| Abena Ventures Ltd | Slough | 2022 |
| Abenigoldmua Ltd | Manchester | 2023 |
| Aber Foods Ltd. | Aberdeen | 2018 |
| Aber Linen Services Ltd | Criccieth | 2025 |
| Aber Promotions Ltd | Blackpool | 2024 |
| Aber Sevens Ltd | Aberystwyth | 2026 |
| Aber Ventures Ltd | Aberystwyth | 2024 |
| Aber Wills Ltd | Ruthin | 2021 |
| Aber-Glow Ltd | Abergele | 2026 |
| Aberacon Limited | Port Talbot | 2025 |
| Aberaeron Town Improvements | Aberaeron | 2023 |
| Aberbeeg Funeral Home Limited | Abertillery | 2017 |
| Aberceiro Management Company Limited | Machynlleth | 2015 |
| Aberconwy Locksmiths Limited | St. Asaph | 2009 |
| Abercorn Funeral Services Limited | Edinburgh | 1962 |
| Abercorn Funeral Services Musselburgh Limited | Glasgow | 2021 |
| Abercromby & Fringe Hair Ltd | Glasgow | 2014 |
| Abercynon Rugby Football Club | Mountain Ash | 2007 |
| Aberdeen & Northern Eggs Limited | Fraserburgh | 1986 |
| Aberdeen Action on Disability Limited | Aberdeen | 2004 |
| Aberdeen Allure Studio Ltd | Aberdeen | 2012 |
| Aberdeen Angels Limited | Aberdeen | 2014 |
| Aberdeen Barbers Limited | Aberdeen | 2016 |
| Aberdeen Beauty Clinic Ltd. | Aberdeen | 2015 |
| Aberdeen Biomechanics Ltd | Aberdeen | 2024 |
| Aberdeen Cleaning Solutions Ltd | Aberdeen | 2015 |
| Aberdeen Council of Voluntary Organisations | Aberdeen | 2005 |
| Aberdeen Facilities Limited | Aberdeen | 2014 |
| Aberdeen Floor Sanding Limited | Dundee | 2016 |
| Aberdeen Funeral Directors Limited | Glasgow | 2014 |
| Aberdeen Hindu Temple Trust | Aberdeen | 2014 |
| Aberdeen K9 Ltd | Aberdeen | 2021 |
| Aberdeen Laundry Services Limited | Aberdeen | 2008 |
| Aberdeen Life Centre Ltd | Aberdeen | 2011 |
| Aberdeen Memorials Limited | Glasgow | 2013 |
| Aberdeen Partners Limited | Edinburgh | 2024 |
| Aberdeen Seafarers Centre Limited | Aberdeen | 2008 |
| Aberdeen Street Pastors | Aberdeen | 2010 |
| Aberdeen Valet Services Limited | Blairgowrie | 2010 |
| Aberdeen Valeting & Tyre Centre Ltd | Aberdeen | 2026 |
| Aberdeen Wellbeing Centre Ltd | Aberdeen | 2014 |
| Aberdeenshire General Cleaning Solutions Ltd | Inverurie | 2012 |
| Aberdeenshire Personal Assistance Limited | Stonehaven | 2019 |
| Aberdeenshire Pet Cremation Ltd | Banff | 2025 |
| Aberfeldy Development Trust | Aberfeldy | 2022 |
| Aberfeldy Steamie Ltd | Aberfeldy | 2016 |
| Aberfeldy Storage Solutions Limited | Aberfeldy | 2020 |
| Aberford Bridge Private Gardens Limited | Leeds | 1985 |
| Abergavenny & Newport Market Auctioneers Ltd | Abergavenny | 1988 |
| Abergavenny Masonic Buildings Company.Limited(The) | Abergavenny | 1905 |
| Abergavenny Masonic Centre Ltd | Abergavenny | 2015 |
| Abergavenny Professional Services Limited | Newark | 2020 |
| Abergely Barber Ltd | Abergele | 2026 |
| Aberglasney Restoration Trust | Carmarthen | 1994 |
| Aberglen Gundogs Limited | Ross-On-Wye | 2018 |
| Abergorki Community Hall Limited | Treorchy | 1999 |
| Abergwyngregyn Regeneration Company Limited | Llanfairfechan | 2002 |
| Aberhafesp Community Centre Limited | Newtown | 2014 |
| Aberlab | Aberystwyth | 2015 |
| Aberlaundry Limited | Longniddry | 2015 |
| Aberlour Child Care Trust | Stirling | 2006 |
| Abernails Ltd | Aberdare | 2026 |
| Abernethyn Holdings Limited | Motherwell | 2022 |
| Abernyte C.I.C. | Perth | 2006 |
| Abersoch & District Trade & Tourism Limited | Gwynedd | 1995 |
| Aberta Global Ltd | London | 2025 |
| Abertawe Cleaning Services Ltd | Swansea | 2024 |
| Abertay Interiors Ltd. | Dundee | 2001 |
| Abertrade Limited | Leeds | 2002 |
| Abertysswg RFC Limited | Tredegar | 2006 |
| Aberystwyth Driving School Limited | Derby | 2010 |
| Abetatan (Fife) Ltd | Leven | 2020 |
| Abetterlife-Uk Ltd | Dunstable | 2005 |
| Abevo Limited | London | 2026 |
| Abex Power Components Ltd. | Off Smethurst Lane Pemberton | 1985 |
| Abey Group Limited | Scunthorpe | 2020 |
| Abeyhill Ltd | Telford | 2020 |
| Abeyna Ltd | Rayleigh | 2017 |
| ABF Cars Limited | Ilford | 2014 |
| ABF Coaching Limited | London | 2022 |
| ABF Furniture & IT Experts Ltd | Basildon | 2021 |
| ABF Waste Ltd | London | 2017 |
| Abfab Beauty Limited | Wymondham | 2020 |
| Abfab Nails Limited | London | 2015 |
| Abfetis UK Limited | London | 2015 |
| Abfp Stretch Servicer Ltd | London | 2017 |
| ABG Fibre Services Ltd. | Belvedere | 2017 |
| ABG Property Management Ltd | Woking | 2015 |
| ABG Services (Midlands) Ltd | Birmingham | 2017 |
| ABG Think Ltd | Wolverhampton | 2020 |
| ABG Trust Fund | Manchester | 2019 |
| Abgdj Limited | Manchester | 2025 |
| Abgh Capital Ltd | London | 2023 |
| Abgruk Ltd | Leicester | 2015 |
| ABH Express Limited | Barking | 2026 |
| ABH Laundry Service Ltd | Mitcham | 2026 |
| Abhairuk Ltd | Birmingham | 2025 |
| Abhar Barbers Ltd | Irvine | 2016 |
| Abhi Rose Ltd | Dewsbury | 2015 |
| Abhi's Barber Limited | Southall | 2025 |