| A & M Gale Medical Ltd | Nottingham | 2018 |
| A & M Jones Healthcare Limited | Cheltenham | 1998 |
| A & M Kumar Limited | Chalfont St. Peter | 2012 |
| A & M Leicester Limited | Hamilton | 2016 |
| A & M Medics Ltd | Birmingham | 2025 |
| A & M Podmedics Limited | Hastings | 2010 |
| A & M Senior Care Services Ltd | Epsom | 2009 |
| A & M Vasco Ltd | Liverpool | 2019 |
| A & N Associates Ltd | Newark | 2024 |
| A & N Care Limited | Fareham | 2019 |
| A & N Medics Limited | London | 2022 |
| A & N Pandya Medical Services Limited | Romsey | 2014 |
| A & N Support and Care Services Ltd | Banbury | 2019 |
| A & P Healthcare Ltd | Gloucester | 2022 |
| A & P Medical Limited | Manchester | 2010 |
| A & P Partners (Oncology) Limited | Guildford | 2018 |
| A & R Care Limited | Sanderstead | 2012 |
| A & R Clinicians Ltd | Sidcup | 2026 |
| A & R Healthcare Ltd | Manchester | 2021 |
| A & R Munson Limited | Northamptonshire | 2004 |
| A & S Armitage Ltd. | Dewsbury | 2011 |
| A & S Care Ltd | Nottingham | 2021 |
| A & S Childrens Services Ltd | Greenford | 2015 |
| A & S Dental Care Ltd | Stafford | 2022 |
| A & S Hall Limited | Preston | 2025 |
| A & S Hearing Services Ltd | Chatteris | 2003 |
| A & S Mcgregor Ltd. | Edinburgh | 2009 |
| A & S Medical Services Ltd. | | 2003 |
| A & S Optical Services Ltd | Liverpool | 2010 |
| A & S Optometrics Limited | West Midlands | 2005 |
| A & S Patel Ltd | Blackburn | 2021 |
| A & S Recruitment Agency Ltd | Bolton | 2020 |
| A & T (Salisbury) Limited | Salisbury | 2011 |
| A & T Rockflow Solution Limited | Croydon | 2023 |
| A & TP Smile Limited | Newcastle Upon Tyne | 2021 |
| A & V Khosla Ltd | Chelmsford | 2011 |
| A & V Pringle Ltd | Newcastle Upon Tyne | 2015 |
| A & W Dental Laboratory Ltd | Manchester | 2013 |
| A & Y Medical Limited | Nottingham | 2016 |
| A & Z Care Ltd | Peterborough | 2022 |
| A & Z Care Services Ltd | Manchester | 2023 |
| A & Z Dermatology Clinic Limited | Milton Keynes | 2007 |
| A & Z Haque Limited | Manchester | 2012 |
| A &a Medical Solutions Ltd | Manchester | 2015 |
| A &CEE Company Ltd | Birmingham | 2022 |
| A - EYE Ophthalmic Technology & Artificial Intelligence Ltd | London | 2019 |
| A - J Headspa Ltd | Canvey Island | 2025 |
| A . Morete Ltd | Essex | 2025 |
| A 1 Digital Ltd | Edinburgh | 2024 |
| A 2 DO Home Service Limited | Benfleet | 2024 |
| A 2 Z MED Ltd | Shepperton | 2013 |
| A 2 Z Personalised Care Limited | Northampton | 2019 |
| A a Global Medical Services Ltd | Birmingham | 2012 |
| A a Anyamele & Sons Limited | Plymouth | 2016 |
| A a Bailey Ltd | Witney | 2015 |
| A a Chefani Limited | Ferndown | 2018 |
| A a F M S Limited | Bristol | 2018 |
| A a Fayli Ltd | London | 2020 |
| A a K Healthcare Limited | Epping | 2003 |
| A a Krish Medics Limited | Coventry | 2016 |
| A a Magdum Ltd | Sheffield | 2020 |
| A a Mosharaf Ltd | London | 2022 |
| A a Nails Limited | Birmingham | 2019 |
| A a R Medicals Limited | Essex | 2025 |
| A a Raza Ltd | Aldershot | 2026 |
| A a Sebastian Ltd | Chatham | 2023 |
| A a Tikare and Associates Limited | Gravesend | 2006 |
| A a Zaman Limited | Ilford | 2017 |
| A Aesthetics & Laser Ltd | Liverpool | 2026 |
| A Aesthetics North Coast Limited | Londonderry | 2023 |
| A Aesthetics Training Academy Limited | Londonderry | 2023 |
| A Ahmad Pharma Limited | Rochdale | 2022 |
| A Ahmed Medical Ltd | Rochdale | 2020 |
| A ALI Healthcare Limited | Manchester | 2016 |
| A Alisa Limited | London | 2017 |
| A Amac Care Limited | London | 2019 |
| A Aman Medical Services Ltd | Coventry | 2015 |
| A Anaesthetics Ltd | Yeovil | 2016 |
| A Anagnostopoulos Limited | Nottingham | 2014 |
| A and D Wellness Group Ltd | Stamford | 2025 |
| A and E Ambulance Service Limited | Belvedere | 2023 |
| A and E Daycare Limited | London | 2024 |
| A and E Hope Ltd | Oldham | 2022 |
| A and E Locum Services Limited | Bradford | 2018 |
| A and H Care Support Ltd | West Bromwich | 2025 |
| A and H Path Ltd | Dinas Powys | 2020 |
| A and L Clinics Limited | Hornchurch | 2005 |
| A and M CT Limited | Belfast | 2022 |
| A and M Joy Care Ltd | Peterborough | 2023 |
| A and M Mccutcheon Limited | Edinburgh | 2014 |
| A and N Healthcare Investments Ltd | Leicester | 2023 |
| A and O Care Support Limited | Manchester | 2018 |
| A and S Carehome Limited | Yeovil | 2017 |
| A and ZEE Ltd | Leeds | 2019 |
| A Annesley Therapy Limited | London | 2022 |
| A Apostolou Ltd | Ingatestone | 2016 |
| A Armstrong Ltd | Liverpool | 2019 |
| A Azam Ltd | Birmingham | 2026 |
| A B C Hyde Limited | Hyde | 2015 |
| A B Fowler London Ltd | High Wycombe | 2018 |