| Anthony Harris Ltd | Cheltenham | 2009 |
| Anthony Hart Design Limited | Lytham St. Annes | 1999 |
| Anthony Haynes Consulting Limited | Romsley | 2019 |
| Anthony Haynes Limited | Nottingham | 2022 |
| Anthony Hitchiner Ltd | Northwich | 2015 |
| Anthony Horne Licensing Limited | Altrincham | 2010 |
| Anthony Hurlstone Design Ltd | Leigh-On-Sea | 2015 |
| Anthony Inspires Limited | London | 2017 |
| Anthony J Blaza & Partner Limited | West Yorkshire | 2007 |
| Anthony J C Smith Limited | London | 2024 |
| Anthony J Harris Solicitors Limited | New Milton | 2018 |
| Anthony J Hulse Limited | Rickmansworth | 2010 |
| Anthony J. Matthews, B.Sc., F.C.A. Ltd | Shrewsbury | 2013 |
| Anthony J.Blaza & Associates Limited | West Yorkshire | 2001 |
| Anthony James Accounting Limited | Wembley | 2021 |
| Anthony James D'Amato Limited | Brentwood | 2006 |
| Anthony James Partners (UK) Limited | London | 2022 |
| Anthony James Projects Limited | Stockport | 2019 |
| Anthony James QP and Pharma Consultancy Ltd | Hengoed | 2021 |
| Anthony James Risk Management Solutions Ltd | Widnes | 2023 |
| Anthony James Services Ltd | Maidstone | 2025 |
| Anthony Jane Limited | Chelmsford | 2016 |
| Anthony Jefferies Ltd | Walsall | 2025 |
| Anthony Jimenez & Company (UK) Limited | London | 2017 |
| Anthony John Atkinson Limited | Bolton | 2025 |
| Anthony John Wilson Limited | Nottingham | 2015 |
| Anthony Johnson Consulting Engineer Limited | Great Chesterford | 2018 |
| Anthony Joseph & Co. Limited | Stevenage | 2012 |
| Anthony K Webb Limited | Burgess Hill | 2008 |
| Anthony Kent Associates Limited | Langport | 1988 |
| Anthony King Solicitors Ltd | Basildon | 2019 |
| Anthony Landale Associates Limited | Charlbury | 2009 |
| Anthony LEO Russell Limited | Liverpool | 2026 |
| Anthony Llewellyn Consulting Ltd | Barnet | 2017 |
| Anthony Louca Solicitors Limited | London | 2015 |
| Anthony LUM & Co Limited | Darlington | 2014 |
| Anthony Lyons Consulting Limited | Altrincham | 2022 |
| Anthony M Green Limited | London | 2014 |
| Anthony Management Limited | Caerphilly | 2014 |
| Anthony Marcos Limited | Saffron Walden | 2002 |
| Anthony Marett Consultants Ltd | Attleborough | 2018 |
| Anthony Mark Consulting Ltd | | 2002 |
| Anthony Marshall Ltd | Bury | 1997 |
| Anthony Martin Consultancy Limited | London | 2004 |
| Anthony Mathews Limited | Weybridge | 2015 |
| Anthony Mayled & Co Limited | Cardiff | 2012 |
| Anthony Mchugh Limited | Belfast | 2024 |
| Anthony Medina IIP Settlement 2003 Limited | Manchester | 2003 |
| Anthony Menagh Ltd | Liverpool | 2025 |
| Anthony Michael & Associates Ltd | London | 2002 |
| Anthony Michael Meyer Ltd | Bristol | 2024 |
| Anthony Millard Consulting Limited | Gloucester | 2003 |
| Anthony Millard Limited | Camberley | 2019 |
| Anthony Miller Limited | Coulsdon | 2010 |
| Anthony Mills Ltd | Bury St. Edmunds | 2014 |
| Anthony Morgan Limited | London | 2004 |
| Anthony Morris Limited | Crawley | 2009 |
| Anthony Mundy & Co Ltd | Purley | 2007 |
| Anthony Newgrosh Limited | Whetstone | 2013 |
| Anthony Nicholas (UK) Limited | London | 2007 |
| Anthony Nickson Ecology Ltd | Widnes | 2015 |
| Anthony Nigel Distribution Ltd | Derby | 2007 |
| Anthony Northcote Planning Limited | Newark | 2009 |
| Anthony Noyce Design Limited | Maidenhead | 2018 |
| Anthony Oram Ltd | Frome | 2013 |
| Anthony Osborne Surveyors Ltd | Bristol | 2017 |
| Anthony P. Davies Associates Limited | Newcastle Upon Tyne | 1995 |
| Anthony Page Consultants Limited | Bromsgrove | 2018 |
| Anthony Parkinson Photography Limited | Marlborough | 2014 |
| Anthony Paul Ltd | Cheltenham | 2011 |
| Anthony Payne Research & Consulting Ltd | London | 2024 |
| Anthony Pearce Ltd | Lewes | 2024 |
| Anthony Perrin Management Limited | Wallington | 2012 |
| Anthony Pettigrew Associates Ltd | Widnes | 2018 |
| Anthony Pharrell Ltd | Leamington Spa | 2015 |
| Anthony Philip James & Co Limited | Warrington | 2016 |
| Anthony Pollock & Associates Limited | Reading | 2020 |
| Anthony Potts Consulting Limited | Speen | 2026 |
| Anthony Powell Consultancy Ltd | Congleton | 2022 |
| Anthony Psaila Limited | London | 2012 |
| Anthony Railton Qhse Ltd | London | 2023 |
| Anthony Rawson Limited | Wetherby | 2017 |
| Anthony Reddy Associates (NI) Limited | Belfast | 2003 |
| Anthony Rees (Livestock) Limited | Haverfordwest | 2004 |
| Anthony Riley Ltd | Hebden Bridge | 2018 |
| Anthony Roberts Ltd | London | 2024 |
| Anthony Robertson Design Limited | Dundee | 2017 |
| Anthony Robinson Consultancy Ltd | London | 2026 |
| Anthony Robinson Industries Limited | Wimborne | 2025 |
| Anthony Robinson Solicitors Limited | Sale | 2012 |
| Anthony Roylance Limited | Droylsden | 2005 |
| Anthony Russel Limited | Braintree | 1999 |
| Anthony Sacks Limited | Salford | 2015 |
| Anthony Seymour & Co Ltd | Hove | 2006 |
| Anthony Sharman WS Limited | Lowestoft | 2014 |
| Anthony Sheridan Limited | Bury | 2015 |
| Anthony Shipley Building Consultancy (Asbc) Ltd. | Lancashire | 2005 |
| Anthony Shrimpton Design Ltd | Banbury | 2013 |
| Anthony Smith & Co (Pinksalt) Ltd | Taunton | 2024 |
| Anthony Smith & Co. Limited | Taunton | 2010 |