| Aberdeen Audio Visual Limited | Aberdeen | 2002 |
| Aberdeen Automotive Limited | Aberdeen | 2020 |
| Aberdeen BID Company Limited | Aberdeen | 2008 |
| Aberdeen Building & Cleaning Services Ltd. | Aberdeen | 2011 |
| Aberdeen Business Centre Ltd | Aberdeen | 2025 |
| Aberdeen Business Services Ltd | Aberdeen | 2025 |
| Aberdeen Car Parks Limited | Westrhill | 2010 |
| Aberdeen City and Shire Thistle Awards | Aberdeen | 2026 |
| Aberdeen City Tours Ltd | Aberdeen | 2025 |
| Aberdeen Cleaning Services Ltd. | | 2005 |
| Aberdeen Contractors Ltd | Kilmarnock | 2018 |
| Aberdeen Corporate Services Limited | Edinburgh | 2004 |
| Aberdeen Direct Service Ltd | Aberdeen | 2025 |
| Aberdeen Diversified Income and Growth Limited | Edinburgh | 2025 |
| Aberdeen Energy Technology Ltd | Ellon | 2009 |
| Aberdeen Estimating & Surveying Services Limited | Aberdeen | 2006 |
| Aberdeen European Logistics Income Limited | Edinburgh | 2025 |
| Aberdeen Financial Fairness Limited | Edinburgh | 2025 |
| Aberdeen Fluid System Technologies Limited | Aberdeen | 1999 |
| Aberdeen Gardening & Guttering Services Ltd | London | 2026 |
| Aberdeen Gardening Services Limited | Keith | 2012 |
| Aberdeen Grasscutters Ltd | Stonehaven | 2023 |
| Aberdeen Group Charitable Trust | Edinburgh | 2009 |
| Aberdeen Hot TUB Party Hire Ltd | Aberdeen | 2024 |
| Aberdeen Housekeeping UK Limited | Aberdeen | 2024 |
| Aberdeen HR Ltd | Aberdeen | 2026 |
| Aberdeen Human Factors Ltd | Rothienorman, Inverurie | 2011 |
| Aberdeen Infrastructure Feeder GP Limited | Edinburgh | 2008 |
| Aberdeen Investment Management Limited | Edinburgh | 2025 |
| Aberdeen Investments Limited | Edinburgh | 2025 |
| Aberdeen Life and Pensions Limited | Edinburgh | 2025 |
| Aberdeen Locksmith Company Ltd | Aberdeen | 2026 |
| Aberdeen Machining Services Limited | Aberdeen | 2003 |
| Aberdeen Managers Limited | Edinburgh | 2025 |
| Aberdeen Motorhome Rentals Ltd | Aberdeen | 2018 |
| Aberdeen PA Limited | Balgownie Road, Bridge Of Don | 2010 |
| Aberdeen Pilates Studio Limited | Peterculter | 2005 |
| Aberdeen Premium Clean Ltd | Aberdeen | 2025 |
| Aberdeen Property Auctions Limited | Aberdeen | 2013 |
| Aberdeen Property Network Ltd | Ellon | 2025 |
| Aberdeen Property Services (APS) Ltd | Aberdeen | 2024 |
| Aberdeen Renewable Energy Group | Aberdeen | 2003 |
| Aberdeen Sea Products Limited | Edinburgh | 1970 |
| Aberdeen Sports Village Ventures Limited | Aberdeen | 2013 |
| Aberdeen Tool Rental Ltd | Inverurie | 2026 |
| Aberdeen Window and Door Systems Limited | Livingston | 1982 |
| Aberdeen.Fm Limited | Aberdeen | 2010 |
| Aberdeenshire Motorhome Hire Ltd | Newmachar | 2023 |
| Aberdeenshire Plant Hire Limited | Fraserburgh | 2025 |
| Aberdona Farming Co Ltd | Dollar | 2010 |
| Aberdyfi HCH Ltd | Tywyn | 2025 |
| Aberfab Limited | Swansea | 2016 |
| Aberfeldy Associates Limited | Glossop | 2003 |
| Aberfly Ltd | London | 2012 |
| Abergavenny Cleaning Company Ltd | Cardiff | 2021 |
| Abergele Business Centre Limited | Abergele | 2021 |
| Abergelli Power Limited | Selby | 2012 |
| Aberlash House Limited | London | 2014 |
| Aberlon Limited | Newcastle Upon Tyne | 2019 |
| Aberlour Press Limited | Aberdeen | 2007 |
| Abernant Storage Ltd | Swansea | 2019 |
| Abernethy Thallon Ltd | Lisburn | 2016 |
| Aberplan Limited | Prestwick | 2010 |
| Aberqem Limited | Aberdeen | 2022 |
| Abersoch Consultancy Services Limited | Wigan | 2016 |
| Abersoch Hire Ltd | Pwllheli | 2019 |
| Abersoch Property Management Ltd | Wigan | 2010 |
| Aberswift DE Leading Specialists Limited | Boston | 2001 |
| Abertawe Exterior Cleaning Limited | Swansea | 2025 |
| Abertawe Interiors Ltd | Swansea | 2024 |
| Aberteifi Rail & Utilities Ltd | Ceredigion | 2025 |
| Aberturret Advisors Limited | Newcastle Upon Tyne | 2012 |
| Abervent Ltd. | Aberdeen | 2013 |
| Aberwaen Landscape Consultancy Limited | Denbigh | 2026 |
| Aberystwyth Gymnastics Club Ltd | Aberystwyth | 2016 |
| Aberystwyth Motorsports Limited | Aberystwyth | 2021 |
| Abesther Care Cohesion Limited | Chesterfield | 2026 |
| ABF (NO.1) Limited | London | 2003 |
| ABF Finance Limited | London | 2003 |
| ABF Funding | London | 2005 |
| ABF HK Finance Limited | London | 2011 |
| ABF Ingredients Limited | London | 1950 |
| ABF PAY Ltd | London | 2025 |
| ABF Security Ltd | Stanford-Le-Hope | 2023 |
| ABF Services Ltd | London | 2025 |
| ABF UK Finance Limited | London | 2010 |
| Abfab Landscapes Limited | Swanley | 2020 |
| Abfab Security Ltd | Happisburgh | 2025 |
| Abfabhr Ltd | East Grinstead | 2025 |
| Abfad Limited | Washington | 1996 |
| Abfallbehalter & Container Weber UK Ltd | Wirral | 2010 |
| Abfallwirtschaft Suedniedersachsen Limited | | 2007 |
| Abfix Limited | Peterculter | 2025 |
| Abfly Distribution Ltd | St. Albans | 2026 |
| ABG Agency Ltd | Forth | 2021 |
| ABG Consultancy (UK) Ltd | Bury | 2012 |
| ABG Europe (UK) Limited | Altrincham | 2021 |
| ABG Events Limited | Salisbury | 2024 |
| ABG Global Projects Limited | Hemel Hempstead | 2023 |
| ABG Pharma Consultancy Ltd | Maidenhead | 2015 |