| ALL VIP Services Limited | London | 2014 |
| ALL Wales People First | Cardiff | 2009 |
| ALL Washed UP 22 Limited | Penzance | 2022 |
| ALL Waste Recycling & Skips Ltd | Radstock | 2018 |
| ALL Waste Skip Hire Ltd | Rainham | 2018 |
| ALL Within YOU Limited | Stockport | 2022 |
| ALL Woman Beauty Limited | Formby | 2012 |
| ALL Women's Network Ltd | Barking | 2017 |
| ALL Woofs and Whiskers Ltd | Stoke-On-Trent | 2023 |
| ALL Wrapped UP for YOU Ltd | Stafford | 2015 |
| ALL Year Round the Flower Patch CIC | Selby | 2021 |
| ALL YOU Hair and Beauty Ltd | Mold | 2022 |
| ALL YOU Need Limited | Hornchurch | 2000 |
| ALL Your Needs UK Shopper Limited | Rainham | 2023 |
| ALL Yours Beauty Limited | Sheffield | 2025 |
| ALL Yours Period Box C.I.C. | Thatcham | 2021 |
| All-Around Maintenance Solutions Limited | London | 2025 |
| All-In-One Construction (London) Ltd | Hayes | 2013 |
| All-Souls Headstones and Memorial Restorations Ltd | Wallasey | 2026 |
| All-Star Pups Ltd | York | 2022 |
| All-Tech Cooling Limited | Horsham, | 2008 |
| ALL4AGENTS Ltd | London | 2012 |
| ALL4LIFE Ltd | London | 2015 |
| ALL4PAWZ Limited | London | 2025 |
| ALL4WOMAN Hygiene Limited | Lincoln | 2009 |
| Alla Parish Community Group Limited | Claudy | 2016 |
| Allaboutyoubeautytraining Ltd | St. Austell | 2025 |
| Alladin's Cave Ltd | London | 2016 |
| Alladvance Limited | Sevenoaks | 2002 |
| Allan and Sons Limited | Finchley | 2020 |
| Allan Barber ST Helens Ltd | St. Helens | 2024 |
| Allan F Holland & Sons Limited | Birmingham | 2010 |
| Allan Fade Barbers Ltd | Bury St. Edmunds | 2025 |
| Allan Ford Secura Ltd | Liverpool | 2006 |
| Allan Mcdougall Claims Limited | Edinburgh | 2026 |
| Allan Portsmouth GUN Engraving Ltd | Margate | 2007 |
| Allan Rushford HSE Services Ltd | Falkirk | 2018 |
| Allan Shearer Subsea Projects Ltd | Manchester | 2014 |
| Allan Supercut Limited | Sheffield | 2020 |
| Allan Upsher Limited | Dartford | 1978 |
| Allan W Sales and Measuring Limited | Glasgow | 2023 |
| Allan's Barber L20 Ltd | Bootle | 2026 |
| Allan's Barber Limited | Bootle | 2016 |
| Allana's Hairdressing Limited | Clydebank | 2022 |
| Allanah Williams Aesthetics Ltd | Coventry | 2022 |
| Allandale Claims Services Limited | Gateshead | 2019 |
| Allans Antiques of Falkirk Ltd. | Falkirk | 2018 |
| Allans Barbering Academy Limited | Preston | 2024 |
| Allans Barbers 355 Limited | Preston | 2019 |
| Allans Barbers 506 Limited | Preston | 2022 |
| Allanshaw MOT Centre Ltd. | Motherwell | 2017 |
| Allanside Limited | London | 1969 |
| Allanson (IOW) Limited | Portsmouth | 2023 |
| Allanyas Acrylics Ltd | Preston | 2024 |
| Allan’S Nail & Spa Ltd | London | 2021 |
| Allara Global Limited | London | 2026 |
| Allaspect Goods Ltd | London | 2024 |
| Allasta Ltd | London | 2023 |
| Allay Limited | Northwood | 2004 |
| Allboat Services Limited | Plymouth | 2007 |
| Allboss Ltd | Ilford | 2021 |
| Allbreed Grooming Academy Limited | Brierley Hill | 2004 |
| Allbreeds Grooming (UK) Ltd. | Manchester | 2024 |
| Allbright Collective Limited | Finchley | 2023 |
| Allcasesandadvocates Limited | London | 2010 |
| Allclear Maintenance Ltd | Bedford | 2025 |
| Allcoats Limited | Basildon | 2018 |
| Allcool (London) Limited | Borehamwood | 2002 |
| Alldrains Services Ltd | Leicester | 2018 |
| Alle Barber Limited | South Shields | 2025 |
| Allebeauty Ltd | Oldbury | 2025 |
| Alleda Limited | Southend-On-Sea | 2023 |
| Allegheny Advisory Services Ltd | Cambridge | 2023 |
| Allegra Nova Ltd | London | 2025 |
| Allegro Business Services Limited | London | 2021 |
| Allegro Club International | Hereford | 1995 |
| Allegro Equestrian Services Limited | Glasgow | 2017 |
| Allema International Limited | Kenilworth | 2016 |
| Allen & SON Limited | Moreton-In-Marsh | 2014 |
| Allen Aesthetics Ltd | Bulkington | 2022 |
| Allen Carr's Easyway (International) Ltd. | London | 1989 |
| Allen Consulting Services (UK) Ltd | Fareham | 2020 |
| Allen Physiotherapy Rehabilitation Limited | Tunbridge Wells, Kent | 2016 |
| Allen Pollard Holdings Limited | London | 2006 |
| Allen Pollard Limited | London | 1972 |
| Allen Pyke Partnership Trustees Limited | Taunton | 2019 |
| Allen Stanley Ltd | Ipswich | 2008 |
| Allen Wood Construction Services Ltd | Liverpool | 2012 |
| Allen's DRY Cleaners Limited | Derby | 2000 |
| Allen-White Limited | Stonehouse | 2000 |
| Allens Barbershop Ltd | Southampton | 2023 |
| Allens Hair & Beauty Supplies Ltd | Lutterworth | 2013 |
| Allens Holdings Limited | Rickmansworth | 1998 |
| Allentan Sunbeds Ltd | Derby | 2022 |
| Allenwood Kennels Limited | Carlisle | 2005 |
| Allergy Adventures Ltd | London | 2012 |
| Allerium Limited | Henley-On-Thames | 2025 |
| Alleron Estate Limited | Devon | 2025 |
| Allers Farm Kennels Limited | Glasgow | 2011 |
| Allerton & Gladstone AID Ltd | Birmingham | 2023 |