 |
| Anemoi Energy Group Limited | Liverpool | 2023 |
| Anemoi Marine Technologies Ltd | London | 2015 |
| Anemoi Renewables Limited | Bristol | 2012 |
| Anemoi Renewables Management Limited | Liverpool | 2025 |
| Anemoi Risk Management Ltd | Eastbourne | 2024 |
| Anemoi Scada Solutions Ltd | Glasgow | 2023 |
| Anemoi Techs Limited | Grimsby | 2022 |
| Anemoi Trade Partners Ltd | London | 2016 |
| Anemone Consulting Ltd | Maidenhead | 2022 |
| Anemos Homes Limited | Richmond | 1983 |
| Anen Group Limited | Peterborough | 2023 |
| Anenburg Ltd | London | 2021 |
| Anene Media Limited | King'S Lynn | 2025 |
| Anenvale Limited | Renfrewshire | 1988 |
| Anergi Africa Developments Ltd | London | 2015 |
| Anergi Ghana Holdings Ltd | London | 2015 |
| Anergi International Ltd | London | 2004 |
| Anergi Kelvin Holdings Ltd | London | 2007 |
| Anergi Nigeria Commercial Holdings Limited | London | 2025 |
| Anergi Nigeria Investments Limited | London | 2014 |
| Anergi Operations Ghana Ltd | London | 2010 |
| Anergi Operations Kenya Limited | London | 2008 |
| Anergi Operations South Africa Limited | London | 2009 |
| Anergi Power Holdings Ltd | London | 2013 |
| Anergi Rabai Holdings Ltd | London | 2007 |
| Anergi Ruhudji Holdings Limited | London | 2008 |
| Anergi Sierra Leone Holdings Limited | London | 2024 |
| Anergi Sierra Leone Investments Limited | London | 2024 |
| Anergi Singida Investments Limited | London | 2013 |
| Anergi Turkana Holdings Ltd | London | 2013 |
| Anergi Turkana Investments Ltd | London | 2012 |
| Aneris Limited | Olney | 2009 |
| Anesca Limited | Swansea | 2014 |
| Anesco Holdings Limited | Reading | 2019 |
| Aneta Complex Ltd | Hull | 2024 |
| Aneta Maziarz Limited | London | 2014 |
| Aneta Pile Ecommerce & Digital Strategy Ltd | Newport Pagnell | 2026 |
| Aneton Limited | London | 2009 |
| Anetta Beri Ltd | London | 2021 |
| Anette's Limited | London | 2017 |
| Anevate Ltd | Witney | 2018 |
| Anevo Environmental Solutions Ltd | Ilford | 2011 |
| Anew Advisory Services Ltd | Merthyr Tydfil | 2024 |
| Anew Design Ltd | Wilmslow | 2009 |
| Anew Studio Ltd | Manchester | 2025 |
| Anewa Ltd | Milton Keynes | 2025 |
| Anewan Limited | Camberley | 2024 |
| Anewthing Accounting Services Limited | Gravesend | 2011 |
| Anex Financial and Legal Consultancy Company Limited | London | 2025 |
| Anex Management and Consulting Ltd | Redhill | 2024 |
| Anex-Uk Ltd | Peterborough | 2015 |
| Anexb UK Ltd | Peterborough | 2023 |
| Anexcroft Limited | Colchester | 1999 |
| Anexo Group Limited | Liverpool | 2018 |
| Anexploration Ltd | Exeter | 2024 |
| Anexsys Group Limited | London | 2016 |
| Anexsys Limited | London | 2004 |
| Anexus Pharma Ltd | Winchester | 2018 |
| Anexys Health Ltd | London | 2026 |
| Aney Engineering Services Ltd | Stanmore | 2023 |
| ANF Consultants Ltd | Leyland | 2025 |
| ANF Consulting Ltd | Northallerton | 2013 |
| ANF Offshore Ltd | Aberdeen | 2022 |
| ANF Solutions Limited | Bradford | 2025 |
| ANF Surveying Ltd | Omagh | 2024 |
| Anfa Interior Architecture Limited | Birmingham | 2025 |
| Anfenifigi Limited | Bolton | 2024 |
| Anfield 1 Limited | London | 1906 |
| Anfield 2 Limited | London | 1968 |
| Anfield Consultancy Ltd | Cardiff | 2019 |
| Anfield Developments Ltd | Liverpool | 2019 |
| Anfield Solicitors Ltd | Manchester | 2017 |
| Anfinity Solutions Limited | Londonderry | 2020 |
| Anflex Ltd | Rochdale | 2026 |
| Anfo Contracting & Consulting Limited | Beverley | 2017 |
| Anfs Engineering Limited | Fareham | 2026 |
| ANG & Co. Accountants Ltd | Glasgow | 2025 |
| ANG (UK) Limited | Bristol | 2011 |
| ANG Accountancy Solutions Limited | Durham | 2015 |
| ANG Accountants Limited | Manchester | 2023 |
| ANG Business Solutions Ltd | Watford | 2011 |