| Ashton Smile Ltd | Wigan | 2015 |
| Ashtonleigh Homes Ltd | London | 2010 |
| Ashtons Hospital Pharmacy Services Limited | Brighton | 2005 |
| Ashtons Primary Care Services Limited | Brighton | 2021 |
| Ashtop Medical Consulting Services Ltd | Grays | 2017 |
| Ashtree Care Village Limited | Reepham | 2022 |
| Ashtree House Limited | High Wycombe | 2011 |
| Ashtrees Holdings Limited | Gowdall | 2016 |
| Ashurst Associates Consultancy UK Ltd | Droylsden | 2021 |
| Ashurst Grove Health Care Limited | Sheffield | 2025 |
| Ashurst Healthcare Limited | Preston | 2015 |
| Ashurst House Limited | Woking | 2001 |
| Ashurst Lodge Healthcare Limited | Wallington | 2018 |
| Ashutosh Kapoor Limited | Essex | 2025 |
| Ashvic 24/7 Quality Care Services Limited | Northampton | 2017 |
| Ashvic Care & Support Services Ltd | Northampton | 2026 |
| Ashvic Care Limited | Luton | 2022 |
| Ashvic Home Care Solutions Limited | Northampton | 2026 |
| Ashview House Limited | Uxbridge | 1997 |
| Ashvilla Dental Practice Limited | Sale | 2011 |
| Ashville Care Limited | Bradford | 2003 |
| Ashville Children’S Homes Limited | London | 2024 |
| Ashville Health Care Ltd | Kingston Upon Thames | 2014 |
| Ashville Residential Home Ltd | Kingston Upon Thames | 2012 |
| Ashwarun Heritage Ltd | Coventry | 2009 |
| Ashwell Dental Surgery Limited | Ashwell | 2010 |
| Ashwell Health and Beauty Limited | Bradford | 2024 |
| Ashwell Home Care Services Limited | Malvern | 2019 |
| Ashwell Lodge Limited | Weymouth | 2023 |
| Ashwest House Limited | Woking | 2001 |
| Ashwild Community Wellness CIC | Ely | 2026 |
| Ashwin & Thaya Limited | High Wycombe | 2024 |
| Ashwood Aesthetics Limited | Wervin | 2018 |
| Ashwood Care Home Ltd | Southampton | 2014 |
| Ashwood Care Ltd | Colchester | 2022 |
| Ashwood Childrens Care Home Ltd | Burton-On-Trent | 2016 |
| Ashwood Childrens Care Homes (Aspen House) Ltd | Burton-On-Trent | 2020 |
| Ashwood Chiropractic Clinic Limited | Peterborough | 2014 |
| Ashwood Property Investments Limited | | 1989 |
| Ashwood Psychotherapy Ltd | Sale | 2021 |
| Ashwoodch Ltd | Cannock | 2024 |
| Ashworth Care Management Company Ltd | Southampton | 2019 |
| Ashworth CBT Ltd | Chorley | 2019 |
| Ashworth Health & Wellbeing Services Limited | Manchester | 2014 |
| Ashworth Medical Ltd | Wilmslow | 2019 |
| Ashworth Medical Services Ltd | Southport | 2025 |
| Ashworth Opticians Ltd | Darwen | 2011 |
| Ashworth Therapies Ltd | Bolton | 2026 |
| Ashworth-Watts Psychology Limited | Nottingham | 2024 |
| Ashyew House Limited | Woking | 2000 |
| Ashylla Aesthetics Ltd | Solihull | 2022 |
| ASI Edinburgh a Holdings Limited | London | 2023 |
| ASI Edinburgh Holdings Limited | London | 2023 |
| ASI Health Ltd | Leeds | 2019 |
| ASI London S Limited | London | 2022 |
| ASI Pharmacare Ltd | Stockport | 2022 |
| ASI Private Limited | Welling | 2014 |
| ASI Wise Limited | Northwich | 2017 |
| Asia Al-Ahmar Ltd | London | 2020 |
| Asia Consult Limited | Bexleyheath | 2023 |
| Asia Medical Limited | Wakefield | 2025 |
| Asiah Ltd | Birmingham | 2025 |
| Asiama Willie Ltd | Romford | 2024 |
| Asian Business Awards International Ltd | London | 2026 |
| Asian Curry Awards Event Ltd | Wallington | 2025 |
| Asian Curry Awards Limited | Wallington | 2008 |
| Asian Elders' Resource Centre | Bolton | 1997 |
| Asian Garden Massage Ltd | Lisburn | 2024 |
| Asian People's Disability Alliance Limited | London | 2007 |
| Asian Traders (MFG) Community Limited | Smethwick | 2023 |
| Asian Tranquil Touch Wellness Ltd | Waterlooville | 2026 |
| Asian UK Spa Confinement Ltd | London | 2021 |
| Asian Wedding UK Limited | Birmingham | 2019 |
| Asian Welfare Trust | London | 2024 |
| Asian Women's Action Group(The) | London | 1985 |
| Asiatie Company Ltd | London | 2019 |
| Asic Health Limited | Reigate | 2019 |
| Asid Productions Ltd | Birmingham | 2013 |
| Asif Clinical Services Ltd | Newcastle Upon Tyne | 2026 |
| Asif Faizy GP Limited | Stevenage | 2015 |
| Asif Healthcare Limited | Birmingham | 2006 |
| Asif K Limited | Newcastle Upon Tyne | 2014 |
| Asif Ltd | Stockton-On-Tees | 2020 |
| Asif Naseem Healthcare Ltd | Hemel Hempstead | 2022 |
| Asihene Healthcare Limited | Liverpool | 2016 |
| Asii Medical Limited | Nottingham | 2015 |
| Asili Aesthetics Ltd | Maidenhead | 2025 |
| ASILOMAR22 Ltd | Rainham | 2023 |
| Asim Khalil Holdings Ltd | Leeds | 2019 |
| Asim Khalil Ltd | Leeds | 2019 |
| Asim Medicos Limited | Colchester | 2025 |
| Asim Optical Limited | Burnley | 2024 |
| Asim Pharma Limited | Bradford | 2017 |
| Asima Healthcare Ltd | Nottingham | 2021 |
| Asimakopoulos Ltd | Livingston | 2020 |
| Asimco Ltd | London | 2018 |
| Asimilia Limited | Coventry | 2011 |
| Asinah & Co Limited | London | 2014 |
| Asinvest Limited | Stoke Poges | 2014 |
| Asio-X Ltd | Brackley | 2014 |