| Ancient Art Tattoo Limited | Hillingdon | 2010 |
| Ancient Beauty Ltd | Northampton | 2023 |
| Ancient Grudge Limited | Worcester | 2024 |
| Ancient Pathways Ltd | London | 2025 |
| Ancilia Protect Ltd | London | 2006 |
| Ancm Solutions Limited | Hatfield | 2025 |
| Ancn Ltd | Sheffield | 2015 |
| Anco Consultants Limited | Bridport | 2016 |
| Anco Integrated Solutions Ltd | Leigh | 2018 |
| Ancora Animal Health Ltd | London | 2026 |
| Ancora Church | Portadown | 2023 |
| Ancrum Public Hall | Jedburgh | 2004 |
| Ancuta Limited | London | 2019 |
| AND 2025 Community Interest Company | London | 2025 |
| AND Breathe Mediation Limited | Crick | 2026 |
| AND Clearance and Collectables Ltd | London | 2026 |
| AND Collective Group Ltd | Sheffield | 2025 |
| AND CUT Limited | London | 2017 |
| AND Dance Limited | Addlestone | 2025 |
| AND MEN Ltd | Oxford | 2017 |
| AND More Ltd | Milton Keynes | 2015 |
| AND More Than Ltd | Milton Keynes | 2023 |
| AND Newton Limited | Bury | 2025 |
| AND NOW for ME Ltd | Stockton-On-Tees | 2019 |
| AND NOW When the END IS Near Ltd | Manchester | 2025 |
| AND the Beat Goes on Ltd | Cambridge | 2026 |
| AND Trading Ltd | Lincoln | 2019 |
| AND Vinyly Ltd. | Scarborough | 2020 |
| AND1 Tech Ltd | Borehamwood | 2024 |
| Andalidi Assets Ltd. | Watford | 2012 |
| Andalidi Invest Ltd. | Watford | 2012 |
| Andar Nail & Beauty Bar Ltd | London | 2013 |
| Andas Consultancy Limited | Slough | 2014 |
| Andathan Services Limited | London | 2018 |
| Andbus Limited | | 2007 |
| Andean Goose Ltd | Devon | 2014 |
| Andella Limited | London | 2015 |
| Ander Ltd | Dartford | 2020 |
| Anderida Media Limited | Maidstone | 2015 |
| Andersey Close Management Limited | Wantage | 2024 |
| Anderson 360 Limited | London | 2023 |
| Anderson and Scott Furniture Ltd | Stowmarket | 2023 |
| Anderson Beauty Balance Ltd | Feltham | 2024 |
| Anderson Clinic Limited | Witney | 2016 |
| Anderson Contracts (Ellon) Limited | Peterhead | 2013 |
| Anderson Deliveries Ltd. | Motherwell | 2019 |
| Anderson Financial (UK) Ltd. | London | 1995 |
| Anderson Graphic Limited | Chelmsford | 2008 |
| Anderson Hatters Limited | London | 2026 |
| Anderson Holdings North West Ltd | Bolton | 2025 |
| Anderson Independent Funeral Directors Limited | Ellesmere Port | 2012 |
| Anderson Inspection Services Ltd | Ferndale | 2015 |
| Anderson Kilgour Ltd | Edinburgh | 2019 |
| Anderson Maguire Limited | Clarkston | 1997 |
| Anderson Morrice Ltd | Aberdeen | 2026 |
| Anderson Online Limited | Spondon ,Derby | 2015 |
| Anderson Property Consultants Ltd | Dundee | 2017 |
| Anderson Refining Limited | Manchester | 2026 |
| Anderson Reupholstery Ltd | Liverpool | 2019 |
| Anderson Ross Professional Services Ltd | London | 2003 |
| Anderson Trustees Limited | London | 1940 |
| Anderson UXO Consultancy Limited | Edinburgh | 2022 |
| Anderson's Hair Care Limited | Royston | 2015 |
| Anderson's Hair Limited | Royston | 2014 |
| Andersons Grantfield Limited | Shetland | 2007 |
| Andersons Renewables Limited | Sutton-In-Ashfield | 2024 |
| Andersontaylor Collective Ltd | Bonnyrigg | 2026 |
| Andersson Events Ltd | Burgess Hill | 2011 |
| Andessa Services Limited | Carlisle | 2017 |
| Andhra Bhavan Wellington Place T/A Andhra Bhavan Ltd | Harrow | 2025 |
| Andi & SON Barbers 2 Ltd | Leicester | 2025 |
| Andi & SON Barbers Ltd | Leicester | 2024 |
| Andi 79 Ltd | Dagenham | 2013 |
| Andi and Perry Limited | London | 2011 |
| Andi Developments Limited | Motherwell | 2026 |
| Andi Holding Ltd | London | 2026 |
| Andi Kelly Hair Studio Ltd | Juniper Green | 2019 |
| Andiamo! MJS (Holdings) UK Limited | Leeds | 2021 |
| Andidico Ltd | Helston | 1999 |
| Andie Ltd | Halifax | 2019 |
| Andimag Valets Limited | Edinburgh | 2019 |
| Andk Limited | London | 2022 |
| Andleeb Traders Ltd | Hartlepool | 2026 |
| Andlin Cleaning & Maintenance Limited | Birmingham | 2015 |
| Andobs Limited | Wakefield | 2016 |
| Andojem Limited | Newcastle Upon Tyne | 2011 |
| Andora Klean Limited | Huntingdon | 2005 |
| Andoura Golden Scissors Ltd | Paisley | 2020 |
| Andover (T) Hairdressing Limited | Andover | 2004 |
| Andover Aesthetic Practitioners Ltd | Andover | 2018 |
| Andover Barbers Ltd | Havant | 2017 |
| Andover Business Computers Limited | Andover | 1995 |
| Andover Town Centre BID Limited | Andover | 2018 |
| Andover V.E. Limited | Nottingham | 1998 |
| Andprecio Limited | London | 2025 |
| Andquest Limited | Hailsham | 2020 |
| Andra 2021 Valeting Ltd | Beccles | 2022 |
| Andra Ltd | London | 2024 |
| Andra Salon Ltd | Spalding | 2024 |
| Andrada Beauty Limited | Maidstone | 2024 |