| Abiel Park Ltd | Oswestry | 2024 |
| Abient Limited | Pittenweem | 1995 |
| Abifar Limited | London | 2015 |
| Abiflo Ltd | Birmingham | 2022 |
| Abig Health UK Ltd | London | 2025 |
| Abigail Alathea Limited | Sheffield | 2013 |
| Abigail Beattie Translations Ltd | Ramsgate | 2014 |
| Abigail Burch Ltd | Farnham | 2015 |
| Abigail Clayton Ltd | London | 2026 |
| Abigail Contracting Ltd | Romford | 2026 |
| Abigail Edwards Limited | Stroud | 2009 |
| Abigail Gregory Limited | London | 2020 |
| Abigail Grummitt Limited | Bath | 2011 |
| Abigail Hazell Garden Design Limited | Pinner | 2012 |
| Abigail Heinimann Ltd | Berkhamsted | 2020 |
| Abigail Hirshman Consulting Limited | Stowmarket | 2020 |
| Abigail Howson Limited | Bedford | 2018 |
| Abigail James Interior Design Ltd | Dulverton | 2020 |
| Abigail Joseph Consultancy Ltd | Barking | 2018 |
| Abigail Kimberly Ltd | Wakefield | 2024 |
| Abigail Levin Consultancy Limited | Leeds | 2002 |
| Abigail Matthews Limited | Melton | 2008 |
| Abigail Miller Consulting Ltd | Bedford | 2019 |
| Abigail Owen Architects Limited | Chester | 2020 |
| Abigail Reay Design Ltd | London | 2021 |
| Abigail Sherlock Studios Limited | Preston | 2023 |
| Abigail Shiers PR Ltd | Market Harborough | 2021 |
| Abigail Walton Design Studio Ltd | Stowmarket | 2026 |
| Abigail Williams Consulting Ltd | London | 2026 |
| Abigail Yeates Architect Limited | York | 2022 |
| Abigail's Day Nurseries Employee Ownership Trustee Limited | Caerphilly | 2022 |
| ABIGAIL7 Ltd | London | 2013 |
| Abigan Technology Limited | Wilts | 2003 |
| Abih Consultancy Ltd | Walsall | 2026 |
| Abijany Limited | Bromley | 2026 |
| Abika Consulting Ltd | Reigate | 2009 |
| Abikad Ltd | Berkhamsted | 2024 |
| Abike ADE Communications Ltd | Dartford | 2009 |
| Abike Consulting Limited | London | 2025 |
| Abil Consultancy Ltd | Barking | 2013 |
| Abilc Ltd | Cardiff | 2014 |
| Ability Accountancy Ltd | London | 2012 |
| Ability Accounting Services Limited | Essex | 2002 |
| Ability Action CIC | Hayes | 2024 |
| Ability Advise UK Limited | Sheffield | 2022 |
| Ability Bionics Limited | Epsom | 2021 |
| Ability Card Ltd | Manchester | 2023 |
| Ability Consultants Ltd | Sunderland | 2020 |
| Ability Design Limited | Manchester | 2011 |
| Ability Engineering Limited | Birmingham | 1998 |
| Ability Executive Limited | Aberdeen | 2018 |
| Ability Payroll Ltd | Enfield | 2025 |
| Ability Plus Limited | Newmarket | 2011 |
| Ability Power Limited | Haverfordwest | 1999 |
| Ability Solutions Consultancy Ltd | Epsom | 2024 |
| Ability Support Services Limited | Milton Keynes | 2024 |
| Ability Tax Advisory Ltd | Enfield | 2025 |
| Ability Training Awards Ltd | Grantham | 2024 |
| Ability Training Limited | Wellingborough | 1997 |
| Abilityshell Limited | London | 2023 |
| Abilume C.I.C. | Grantham | 2026 |
| Abim Services Ltd | Romford | 2026 |
| Abim-Kofo Group Limited | London | 2026 |
| Abimco Virtual Limited | Newmarket | 2023 |
| Abimic Solutions Ltd | London | 2018 |
| Abimmuno Limited | London | 2011 |
| Abina Design & Print Limited | Epsom | 2007 |
| Abingdon Accountancy Centre Limited | Oxford | 2002 |
| Abingdon Advisory Limited | London | 2019 |
| Abingdon Bookkeeping Ltd | Abingdon | 2022 |
| Abingdon BUS Company Limited | Newcastle Upon Tyne | 1996 |
| Abingdon Capital Ltd | London | 2022 |
| Abingdon Consultancy Ltd | Petersfield | 2021 |
| Abingdon Freight Holdings Limited | London | 1994 |
| Abingdon Management & Research Limited | London | 1998 |
| Abingdon Management Company Limited(The) | Swindon | 1980 |
| Abingdon Marina Residents' Association Limited | Abingdon | 2002 |
| Abingdon Secretaries Limited | Oxford | 2002 |
| Abingdon Securities Limited | Nelson | 2010 |
| Abingdon Strategies Ltd | London | 2023 |
| Abingdon Veterinary Clinics Limited | | 2003 |
| Abingdon VETS4PETS Limited | Handforth | 2015 |
| ABINGDON88 Ltd | Bampton | 2026 |
| Abinger Engineering Consultants Limited | Sidmouth | 2018 |
| Abinger Watches Ltd | Tetbury | 2025 |
| Abingerscott Limited | Bristol | 2001 |
| Abington Accountants Ltd. | Northampton | 2005 |
| Abington Enterprises Limited | Aylesbury | 1991 |
| Abington Law Ltd | Swansea | 2020 |
| Abinibi Photography UK Limited | Gillingham | 2023 |
| Abinis Consultancy Ltd | West Drayton | 2020 |
| Abinor Consulting Limited | Circencester | 2012 |
| Abintra Limited | Bexley | 2001 |
| Abintus Consulting Ltd | London | 2017 |
| Abiodun Olatokun Services Limited | London | 2023 |
| Abiogenesis Clinpharm Limited | South Croydon | 2025 |
| Abiola Collective Ltd | London | 2026 |
| Abiola Onagoruwa Ltd. | Dartford | 2017 |
| Abion IP Limited | London | 2023 |
| Abion UK Limited | London | 2012 |