| Avon Community Therapists Ltd | Bristol | 2022 |
| Avon Counselling and Psychotherapy Service | Avon | 1993 |
| Avon Dental Care Ltd | Gloucester | 2010 |
| Avon Foot Clinic Limited | Wishaw | 2014 |
| Avon Health Ltd | Bristol | 2021 |
| Avon Healthcare Solutions Ltd | Bristol | 2020 |
| Avon Home 2010 Limited | Birmingham | 2010 |
| Avon Home Carers Limited | Bristol | 2007 |
| Avon Homecare Ltd | Bristol | 2019 |
| Avon House (Balcombe) Limited | Hove | 2005 |
| Avon Indian Community Association | Bristol | 2009 |
| Avon LEA Weymouth 2015 Limited | Dorchester | 2015 |
| Avon LEE Lodge Limited | Christchurch | 2012 |
| Avon Lodge UK Limited | | 2004 |
| Avon Rheumatology Limited | Bristol | 2019 |
| Avon Support Limited | Stratford-Upon-Avon | 2011 |
| Avon Urology Limited | Wells | 2019 |
| Avon Valley Medical Limited | Bath | 2013 |
| Avonbrae Care Limited | Falkirk | 2025 |
| Avonbridge Care Home Limited | Perth | 2023 |
| Avoncray Limited | Cardiff | 2023 |
| Avondale 1903 Ltd | Marple | 2022 |
| Avondale Care (Scotland) Limited | Carron | 1996 |
| Avondale Care Home Limited | Rochford | 2015 |
| Avondale DP Limited | Glasgow | 2023 |
| Avondale House Healthcare Ltd | South Croydon | 2021 |
| Avondale House Limited | Leeds | 2020 |
| Avondale Medical Services Ltd | Harlow | 2023 |
| Avondale Park Ltd | London | 2020 |
| Avondale Support Limited | South Croydon | 2020 |
| Avondalecare (Kent) Limited | Broadstairs | 2008 |
| Avonlea Care Services Ltd | Rowley Regis | 2020 |
| Avonlea Healthcare Ltd | Mill Hill | 2022 |
| Avonlea Nursing Homes Limited | Strathaven | 1988 |
| Avonmouth Pharmacy Limited | Cheltenham | 2002 |
| Avonsmiles Private Clinic Limited | Strathaven | 2022 |
| Avonsome Limited | Weston-Super-Mare | 2018 |
| Avonsya Health Ltd | Oundle | 2022 |
| Avora Healthcare Ltd | Manchester | 2023 |
| Avora Services Limited | Manchester | 2025 |
| Avosdent Limited | London | 2016 |
| AVP DC Ltd | Birmingham | 2023 |
| AVP Medical Ltd | Romsey | 2022 |
| AVR (Oxon) Limited | Banbury | 2009 |
| AVR Colorectal Ltd | London | 2019 |
| AVR88 Ltd | Sutton | 2024 |
| Avra Skin Limited | Worcester | 2025 |
| Avra Surgical Ltd | Cambridge | 2026 |
| Avril Care Ltd | Winsford | 2022 |
| Avril Rodrigues Limited | Manchester | 2005 |
| Avrin Care Ltd | Alderley Edge | 2026 |
| Avrora Healthcare UK Ltd | Glasgow | 2025 |
| AVS Medical Services Ltd | Burton-On-Trent | 2021 |
| AVS Mukherjee Ltd | Birmingham | 2021 |
| AVS Surgical Ltd | London | 2019 |
| AVS Vascular Imaging Ltd | Milton Keynes | 2014 |
| Avs-Dba Ltd | Kilmarnock | 2017 |
| AVS21 Ltd | Whitchurch | 2022 |
| Avsa Healthcare Services Limited | Hatfield | 2016 |
| Avsamy Limited | Birmingham | 2007 |
| Avsan Cove Limited | Bristol | 2009 |
| Avsan Dental Edinburgh Limited | Bristol | 2013 |
| Avsan Ferryburn Limited | Bristol | 2013 |
| Avsan Fife Limited | Bristol | 2012 |
| Avsan Fleet Limited | Bristol | 2013 |
| Avsan Gloucester Limited | Bristol | 2013 |
| Avsan Halstead Limited | Bristol | 2013 |
| Avsan Kseat Limited | Bristol | 2010 |
| Avsan Queenscross Limited | Bristol | 2010 |
| Avsan Queensroad Limited | Bristol | 2013 |
| Avsan Visage Limited | Bristol | 2012 |
| Avsb Ltd | London | 2019 |
| Avscarenw Ltd | Oldham | 2025 |
| Avsmile Properties Ltd | Slough | 2020 |
| Avsmith Limited | Derby | 2013 |
| Avss Medicals Limited | Lincoln | 2023 |
| Avsthetics Ltd | London | 2026 |
| AVT Healthcare Services Ltd | Southport | 2024 |
| AVT Medicare Ltd | Crewe | 2015 |
| Avtar (UK) Ltd | Worcester | 2012 |
| Avuyile Sibuta Limited | Ashford | 2018 |
| AVV Consulting Ltd | Milton Keynes | 2023 |
| Avvsim Care Limited | Harrow | 2007 |
| Avwagh Limited | Carshalton | 2017 |
| Avwill Limited | Crawley | 2013 |
| Avya Smiles Limited | Salford | 2025 |
| Avyra Care Ltd | London | 2025 |
| Avyukth Limited | Romford | 2019 |
| AW & S Rhodes Limited | Bristol | 2003 |
| AW (Swindon) Limited | Manchester | 2023 |
| AW (Wallasey) Limited | Manchester | 2023 |
| AW Anaesthetics Ltd | Eardisley | 2021 |
| AW Boon HAW Foundation (UK) | London | 1988 |
| AW Care Limited | Stafford | 2009 |
| AW Clinical Services Ltd | Maidstone | 2025 |
| AW Consultancy (NE) Limited | Durham | 2024 |
| AW Dental Arts Limited | Ellesmere Port | 2022 |
| AW Dermatology Ltd | Sutton Coldfield | 2003 |
| AW Diagnostics Ltd | Petersfield | 2021 |
| AW Foot Healthcare Limited | Bexhill On Sea | 2017 |