| Access 2 Care Nottingham Ltd | Ashton-Under-Lyne | 2008 |
| Access 2 Support (NW) Ltd | Runcorn | 2019 |
| Access 2 Support (Runcorn) Ltd | Runcorn | 2017 |
| Access 24/7 Health Care Ltd | Grays | 2018 |
| Access 4 Life Ltd | Swansea | 2010 |
| Access 4 U CIC | Barrow-In-Furness | 2024 |
| Access AHP Ltd | Gloucester | 2026 |
| Access ALL Care and Training Solutions Limited | London | 2011 |
| Access Alpha Ltd | Burnley | 2012 |
| Access and Adapt Ltd | Sheffield | 2013 |
| Access Avenue International Limited | Enniskillen | 2025 |
| Access Bridge CIC | London | 2025 |
| Access Care 24 Ltd | Cardiff | 2022 |
| Access Care Alerts Limited | Wrexham | 2015 |
| Access Care Group Ltd | Corby | 2020 |
| Access CBT UK Ltd | Liverpool | 2014 |
| Access Communication Ltd | Hilltown | 2022 |
| Access Community Services Limited | Widnes | 2002 |
| Access Community Support Ltd | Merseyside, Southport | 2022 |
| Access Counselling Ltd | Huddersfield | 2023 |
| Access Dental Ltd | Welwyn Garden City | 2008 |
| Access Dermatology Ltd | Haddington | 2025 |
| Access Dignity Care Limited | Walton On The Naze | 2012 |
| Access Fertility Greece Limited | Rushden | 2020 |
| Access Fertility International Limited | Rushden | 2018 |
| Access Fertility Ireland Limited | Rushden | 2018 |
| Access Fertility Limited | Higham Ferrers | 2013 |
| Access Fertility Poland Limited | Rushden | 2020 |
| Access Fertility Spain Limited | Rushden | 2020 |
| Access for Living | London | 1993 |
| Access Health and Care | London | 2025 |
| Access Health Group Limited | Rugeley | 2024 |
| Access Health Solutions Limited | Braintree | 2025 |
| Access Hope Ltd | Rugeley | 2022 |
| Access in Dudley | Halesowen | 2007 |
| Access Independent Ltd | Cambridge | 2003 |
| Access Living Limited | Ilford | 2007 |
| Access Medical Aesthetics Ltd | Wells | 2020 |
| Access Medical Cannabis UK Ltd | Cardiff | 2025 |
| Access Nutrition Ltd | Chelmsford | 2014 |
| Access Oral Surgery Ltd | Weybridge | 2026 |
| Access Potential Ltd | Ferndown | 2004 |
| Access Psychology London Ltd | London | 2014 |
| Access Social Care Ltd | Nottingham | 2020 |
| Access Social Work Limited | Waterlooville | 2022 |
| Access Staffing Ltd | Ashford | 2022 |
| Access Support 24 Limited | Weston-Super-Mare | 2022 |
| Access to Advocacy CIC | Hornchurch | 2025 |
| Access to Care Limited | Bootle | 2006 |
| Access to Care Services Ltd | Didcot | 2024 |
| Access to CBT Ltd | Holywell | 2015 |
| Access to Communication Limited | Totnes | 2021 |
| Access to Rehab Ltd | Swadlincote | 2020 |
| Access to Wellbeing CIC | Pontypool | 2026 |
| Access Wellbeing C.I.C. | Bangor | 2012 |
| Access West Midlands CIC | Birmingham | 2021 |
| Access Your Care Limited | Weston Super Mare | 2011 |
| ACCESS24 Care Services Ltd | Nottingham | 2026 |
| ACCESS2INDEPENDENCE Limited | Waterlooville | 2019 |
| ACCESS2LEARN Ltd | Southampton | 2015 |
| Accesscare Ltd | Ilford | 2016 |
| Accessence Ltd | Dursley | 2024 |
| Accessgp Ltd | St. Neots | 2025 |
| Accessible Arts CIC | London | 2025 |
| Accessible Care Services Limited | Gillingham | 2013 |
| Accessible Counselling and Therapy Limited | Bromley | 2003 |
| Accessible Counselling, Psychotherapy and Supervision Limited | Blaydon-On-Tyne | 2013 |
| Accessible Moves CIC | Bristol | 2025 |
| Accessible Orthodontics (AD) Limited | Northampton | 2016 |
| Accessible Orthodontics (N) Ltd | Northampton | 2006 |
| Accessible Orthodontics (O) Ltd | Nuneaton | 2006 |
| Accessible Reiki Ltd | Ellesmere Port | 2020 |
| Accessible Wells Community Interest Company | Wells | 2024 |
| Accessoloo Limited | Nelson | 2026 |
| Accesssphere CIC | London | 2026 |
| Accexible Limited | St. Austell | 2021 |
| Acch (Hendon) Ltd | Worcester | 2015 |
| Accho Limited | Wolverhampton | 2010 |
| Accident Claims Care Limited | Leicester | 2019 |
| Accipetex System Ltd | Exeter | 2023 |
| Acciso Ltd | Birmingham | 2014 |
| Acclaim OT Limited | Solihull | 2020 |
| Acclaimed Care Ltd | Tonbridge | 2018 |
| Accm(Uk) | Bedford | 2008 |
| Accn Medical Limited | Glasgow | 2019 |
| Accolade Associates Ltd | Liverpool | 2023 |
| Accolade Care Ltd | London | 2021 |
| Accolade Care Services UK Limited | Croydon | 2001 |
| Accolade Care Supported Living Limited | Croydon | 2024 |
| Accolade Family Time Centre Ltd | Newton-Le-Willows | 2024 |
| Accolade Medical Services Ltd | Sheffield | 2014 |
| Accolade Midland Ltd | Liverpool | 2025 |
| Accolade Support and Care Ltd | Alfreton | 2013 |
| Accomodateu Limited | Rochdale | 2024 |
| Accompanion Ltd | London | 2023 |
| Accomplish Care and Living Limited | Middlesborough | 2023 |
| Accomplish Care Chichester Ltd | Chichester | 2024 |
| Accomplish CYP Limited | Northampton | 2020 |
| Accomplish Group (Eilat) Limited | Halesowen | 2016 |
| Accomplish Group Care Limited | Halesowen | 2006 |