| Ashtree Howard Limited | Luton | 2004 |
| Ashtree Marine Limited | Frome | 2014 |
| Ashtrolo Ltd | London | 2013 |
| Ashtron UK Limited | London | 2005 |
| Ashtrot Ltd | London | 2022 |
| Ashughes Testing Ltd | Liverpool | 2016 |
| Ashurst IT Services Ltd | Chatham | 2001 |
| Ashurst Operations and Services Limited | Barking | 2024 |
| Ashurst Solutions Ltd | East Grinstead | 2007 |
| Ashutecuk Ltd | Slough | 2024 |
| Ashvales Technology Limited | Cardiff | 2025 |
| Ashvanedigital Ltd | London | 2026 |
| Ashview Trading Limited | Enniskillen | 2013 |
| Ashvik Technology Ltd | Glasgow | 2026 |
| Ashville Entertainment Limited | West Drayton | 2020 |
| Ashville Technology Limited | Staines-Upon-Thames | 2021 |
| Ashvpn Ltd | London | 2026 |
| Ashwa Strategy Ltd | London | 2025 |
| Ashwatech Ltd | Brighton | 2026 |
| Ashwatth IT Solutions Ltd | London | 2025 |
| Ashway Technology Ltd | Manchester | 2012 |
| Ashweek Communications Ltd | Crediton | 2018 |
| Ashwell Analytica Ltd | Kington | 2026 |
| Ashwell Associates Limited | Warwick | 2014 |
| Ashwell Publishing Limited | London | 2007 |
| Ashwell Technology Consulting Ltd | London | 2026 |
| Ashwick Resources Limited | Cambridge | 2008 |
| Ashwitha Ltd | Hatfield | 2026 |
| Ashwood Consultants Limited | Altrincham | 2021 |
| Ashwood Music Group Limited | London | 2024 |
| Ashwood Music Publishing Limited | Norwich | 2012 |
| Ashwood Technology Limited | Norwich | 1996 |
| Ashworks Media Ltd | Seaford | 2016 |
| Ashworth Analytics Ltd | Brentwood | 2015 |
| Ashworth Communications Limited | Aldershot | 2004 |
| Ashworth Computing Services Ltd | | 2004 |
| Ashworth Digital Ltd | Killearn | 2015 |
| Ashworth Greaves Limited | Manchester | 2025 |
| Ashworth Innovations Ltd | London | 2025 |
| Ashworth IT Limited | Thornton-Cleveleys | 2014 |
| Ashworth Maps and Interpretation Limited | Glasgow | 2008 |
| Ashworth Marketing Limited | North Shields | 2010 |
| Ashworth Process Control Limited | Warrington | 1997 |
| Ashworth Satellites Limited | Woodbridge, | 2013 |
| Ashworth Solutions Ltd | Haverhill | 2004 |
| Ashworths of London (Finance) Ltd | London | 2017 |
| Ashworty Ltd | Nelson | 2011 |
| Ashwrk Ltd | Holyhead | 2026 |
| Ashydev Ltd | Jarrow | 2025 |
| Ashyuv Limited | Northampton | 2014 |
| Ash’S Echo Limited | London | 2025 |
| ASI Assets Nominees Limited | London | 2018 |
| ASI Consulting Ltd | London | 2025 |
| ASI Consulting Services Limited | Hounslow | 2023 |
| ASI Corporation Ltd | Bicester | 2026 |
| ASI Cyber Consulting Limited | Long Eaton | 2021 |
| ASI Games Technologies Ltd | London | 2023 |
| ASI MG London Ltd | London | 2024 |
| ASI Press Limited | Ilford | 2021 |
| ASI PVT. Ltd | Hounslow | 2023 |
| ASI Technology Limited | Sheffield | 2012 |
| Asia Broadcast Service Limited | Haywards Heath | 2023 |
| Asia Design Limited | Rayleigh | 2018 |
| Asia Fashion Heritage Foundation Limited | London | 2025 |
| Asia Financial News Group Ltd | London | 2021 |
| Asia Media UK Ltd | London | 2020 |
| Asia Pacific Network Limited | Yeovil | 2017 |
| Asia Publish Ltd | England | 2021 |
| Asia T.V. Limited | Stanmore | 1992 |
| Asia TV UK and Europe Ltd | Birmingham | 2015 |
| Asian Bridal Fest UK Ltd | Loughton | 2026 |
| Asian Business Connexions (ABC) Trading Limited | Newcastle Upon Tyne | 2019 |
| Asian Business Connexions Community Interest Company | Newcastle Upon Tyne | 2009 |
| Asian Business Publications Limited | Harrow | 1988 |
| Asian Celebrations Ltd | Leicestershire | 2005 |
| Asian Changemakers Ltd | London | 2024 |
| Asian Community Radio Ltd | Milton Keynes | 2023 |
| Asian Geographical Partners Ltd | London | 2014 |
| Asian Junction Ltd | Harrow | 2018 |
| Asian Media Group (UK) Limited | London | 2017 |
| Asian Medical Press Limited | Beckenham | 2023 |
| Asian Mirror Ltd | Staines-Upon-Thames | 2012 |
| Asian Music Publishing Ltd | Twickenham | 2011 |
| Asian Phoenix Ltd | Leicester | 2024 |
| Asian Single Parents Network CIC | Gillingham | 2020 |
| Asian Sound Radio Limited | Manchester | 1995 |
| Asian Star Community Radio Limited | Slough | 2004 |
| Asian Star Digital Radio Limited | Slough | 2015 |
| Asian Trade Publications Limited | | 1983 |
| Asian Universal Media Limited | Southall | 2025 |
| Asian Wealth Media Limited | Knowlhill | 2013 |
| Asian Webhelp Limited | Kington | 2024 |
| Asian Wedding Directory Limited | Leicester | 2008 |
| Asian Who's WHO International Limited | London | 2016 |
| Asian Who's WHO Limited | London | 2009 |
| Asian Women's Resource Centre | London | 1985 |
| Asianads Ltd | Sheldon | 2008 |
| Asianeix Ltd | London | 2025 |
| Asianet (Europe) Ltd. | Woodford Green | 2003 |
| Asianhandbook Ltd | Slough | 2024 |