| Afrobeats International Ltd | London | 2022 |
| Afrobiz Network Ltd | Essex | 2022 |
| Afrocandy Ltd | London | 2022 |
| Afrocenchix Ltd | Northampton | 2010 |
| Afroco Limited | London | 2004 |
| Afrohairtransplant Ltd | Rainham | 2026 |
| Afrohausentertainment Ltd | Lincoln | 2026 |
| Afrokulture LDN Ltd | Croydon | 2026 |
| Afrolink Ltd | Sunderland | 2018 |
| AFROSON1C X Ltd | Croydon | 2025 |
| Afrosteps Global Ltd | Southampton | 2025 |
| Afrotec Industries Limited | Rotherham | 2005 |
| Afrotek Project Limited | Manchester | 2015 |
| AFS Compliance Ltd | Blackburn | 2005 |
| AFS Drains Ltd | Stevenage | 2020 |
| AFS Financial Solutions Limited | London Colney | 2008 |
| AFS Literary Foundation Limited | Knutsford | 2025 |
| AFS Managers Limited | London | 2022 |
| AFS Plant Hire Ltd | Westcliff-On-Sea | 2016 |
| AFS Properties (London) Limited | Morden | 2017 |
| AFS Traders Ltd | Ilford | 2021 |
| AFS Vehicle Leasing Limited | Blackburn | 2017 |
| Afsa Verify Global Solution Limited | Leeds | 2025 |
| Afsar Consultancy Ltd | Luton | 2016 |
| Afsar Travels Limited | London | 2024 |
| Afsearch Ltd | Newport | 2019 |
| Afsha Artistry Ltd | London | 2024 |
| Afson UK Limited | London | 2017 |
| Afsoon Ltd | Herne Bay | 2025 |
| AFT 1967 Limited | Falkirk | 2025 |
| AFT Composites Limited | Oswestry | 2012 |
| AFT Garden Services Ltd | Knaresborough | 2026 |
| AFT Jet-Wash Solutions Ltd | Bristol | 2021 |
| AFT Recruitment Ltd | London | 2025 |
| Aftab Travel Limited | Batley | 2022 |
| After 12 Cleaning Services Limited | Manchester | 2026 |
| After Clean Ltd | Bromley | 2018 |
| After Dark Cleaners Limited | Cambridge | 2024 |
| After Dark Party Limited | Stanmore | 2011 |
| After Dark PR Limited | Hollinwood | 2015 |
| After Dark Security Limited | Swadlincote | 2024 |
| After Dinner Speakers & Comedians Limited | Sowerby Bridge | 2002 |
| After Dinner World Limited | Sowerby Bridge | 2002 |
| After Hours Apparel Limited | London | 2021 |
| After Hours Creative Limited | Bude | 2009 |
| After Hours Events Limited | Manchester | 2024 |
| After the Comma Limited | Barnes | 2016 |
| After Web DEV Ltd | Altrincham | 2026 |
| Afterbuilders Cleaning London Ltd | Harlow | 2014 |
| Aftercare Assist Limited | Bradford | 2013 |
| Aftercare Distribution Limited | Bradford | 2017 |
| Aftercare Specialist Cleaning Ltd | Clevedon | 2022 |
| Afterglow Cleaning Solutions Ltd | Stourbridge | 2026 |
| Afterglow Event Hire Limited | Sheffield | 2023 |
| Afterglow Events Ltd | London | 2026 |
| Afterhours Group Ltd | Portsmouth | 2025 |
| Afterlife Corporation Ltd | Birmingham | 2017 |
| Afterlight Limited | Gillingham | 2014 |
| Afterloop Ltd | London | 2025 |
| Aftermarket Vehicle Solutions Limited | Colchester | 2009 |
| Aftermath (Scotland) Ltd | Stonehaven | 2024 |
| Aftersaint Ltd | London | 2026 |
| AFTERT8STE Limited | Fitzrovia | 2026 |
| Afterthird Limited | Egham | 2020 |
| Aftonroy Limited | London | 1983 |
| Aftur Limited | Daventry | 2026 |
| AFU Education UK Limited | Luton | 2026 |
| Afusion Management Ltd | Birmingham | 2025 |
| AFW Consulting Limited | Leigh-On-Sea | 2015 |
| AFW Healthcare Limited | Peterborough | 2026 |
| AFW Training Limited | Loughton | 2016 |
| Afyah Centre Limited | London | 2019 |
| Afyaroot Ltd | Birmingham | 2026 |
| Afyrecruitment Ltd | Northampton | 2025 |
| Afyshc Limited | Livingston | 2025 |
| Afzal Rafat Limited | London | 2023 |
| Afzal Travel & Tours Ltd | Cheadle | 2025 |
| Afzu Ltd | Greenford | 2025 |
| AG & AJ Akhurst Limited | Bishop'S Stortford | 2020 |
| AG (Management Services) Ltd | Glasgow | 2008 |
| AG 360 Security Ltd | London | 2023 |
| AG Assessment Services Limited | Romford | 2026 |
| AG Auctions Ltd | Bury | 2023 |
| AG Balloon Arrangements Limited | Stockport | 2022 |
| AG Block Paving Ltd | Oldham | 2021 |
| AG Bright Cleaning Company Ltd | Kent | 2025 |
| AG Cambridge Holdings Ltd | London | 2024 |
| AG Capital Finance Ltd | London | 2025 |
| AG Carpet Specialist Ltd | Cheltenham | 2025 |
| AG Cars Hire Ltd | Hayes | 2025 |
| AG Clean Ltd | Purfleet-On-Thames | 2025 |
| AG Collection Limited | Watford | 2025 |
| AG Consultancy & Services Limited | Fareham | 2017 |
| AG Consulting & Services Limited | Basingstoke | 2023 |
| AG Consulting (UK) Limited | Maidenhead | 2013 |
| AG Contract Services Limited | Warrington | 2025 |
| AG Design & Control Limited | Hinckley | 2007 |
| AG Detail Limited | Colchester | 2018 |
| AG Douglas Arboriculture Ltd | Birmingham | 2023 |
| AG Drywall Ltd | Bury St Edmunds | 2020 |