| Agnew Retail Limited | Belfast | 2012 |
| Agnew VOS Consulting Ltd | Crediton | 2025 |
| Agnews Wind Services Ltd | Glasgow | 2023 |
| Agni Advisers Ltd | Berwick-Upon-Tweed | 2026 |
| Agni Collective Ltd | Luton | 2026 |
| Agni Engineering Services Ltd | Ruislip | 2022 |
| Agni Partners Limited | London | 2018 |
| Agnia Aerospace Ltd | London | 2025 |
| Agnichem Limited | Bishop'S Stortford | 2003 |
| Agnieszka & Robert Gilmour Architects Ltd | Belfast | 2010 |
| Agnieszka Ordakowska Ltd | Swindon | 2021 |
| Agnieszka Swallow Limited | Tamworth | 2009 |
| Agnieszkatax Ltd | Swindon | 2017 |
| Agnihotri Engineering Services Ltd | West Drayton | 2026 |
| Agnik Accounting Ltd | Peterborough | 2016 |
| Agnik VAT Services Ltd | Peterborough | 2021 |
| Agnis Group Ltd | Chigwell | 2017 |
| Agniscend Ltd | London | 2024 |
| Agnitio Accountants Ltd | Cardiff Gate Business Park | 2013 |
| Agnito UK Limited | Cirencester | 2004 |
| Agnon Associates Limited | Crawley | 2024 |
| Agnos Studio Limited | Bristol | 2022 |
| Agnos.Ai UK Ltd | London | 2018 |
| Agnosco Capital Limited | Hook | 2012 |
| Agnosco Group Limited | Chorley | 2016 |
| Agnostic Adviser Limited | Caernarfon | 2025 |
| Agnostic Projects Limited | Southampton | 2024 |
| Agnostic Systems Ltd | Gerrards Cross | 2025 |
| Agnus Projects Limited | Greater Manchester | 2004 |
| AGO Consultancy & Accounting Services Ltd | Croydon | 2014 |
| AGO Consulting Limited | Basingstoke | 2019 |
| AGO Developments Ltd | Wakefield | 2023 |
| AGO Entertainment Projects Ltd | London | 2022 |
| AGO X-Ray Limited | Yeovil | 2012 |
| Agoal Ltd | Cardiff | 2016 |
| Agodaboost Ltd | London | 2025 |
| Agof Limited | London | 2024 |
| Agog Vivid 7 Limited | Fritwell | 2019 |
| Agog Vivid Limited | Andover | 2016 |
| Agoga Ltd | London | 2026 |
| Agoge Consulting Limited | Bicester | 2016 |
| Agoko Consulting Limited | Telford | 2021 |
| Agon Demeter Ltd | Surbiton | 2015 |
| Agon Gaming Ltd | Altrincham | 2019 |
| Agon International Limited | Dundee | 2018 |
| Agon Systems EOT Limited | Eastbourne | 2025 |
| Agonda Services Ltd | Watford | 2011 |
| Agonges Limited | Rushden | 2025 |
| Agor & Co Accounting Services Limited | Erith, London | 2013 |
| Agora Advisories Ltd | York | 2026 |
| Agora Advisory Ltd | London | 2024 |
| Agora Architects Limited | Wymondham | 2021 |
| Agora Architecture and Design Limited | Glenrothes | 2018 |
| Agora Associates Limited | Much Wenlock | 2023 |
| Agora Branding Consultancy Ltd | Belfast | 2025 |
| Agora Cc-Service Ltd | London | 2017 |
| Agora Chartis Ltd | London | 2025 |
| Agora Climate Ltd | London | 2023 |
| Agora Communication & Trading Limited | London | 2011 |
| Agora Communications Ltd | London | 2021 |
| Agora Consulting Limited | London | 2026 |
| Agora Consulting Solutions Ltd | London | 2024 |
| Agora Creative Ltd | Taunton | 2026 |
| Agora Envisioning Limited | London | 2019 |
| Agora Futures Limited | Lincoln | 1999 |
| Agora Global Ltd | Sale | 2018 |
| Agora Hospitality Ltd | Penarth | 2023 |
| Agora Industrial Analytics Ltd | Bolton | 2020 |
| Agora Labs Ltd | London | 2025 |
| Agora Legal Services Limited | London | 2017 |
| Agora Manufacturing Engineering Services Ltd | Derby | 2022 |
| Agora Media Ltd | London | 2025 |
| Agora Orbis Limited | London | 2018 |
| Agora Partnership Ltd | Liverpool | 2025 |
| Agora Projects Limited | Bracknell | 2022 |
| Agora Properties Ltd | Orpington | 2016 |
| Agora Research Ltd | Bristol | 2024 |
| Agora Training Services Ltd | Leeds | 2014 |
| Agorea Limited | London | 2025 |
| Agori Limited | Epsom | 2025 |
| Agoria Ltd | Birmingham | 2012 |
| Agos Automatic Gate Opener Systems Limited | Hythe | 2014 |
| Agos Healthcare Limited | Hitchin | 2016 |
| Agos Pharma Limited | Hitchin | 2019 |
| Agostos Limited | Hythe | 2014 |
| Agot Global Synergies Limited | Warrington | 2023 |
| Agoura Limited | St. Albans | 2013 |
| Agouti Green Carbon Limited | London | 2022 |
| AGP Accountancy & Tax Solutions Limited | Runcorn | 2013 |
| AGP Accountants Ltd | Brentford | 2014 |
| AGP Audit Ltd | Brentford | 2024 |
| AGP BIO Limited | Sheffield | 2009 |
| AGP Coaching and Consulting Limited | London | 2018 |
| AGP Consultancy Ltd | Hounslow | 2026 |
| AGP Consultants Limited | Worthing | 2014 |
| AGP Consulting Limited | Manchester | 2019 |
| AGP Electrical Consultant Ltd | Edinburgh | 2023 |
| AGP Pipework Services Limited | Lowestoft | 2024 |
| AGP Project Services Ltd | Halifax | 2025 |
| AGP QS Consultants Ltd | Tranent | 2025 |