| Affinity Workforce Solutions Limited | London | 2018 |
| Affinity Wraps Limited | Leicestershire | 2025 |
| AFFINITY7 Consulting Ltd | Warrington | 2021 |
| Affinitysmith Limited | Epsom | 2010 |
| Affinnity Recruitment Ltd | London | 2021 |
| Affirm Commercial Services Limited | Sidcup | 2018 |
| Affirm Hold Limited | Waltham Cross | 2006 |
| Affirm Pharmacy Locums Ltd | Sutton Coldfield | 2019 |
| Affirmative Investment Management Partners Limited | London | 2014 |
| Affirmative Trading Company Limited | London | 2017 |
| Affirmints Ltd | Forres | 2008 |
| Affiwe Ltd | London | 2025 |
| Affken Associates Ltd | Horsham | 2018 |
| Afflatus Consulting Limited | Sheffield | 2014 |
| Affleck Electrical Limited | Swindon | 2002 |
| Affleck Mechanical Services Limited | Swindon | 2009 |
| Affluence Concept Events Limited | London | 2016 |
| Affluencer Services Ltd | London | 2016 |
| Affluent Adventurers Ltd | Lincoln | 2026 |
| Affluent Cleaning Ltd | Liverpool | 2021 |
| Affluent Futures Limited | Camberley | 2007 |
| Affluent Partnership Limited | London | 2018 |
| Affluentlab Ltd | London | 2018 |
| AFFM98 Ltd | Oakham | 2025 |
| Afford a KAR Rentals Limited | Ashton-Under-Lyne | 2024 |
| Afford Bond Payroll Services Limited | Nantwich | 2013 |
| Afford Cleaning Services Ltd | Chertsey | 2019 |
| Afford UK Ltd | London | 2011 |
| Afford-A-Store Limited | Heywood | 2014 |
| Afforda Van Ltd | Virginia Water | 2025 |
| Affordable 21ST Century EOT Limited | Poulton-Le-Fylde | 2017 |
| Affordable Access Hire Limited | Chandlers Ford | 2005 |
| Affordable Access to Justice Limited | London | 2017 |
| Affordable Art Fair Limited | London | 1998 |
| Affordable Asset Base Limited | Manchester | 2025 |
| Affordable Bird Control Limited | Dartford | 2008 |
| Affordable Cleaning and Supplies Ltd | Walsall | 2009 |
| Affordable Cleaning Services Ltd | Hatfield | 2011 |
| Affordable Comfort Mobility Limited | London | 2017 |
| Affordable Contract Services Limited | Runcorn | 2015 |
| Affordable Detailing Services Limited | Rotherham | 2026 |
| Affordable Eco Cleaners Limited | Broadstairs | 2025 |
| Affordable Escapes Ltd | Falkirk | 2026 |
| Affordable Family Law Group Community Interest Company | Bath | 2020 |
| Affordable Granite Tops Ltd | Willenhall | 2017 |
| Affordable Health & Safety Solutions Ltd | Hornchurch | 2023 |
| Affordable Homes (Wales) Limited | Cardiff | 2008 |
| Affordable Intelligence Limited | Chesterfield | 2020 |
| Affordable Landscapes N.E. Ltd | Hartlepool | 2016 |
| Affordable Leaflets Limited | Bolton | 2010 |
| Affordable Leasing Limited | Reigate | 2022 |
| Affordable Loans Limited | Loughton | 2016 |
| Affordable Price Housing Ltd | London | 2023 |
| Affordable Screening Limited | Braunton | 2018 |
| Affordable Services Limited | Bexleyheath | 2019 |
| Affordable Sports and Classic Car Hire Limited | Chislehurst | 2023 |
| Affordable Storage (Redditch) Ltd | Redditch | 2021 |
| Affordable Storage Limited | Wetherby | 2015 |
| Affordable Travel & Consultation Ltd | London | 2024 |
| Affordable Tree and Garden Limited | Newport | 2025 |
| Affordable Trees & Landscaping Ltd | Waltham Abbey | 2025 |
| Affordable Umrah Packages Ltd | Manchester | 2025 |
| Affordable Vehicle Hire Ltd | Tamworth | 2025 |
| Affordable Workspace Community Trust Ltd | London | 2023 |
| Affordable Workspace Creative Trust Limited | London | 2023 |
| Affordable Workspace Foundation C.I.C. | London | 2021 |
| Affordable Workspace Trust Limited | London | 2021 |
| Affordahire Limited | Colchester | 2026 |
| Affymetrix, UK Ltd. | Altrincham | 1998 |
| AFG 1 Limited | Carlisle | 2018 |
| AFG Cars UK Ltd | Southal | 2017 |
| AFG Handcarwash Ltd | Cardiff | 2025 |
| AFG Realisations 2023 Limited | Manchester | 2006 |
| AFG Transport Ltd | Kettering | 2008 |
| AFG Ventures Ltd | London | 2026 |
| Afghan Etehad Tourist & Travel Limited | Edinburgh | 2025 |
| Afghan Global Connect Ltd | London | 2024 |
| Afghan Travel Centre Limited | Harrow | 2002 |
| Afghanistan Global Business Forum | London | 2025 |
| AFH Corporate Services Limited | Bromsgrove | 2014 |
| AFH Groundcare Ltd | Gloucester | 2022 |
| AFH Payroll Solutions Ltd | East Sussex | 2007 |
| AFH Services Limited | London | 2025 |
| Afhim Associates Limited | Walthamstow | 2014 |
| AFI Consultancy Limited | London | 1996 |
| AFI Consulting Limited | Romford | 2009 |
| AFI Events Ltd | Peterborough | 2023 |
| AFI Investments Ltd | Preston | 2017 |
| AFI Travel UK Ltd | Barking | 2019 |
| Afi-Uplift Limited | Normanton | 1998 |
| Afia Investments Ltd | Batley | 2017 |
| Afia Travels Ltd | East Ham | 2024 |
| Afielia Jardenier Management Service Limited | Clarence Road | 2004 |
| Afil Management and Events Ltd | London | 2018 |
| Afin Limited | Chandler'S Ford | 2018 |
| Afina Ltd | Lewes | 2022 |
| Afina Services Limited | London | 2014 |
| Afio Ltd. | Hounslow/Greater London | 2018 |
| Afipay Ltd | Birmingham | 2025 |
| Afishal Music Ltd | Aylesbury | 2016 |