| Anchoris Ltd | Epsom | 2025 |
| Anchoris Pharma Limited | Lincoln | 2025 |
| Anchorleo Limited | Woodside Park | 1981 |
| Anchorline Studio Limited | Exmouth | 2026 |
| Anchorlock Ltd | Leeds | 2024 |
| Anchorman Limited | Essex | 2002 |
| Anchorman Testing Ltd | Pontypool | 2026 |
| Anchorpoint Advisory Limited | London | 2025 |
| Anchorpoint Consulting Ltd | York | 2024 |
| Anchorpoint Solutions Ltd | Thornton Heath | 2025 |
| Anchorstone Capital Management Ltd. | Glasgow | 2019 |
| Anchorstone Consulting Ltd | London | 2017 |
| Anchorstone Health Ltd | London | 2026 |
| Anchorstone Machinery Trading Limited | Beckenham | 2024 |
| Anchorstone Organisational Development Limited | Leamington Spa | 2024 |
| Anchorvoice Ltd | Thornton-Cleveleys | 2025 |
| Anchorwaters Limited | Basingstoke | 2026 |
| Anchorwatt Limited | Hastings | 2025 |
| Anchorx Ltd | Huddersfield | 2025 |
| Anchrage Limited | London | 2011 |
| Anchris Ltd | Leeds | 2017 |
| Anchuan Technical Co., Ltd | Cambridge | 2016 |
| Ancient & Modern Ltd. | Twickenham | 2019 |
| Ancient Horse Limited | Beckington | 2011 |
| Ancient LAB Limited | Hereford | 2023 |
| Ancient Robot Workshop CIC | Edinburgh | 2025 |
| Ancient Wisdom & Hitech Healing Ltd | London | 2025 |
| Ancieo.Ai Ltd | London | 2021 |
| Ancil Williams Solutions Limited | Bournemouth | 2020 |
| Ancile Properties Limited | Leicester | 2007 |
| Ancile Protection Ltd | Teignmouth | 2023 |
| Ancilla Concierge Ltd | Newcastle Upon Tyne | 2023 |
| Ancilla Technologies Limited | London | 2022 |
| Ancitel E&A Limited | Banbury | 2014 |
| Anck Ltd | Northampton | 2025 |
| Ancka Consulting Limited | Wrexham | 2020 |
| Ancl Consultancy Ltd | Salford | 2024 |
| Anclaje Nomada Studio Ltd | London | 2025 |
| Anco Consulting Limited | Liverpool | 2017 |
| Anco Digital Limited | Sheffield | 2013 |
| Anco International Limited | Berwick-Upon-Tweed | 1987 |
| Anco Solutions Ltd | Cobham | 2017 |
| Anco Sponsors Limited | Clevedon | 2016 |
| Anco Trading Ltd | London | 2022 |
| Ancoats Engineering Ltd | Macclesfield | 2021 |
| Ancoats Ventures Ltd | Manchester | 2025 |
| Ancol Pet Products Holdings Limited | Walsall | 2008 |
| Ancon Construction Consultants Ltd | Glasgow | 2020 |
| Ancon Technologies Limited | London | 2003 |
| Ancona Alpha Ltd | Macclesfield | 2012 |
| Anconsult Limited | Haslemere | 2004 |
| Ancor Marine Ltd | Scarborough | 2024 |
| Ancor Scientific Solutions Ltd | Biggleswade | 2022 |
| Ancora Business Consultancy Limited | Ipswich | 2015 |
| Ancora Healthops Ltd | London | 2026 |
| Ancora Hospitality Ltd | Glasgow | 2024 |
| Ancora Law Ltd | Beverley | 2019 |
| Ancoram Limited | London | 2023 |
| Ancorare Qualita Ltd | Northampton | 2026 |
| Ancorp Ltd | Glasgow | 2019 |
| Ancos Solutions Ltd | Maldon | 2012 |
| Ancoserv | Cardiff | 2025 |
| Ancott Consultancy Limited | Glasgow | 2019 |
| Ancraic Holdings Limited | Berkhamsted | 2022 |
| Ancs (Midlands) Limited | Sutton Coldfield | 2017 |
| Ancu Hospital Ltd | Co. Down | 1997 |
| Ancuta Sarca Ltd | London | 2020 |
| Ancy Accounting Group Ltd | London | 2026 |
| AND Action Group Limited | London | 2026 |
| AND ALL That Ltd | Walsall | 2019 |
| AND Amati Limited | Royal Arsenal | 2015 |
| AND Apple PIE Consulting Limited | Winchester | 2019 |
| AND Architects Limited | Southwick | 1998 |
| AND Automation Limited | Ilkeston | 2002 |
| AND Bespoke Limited | Portchester | 2017 |
| AND Beyond Labs Limited | Bedford | 2018 |
| AND Boom Ltd | Harrow | 2024 |
| AND Business Solutions Ltd | Preston | 2024 |
| AND Capital Projects Ltd | Birmingham | 2024 |
| AND City Limited | London | 2018 |
| AND Co Works Limited | London | 2017 |
| AND Consultants Limited | Uxbridge | 2016 |
| AND Create Design Ltd | Leicester | 2015 |
| AND Create Limited | Hove | 2025 |
| AND Creative Ltd | Tugby | 2025 |
| AND Creatives Marketing Ltd | Livingston | 2026 |
| AND Curiouser Ltd | London | 2018 |
| AND Custard Limited | London | 2020 |
| AND DAN Ltd | Moreton-In-Marsh | 2022 |
| AND Design (Bath) Limited | Bath | 2004 |
| AND Design Limited | | 1997 |
| AND Designs Limited | Kingston Upon Thames | 1997 |
| AND Engineering Limited | Leicester | 2023 |
| AND Evolve Ltd | Warwick | 2015 |
| AND Feel UN Limited | London | 2022 |
| AND Finally Group Ltd | Hayle | 2025 |
| AND Fire Compliance Ltd | Brentwood | 2026 |
| AND Grow International Limited | Camberley | 2022 |
| AND Holdings Ltd | Tyne & Wear | 1999 |
| AND Interiors Ltd | Brighton | 2018 |