| Alzg Foods Ltd | Leeds | 2022 |
| Alzgool and Gouda Trading Ltd | London | 2025 |
| Alzheimer's & Dementia Products Limited | Coventry | 2010 |
| Alzheimer's Trading Limited | London | 1992 |
| Alzheimers and Dementia Supporters Limited | Battle | 2015 |
| Alzifah Ltd | London | 2025 |
| Alzifoods Ltd | London | 2025 |
| Alzira Ltd | East Ham | 2025 |
| Alzonex Limited | Greenock | 2020 |
| Alzonex Metals Ltd | Greenock | 2022 |
| Alzora Ltd | London | 2026 |
| Alzunaimi Trading Company Ltd | Manchester | 2026 |
| Alzy Ltd | London | 2023 |
| Alōr Skin Science Ltd | Crawley | 2024 |
| AM & Co Group Ltd | London | 2026 |
| AM & HAM Limited | Exeter | 2023 |
| AM & HUM Ltd | Bradford | 2024 |
| AM & JF Limited | Leicester | 1988 |
| AM & PLK Ltd | Manchester | 2020 |
| AM & SM Solutions Ltd | London | 2019 |
| AM & YA Company Limited | Colchester | 2025 |
| AM (Ingredients) Limited | Hebburn | 2008 |
| AM (Manchester) Limited | Manchester | 2012 |
| AM 2 AM Limited | London | 2021 |
| AM 2 PM 24 Limited | London | 2016 |
| AM 2 PM Convenience Stores Limited | London | 2016 |
| AM 2 PM Enterprises Ltd | London | 2026 |
| AM Afro Caribbean Tingz Ltd | Thornton Heath | 2026 |
| AM Alliance Ltd | Sutton | 2020 |
| AM and DEE Ltd | Dewsbury | 2023 |
| AM and HZN Ltd | Leeds | 2022 |
| AM Antiques Limited | Southampton | 2017 |
| AM Apartments Limited | Cardiff | 2025 |
| AM Apparel Limited | Manchester | 2018 |
| AM Asna Ltd | Paisley | 2018 |
| AM Assets & Investments Ltd | Preston | 2019 |
| AM Auto Body Repair Center Ltd | Iver | 2025 |
| AM Auto Care Limited | Tetbury | 2022 |
| AM Auto Care Subco Limited | Tetbury | 2025 |
| AM Auto Electrician Ltd | Spalding | 2022 |
| AM Auto Mechanics Ltd | Stoke-On-Trent | 2017 |
| AM Auto Parts Ltd | London | 2022 |
| AM Auto Repairs and Servicing Ltd | Poole | 2025 |
| AM Auto Repairs Ltd | Abergavenny | 2022 |
| AM Auto Sales Ltd | Wednesbury | 2021 |
| AM Auto Salvage Ltd | Walsall | 2021 |
| AM Auto Services Ltd | Smethwick | 2025 |
| AM Auto Smart Ltd | Birmingham | 2020 |
| AM Auto Solution Ltd | London | 2026 |
| AM Auto Zone Ltd | Slough | 2024 |
| AM Autohaus Ltd | London | 2021 |
| AM Automotive Group Ltd | North Shields | 2025 |
| AM Automotive Perivale Ltd | Greenford | 2026 |
| AM Autos (Barnsley) Ltd | Barnsley | 2020 |
| AM Autos Commercial Servicing and Repairs Limited | Altrincham | 2018 |
| AM Autos Limited | Solihull | 2000 |
| AM Autos NW Ltd | St. Helens | 2022 |
| AM Autos UK Trading Limited | Cradley Heath | 2021 |
| AM B2C Limited | Whitley Bay | 2023 |
| AM Beds Limited | Westhill | 2017 |
| AM Berks Limited | Southall | 2020 |
| AM Bhai Ltd | Northern Ireland | 2026 |
| AM Bloc Ltd | Manchester | 2025 |
| AM Body Repairs Limited | Birmingham | 2021 |
| AM Bodyshop Ltd | Oldham | 2025 |
| AM Book Publishing Limited | Dulverton | 2025 |
| AM Botanical Limited | London | 2018 |
| AM Brands International Ltd | Loughborough | 2023 |
| AM Britannia Ltd | Uttoxeter | 2011 |
| AM Brothers Limited | Sunderland | 2025 |
| AM Building Services Limited | Sheffield | 2004 |
| AM Burgos Euro FU Ltd | Manchester | 2025 |
| AM Bùth Leighis Ltd | Pitlochry | 2024 |
| AM Car Parts Limited | London | 2013 |
| AM Car Sales ( Norwich ) Ltd | Norwich | 2026 |
| AM Car Salez Ltd | Bradford | 2026 |
| AM Caravan Sales Ltd | Pontefract | 2019 |
| AM Cards Limited | Grays | 2010 |
| AM Cars Limited | Ilminster | 2000 |
| AM Cars Manchester Limited | Manchester | 2018 |
| AM Caterers Ltd | Hounslow | 2022 |
| AM Commercial Tyre’S Limited | Edinburgh | 2025 |
| AM Competitions Limited | Ashton-Under-Lyne | 2026 |
| AM Consult Group Ltd | London | 2025 |
| AM Corporation Limited | Manchester | 2013 |
| AM Crafts Limited | Oxford | 2026 |
| AM Demure Flowers Ltd | London | 2025 |
| AM Designs&Moves Ltd | Blackburn | 2025 |
| AM Diagnostics Ltd | Manchester | 2016 |
| AM Direct Ltd | Bolton | 2022 |
| AM Direct Supplies Limited | Blackburn | 2026 |
| AM Electronics Limited | Luton | 2024 |
| AM Electronics NW Limited | Accrington | 2019 |
| AM Engineering (Kettering) Ltd | Northampton | 2026 |
| AM Exclusive Ltd | Leeds | 2022 |
| AM Facials & Body Sculpt Ltd | London | 2025 |
| AM Farma Ltd | Cheadle | 2023 |
| AM Fashion Ltd | Manchester | 2025 |
| AM Fashion One Ltd | London | 2021 |
| AM Filling Station Ltd | Manchester | 2018 |