| Amekruz Services Limited | London | 2014 |
| Ameli - Biogroup Limited | Waltham Abbey | 2024 |
| Amelia Care Limited | Runcorn | 2022 |
| Amelia Davies Limited | London | 2024 |
| Amelia House Limited | Exeter | 2019 |
| Amelia Jayne Ltd | Cradley Heath | 2011 |
| Amelia Reed Ltd | Cardiff | 2020 |
| Amelia Social Care Limited | Prescot | 2021 |
| Amelia's House Limited | London | 2011 |
| Amelia's Organics UK Ltd. | Islington | 2013 |
| Ameliamindwellness Ltd | York | 2025 |
| Amelie's Place Ltd | London | 2023 |
| Ameliorate Children's Services Ltd | Oxford | 2021 |
| Ameliorate EMS Ltd | Luton | 2024 |
| Amelitag Limited | Bournemouth | 2022 |
| Amellios Limited | Glasgow | 2013 |
| Ameloblast Ltd | Salford | 2024 |
| Ameluxcare Ltd | Basildon | 2025 |
| Amemon Ltd | Leicester | 2026 |
| Amen Care Ltd | Birmingham | 2022 |
| Amen Care Services Ltd | Leeds | 2023 |
| Amen Corner Services Ltd | Mitcham | 2022 |
| Amen Health Care Limited | Leeds | 2016 |
| Amen Optics Limited | Bury St. Edmunds | 2022 |
| Amen Personnel Healthcare Ltd | Essex | 2023 |
| Amena Qadiri Podiatry Limited | Derby | 2026 |
| Amenab Ltd | London | 2022 |
| Amenah Limited | London | 2024 |
| Amenaize Ltd | London | 2022 |
| Amentestimony Ltd | Leeds | 2022 |
| Amenti the Awakener Limited | Enfield | 2020 |
| Amenuveve Limited | Brighton | 2014 |
| Amer Khan Ltd | Borehamwood | 2010 |
| Amer London Ltd | London | 2024 |
| Amer Medical Ltd | Stockport | 2026 |
| Amer Medicare Limited | Morden | 2015 |
| AMER27 Limited | Blackburn | 2012 |
| Amerad Limited | Cardiff | 2023 |
| Amerells Limited | Hornchurch | 2017 |
| American Cosmetic Surgery Ltd | London | 2000 |
| American Orthodontics (UK) Limited | Peterborough | 2002 |
| American Therapist in London Ltd | London | 2026 |
| Amerineni Limited | Billingham | 2013 |
| Amerris Limited | Bedford | 2019 |
| Amerron Acres Community Interest Company | Edale | 2015 |
| Amersham Care Ltd | London | 2018 |
| Amersham Chiropractic Clinic Limited | Amersham | 2008 |
| Amersham Dental Care Limited | Wilmslow | 2008 |
| Amersham Ltd | Manchester | 2015 |
| Amerside Ltd | Gateshead | 2021 |
| Amery Aesthetics Ltd | Worcester | 2015 |
| Amesan Limited | Broadheath | 2022 |
| Amesbury Abbey Limited | Staines-Upon-Thames | 2011 |
| Amesbury After School Kids Club Ltd | London | 2023 |
| Ameshna Limited | Romsey | 2010 |
| Amesk Limited | Ashford | 2009 |
| Ameskyno Limited | Norwich | 2022 |
| Amesla Medical Ltd | Kenilworth | 2022 |
| Amethyst 247 Support Ltd | Leeds | 2024 |
| Amethyst Aesthetics Limited | Stanley | 2018 |
| Amethyst Assessment Centre Limited | Preston | 2022 |
| Amethyst Care & Recruitment Ltd | Wolverhampton | 2016 |
| Amethyst Care & Support Group Limited | Rotherham | 2020 |
| Amethyst Care Home Limited | Carshalton | 2023 |
| Amethyst Care Ltd | Chudleigh | 2006 |
| Amethyst Clinic Ltd | Bingley | 2024 |
| Amethyst CPC Ltd | St. Neots | 2023 |
| Amethyst Health Care Ltd | Cardiff | 2007 |
| Amethyst Health Limited | Kent | 2024 |
| Amethyst Health Screening Limited | Lincoln | 2011 |
| Amethyst Healthcare Staffing Ltd | Romford | 2021 |
| Amethyst Holistics Ltd | Stockton On Tees | 2023 |
| Amethyst Home Care Limited | Croydon | 2010 |
| Amethyst Medicare Ltd | Peterborough | 2025 |
| Amethyst Osteopathic Clinic Limited | Potters Bar | 2007 |
| Amethyst Radiotherapy UK Holding Limited | London | 2020 |
| Amethyst Residential Childcare Ltd | Liverpool | 2025 |
| Amethyst Star Limited | Mansfield | 2013 |
| Amethyst Therapeutic Care Ltd | London | 2024 |
| Amethyst UK MES Limited | London | 2020 |
| Amethyst UK Top Holding Limited | London | 2020 |
| Ametia Care Consulting Ltd | Swanscombe | 2020 |
| Ametis Homes Ltd | Maidstone | 2023 |
| Ametrine Holistics Ltd | Ashford | 2015 |
| Ametrine Holistics Solutions Ltd | Dorchester | 2025 |
| Ametrine Smiles Ltd | London | 2022 |
| Ametrope Ltd | Brimstage Road | 2022 |
| Amezinggrace Care Limited | Woking | 2022 |
| AMF Affinity Limited | Hampton | 2024 |
| AMF Care Limited | Blackburn | 2016 |
| AMF EYE Specialist Consulting Ltd | Barnsley | 2019 |
| AMF Medical Limited | Rugeley | 2016 |
| AMF Medics Ltd | London | 2023 |
| Amfaah Small Kindness | Leicester | 2018 |
| Amfah Healthcare Limited | Colchester | 2023 |
| Amfh Ltd | Manchester | 2023 |
| Amfle Limited | Bromley | 2025 |
| Amflo Care Services Ltd | Beverley | 2018 |
| AMG Aesthetics Ltd | Kilmarnock | 2017 |
| AMG Care Recruitment Ltd | Northampton | 2018 |