| Aemmos Ltd | Portsmouth | 2012 |
| Aemra Ltd | Leeds | 2026 |
| Aemz Electronics Ltd | London | 2025 |
| Aenar Ltd | London | 2022 |
| Aenea Programme Ltd | Maidstone | 2014 |
| Aenea Studios Ltd. | London | 2021 |
| Aenean Labs Limited | Leeds | 2025 |
| Aeni Limited | Sheffield | 2026 |
| Aenigma Consulting Ltd | London | 2021 |
| Aenima Films Limited | London | 2023 |
| Aenon Limited | Liverpool | 2009 |
| Aento Consulting Ltd | London | 2017 |
| Aenulltech Ltd | Cardiff | 2025 |
| AEO Business Consulting Ltd | Milton Keynes | 2016 |
| AEO Chapman Ltd | London | 2020 |
| AEO Insights Ltd | Bury St. Edmunds | 2026 |
| AEO Properties and Solutions Ltd | London | 2026 |
| AEO Site Lift Ltd | Cardiff | 2025 |
| Aeolian Apps Ltd | Bradford | 2024 |
| Aeolian Entertainment Ltd | London | 2025 |
| Aeoliki Marine Limited | Hitchin | 2000 |
| Aeolus Aerial Pictures Limited | Stoke-On-Trent | 2016 |
| Aeon Automations Ltd | London | 2025 |
| Aeon Cloud Solutions Limited | Romford | 2020 |
| Aeon Engineering Ltd | Newcastle Under Lyme | 2016 |
| Aeon Geoscience Systems Limited | Aberdeen | 2016 |
| Aeon Green Limited | Hertford | 2011 |
| Aeon I.T. Limited | Liverpool | 2014 |
| Aeon Industries Ltd | London | 2017 |
| Aeon Interface Limited | Bolton | 2024 |
| Aeon Leads Ltd | London | 2018 |
| Aeon Media Limited | London | 2012 |
| Aeon Services Ltd | Cullompton | 2000 |
| Aeon Services UK Limited | London | 2008 |
| Aeon Software Ltd | Nottingham | 2018 |
| Aeon Technologies Limited | Croydon | 2024 |
| Aeon Trading Limited | Cardiff | 2013 |
| Aeon Web Limited | Norwich | 2009 |
| Aeonaptro Platforms Ltd | London | 2026 |
| Aeone Systems Limited | Leicester | 2026 |
| Aeonflare Ltd | Bristol | 2023 |
| Aeonic Chronology Ltd | London | 2026 |
| Aeonic IT Ltd | Eastleigh | 2018 |
| Aeonic Labs Ltd | London | 2025 |
| Aeonium Consulting Limited | Basingstoke | 2017 |
| Aeonos Limited | Aberdeen | 2021 |
| Aeons Media Company Ltd | Glasgow Central | 2025 |
| Aeonvista Limited | Reading | 2007 |
| Aeorema Limited | London | 1995 |
| AEP Associates Ltd | London | 2013 |
| AEP Consultancy Ltd | Hornchurch | 2023 |
| AEP Services Limited | Tunbridge Wells | 2022 |
| Aequanim Limited | Bolton | 2017 |
| Aequate Ltd | Sheffield | 2026 |
| Aequisym AI Limited | Cambridge | 2022 |
| Aequorix Ltd | London | 2025 |
| AER Studios Ltd | Corsham | 2005 |
| AER Support Limited | Castleford | 2004 |
| AER Technologies Ltd | Cardiff | 2021 |
| AER Technology Limited | Brentford | 2018 |
| Aer-Sat Communications Limited | Wakefield | 2003 |
| Aera Films Ltd | Bournemouth | 2026 |
| Aera Technology Limited | London | 2017 |
| Aerandil Technologies Ltd | Cambridge | 2026 |
| Aeranex Limited | London | 2025 |
| Aerario Ltd | London | 2025 |
| Aerariumchain Ltd | Manchester | 2020 |
| Aerartis Ltd | London | 2019 |
| Aerast Ltd | Cookstown | 2025 |
| Aerdata UK Limited | Crawley | 2002 |
| Aere Ltd | London | 2018 |
| Aere Social Limited | London | 2025 |
| Aerflow Limited | London | 2023 |
| Aergod Limited | Mildenhall | 2021 |
| Aerial & Communication Systems Limited | Leigh On Sea | 2002 |
| Aerial & Satellite Services Ltd | Newport | 2026 |
| Aerial Alien Limited | Doncaster | 2015 |
| Aerial and Satellite Consultancy Limited | Aylesford | 1998 |
| Aerial and Satellite Systems Limited | Aylesford | 2023 |
| Aerial Camera Systems Limited | High Wycombe | 1979 |
| Aerial Cinematography Limited | London | 2016 |
| Aerial Digital Ltd | Glasgow | 2014 |
| Aerial Direct Limited | Fareham | 2012 |
| Aerial Drone Shots Ltd | London | 2010 |
| Aerial Film Creations Ltd | London | 2020 |
| Aerial Focus Limited | Abergavenny | 2015 |
| Aerial Frontiers Ltd | Edinburgh | 2019 |
| Aerial Imaging Ltd | Bordon | 2025 |
| Aerial Media Limited | Chipping Norton | 2014 |
| Aerial Safe Ltd | London | 2018 |
| Aerial Services Limited | London | 2002 |
| Aerial Services Scotland Limited | Glasgow | 2006 |
| Aerial Services SW Limited | Exeter | 2022 |
| Aerial Site Views Ltd | London | 2024 |
| Aerial Telephones Limited | Fareham | 1994 |
| Aerial Vault Limited | Glasgow | 2016 |
| Aerial Ventures Limited | Barnet | 2018 |
| Aerial Views SW Ltd | Blandford Forum | 2026 |
| Aerial Vision Solutions Ltd | Liverpool | 2015 |
| Aerial Visuals Limited | Birmingham | 2023 |