| Astoria Studio Ltd | Kidderminster | 2023 |
| Astorial Limited | London | 2022 |
| Astoriox Limited | London | 2026 |
| Astorre Ltd | London | 2025 |
| Astorts Ltd | London | 2012 |
| Astorya Holdings Limited | Leeds | 2023 |
| Astound Commerce Ltd. | London | 2015 |
| Astound Digital Ltd | Tockington | 2013 |
| Astound Group Ltd | Chichester | 2018 |
| Astound Web NET Limited | Leeds | 2012 |
| Astounding Agency Limited | Northampton | 2024 |
| Astounding Films Limited | London | 2001 |
| Astounding Props Limited | Oxford | 2023 |
| Astoundme Ltd | Norwich | 2015 |
| Astra 5.0 Limited | London | 2009 |
| Astra AI Ltd | London | 2024 |
| Astra Aquarii Productions Ltd | Hertford | 2025 |
| Astra Automation Solutions Limited | London | 2024 |
| Astra Broadband Group Limited | Abergavenny | 2018 |
| Astra Concepts Ltd | Wilmslow | 2021 |
| Astra Digital Solutions Ltd | London | 2023 |
| Astra Eco Energy Ltd | London | 2024 |
| Astra Fintech Limited | Tunbridge Wells | 2026 |
| Astra Global Holding Ltd | London | 2025 |
| Astra Global Services Limited | London | 2005 |
| Astra Gold Trading Ltd | London | 2025 |
| Astra Heed Ltd | Harpenden | 2024 |
| Astra Information Technology Limited | Sudbury Hill | 1993 |
| Astra Infotech Limited | Reading | 2001 |
| Astra Insights Limited | Carbost | 2024 |
| Astra IT Technologies Limited | Gravesend | 2025 |
| Astra LAB Studio Ltd | Harrow | 2026 |
| Astra Labs Ltd | Mildenhall | 2025 |
| Astra Lifters Ltd | London | 2025 |
| Astra Lumen Images Ltd | Fareham | 2025 |
| Astra Moon AI Ltd | London | 2025 |
| Astra Nest Hub Ltd | Poole | 2025 |
| Astra Novellus Ltd | Epworth | 2020 |
| Astra Pathology Solutions Ltd | London | 2026 |
| Astra Planeta Limited | London | 2019 |
| Astra Prima Ltd | Harrow | 2025 |
| Astra Projects Applications & Consulting (Apac) Ltd | Hatfield | 2016 |
| Astra Projects Ltd | London | 2026 |
| Astra Prospera Limited | London | 2025 |
| Astra Software Development Limited | Bristol | 2025 |
| Astra Studios Ltd | London | 2026 |
| Astra Talent Ltd | Porchester | 2026 |
| Astra Tech International Ltd | Basildon | 2023 |
| Astra Technologies Group Ltd | Milton Keynes | 2026 |
| Astra Technology Global Ltd | London | 2025 |
| Astra Telecommunications Limited | Hatfield | 2009 |
| Astra Unicus Limited | Sunbury-On-Thames | 2021 |
| Astra VPS Ltd | Cardiff | 2020 |
| Astra Web Consulting Ltd | London | 2020 |
| Astra World Ltd | Maidenhead | 2023 |
| Astra-Vale Ltd | London | 2025 |
| Astraa Innovations Ltd | Edinburgh | 2026 |
| Astracloud Hosting Ltd | London | 2025 |
| Astracloud Labs Ltd | London | 2023 |
| Astracloud Limited | Luton | 2024 |
| Astracode Limited | Belfast | 2025 |
| Astrada Technologies Ltd | London | 2012 |
| Astradyne Limited | Leeds | 2006 |
| Astraea Creative Limited | Aberdeen | 2018 |
| Astraea Holdings Limited | London | 2025 |
| Astraea HR Ltd | Farnham | 2019 |
| Astraea Ltd | London | 2022 |
| Astraea Productions Ltd | Woodbridge | 2020 |
| Astraetech Ltd | London | 2017 |
| Astraeus Technology Limited | Covent Garden | 2023 |
| Astrafin Ltd | London | 2025 |
| Astraflux Limited | London | 2024 |
| Astraforge Limited | Paisley | 2025 |
| Astrafort Ltd | London | 2025 |
| Astragarda Limited | Lancashire | 1997 |
| Astraguard Systems Limited | Surbiton | 2009 |
| Astrai Limited | West Drayton | 2025 |
| Astraios Ltd. | Glasgow | 2019 |
| Astral 365 Limited | London | 2024 |
| Astral Arts Limited | Hemel Hempstead | 2010 |
| Astral Automation Limited | Horsham | 2024 |
| Astral Automation Solutions Ltd | Cardiff | 2025 |
| Astral Black Studios Ltd | London | 2026 |
| Astral City Ltd | London | 2024 |
| Astral Communications and Electronics Limited | Pontefract | 1987 |
| Astral Consulting Limited | Milton Keynes | 1999 |
| Astral Dawn Studios Ltd | Cambridge | 2019 |
| Astral Dynamics CYF | Caernarfon | 2011 |
| Astral Enterprises Ltd | Hemel Hempstead | 2023 |
| Astral Fields Ltd | Stowmarket | 2026 |
| Astral Forge Limited | Colchester | 2025 |
| Astral Global Services Limited | London | 2026 |
| Astral Group Holdings Limited | Horsham | 2024 |
| Astral Inc Ltd | London | 2024 |
| Astral Informatics Limited | Sutton | 2007 |
| Astral Inspections Ltd | Durham | 2023 |
| Astral Kranium Ltd | Glasgow | 2025 |
| Astral Node Ltd | Manchester | 2025 |
| Astral Projects Ltd | Birmingham | 2025 |
| Astral Radio Ltd | Bristol | 2025 |