| AB Inbev Harmony Holdings Limited | London | 2012 |
| AB Inbev Harmony Limited | London | 2012 |
| AB Inbev Holdings SA Limited | London | 2011 |
| AB Inbev Holdings SH Limited | London | 2011 |
| AB Inbev Investment Holding Company Limited | London | 2018 |
| AB Inbev Investments Holdings Company 2 Limited | London | 2018 |
| AB Inbev SAF Limited | London | 2011 |
| AB Inbev Southern Capital Limited | London | 2011 |
| AB Inbev Southern Investments Holding Limited | London | 2018 |
| AB Incentiveco Limited | Egham | 2021 |
| AB Investment Solutions Limited | Ascot | 2014 |
| AB Investments Ltd | Romford | 2022 |
| AB IT Holdings Ltd | Ipswich | 2022 |
| AB Kids Ltd | London | 2022 |
| AB Law Limited | Alfreton | 2011 |
| AB Management Enterprises Ltd | West Molesey | 2025 |
| AB Mauri China Limited | London | 2019 |
| AB Mortgages and Protection Limited | Sandbach | 2022 |
| AB Pan-European Investment Group Ltd | Rotherham | 2019 |
| AB Print (Holdings) Limited | Batley | 2020 |
| AB Pritchard Limited | Edinburgh | 2025 |
| AB Property Holdings Group Limited | Liverpool | 2024 |
| AB Quantitative Investments Limited | London | 2020 |
| AB Risk Solutions Ltd | London | 2009 |
| AB Santos Holdings Limited | Northampton | 2026 |
| AB Specialist Finance Ltd | Benfleet | 2025 |
| AB UK Fleetco Limited | London | 2023 |
| AB Vision Financial Ltd | Ayr | 2014 |
| AB Wales Holdings Ltd | Thornhill | 2024 |
| AB Wealth Ltd | Southsea | 2017 |
| Ab&I Advisory Limited | Oswestry | 2019 |
| AB1 Financial Planning Ltd | Edinburgh | 2004 |
| AB1 Investments Ltd | Tewkesbury | 2015 |
| AB1 Properties Limited | Hemel Hempstead | 2018 |
| AB14 Consulting Services Ltd | Dewsbury | 2018 |
| AB21 Consultancy Ltd | Leeds | 2023 |
| AB23 Ltd | Welwyn Garden City | 2024 |
| AB3 Holdings Limited | London | 2024 |
| AB33 Ltd | London | 2021 |
| AB34 Holdings Ltd | Watford | 2025 |
| ABA Commercial Services Ltd | Cambridge | 2015 |
| ABA Financial Consultancy Ltd | London | 2021 |
| ABA Holdings (Nottingham) Limited | Mansfield | 2019 |
| ABA Insurance Commercial Limited | Gillingham | 2017 |
| ABA Property Holdings Ltd | Rotherham | 2024 |
| ABA Property Investment Ltd | Oakham | 2023 |
| Abaad United UK Ltd | London | 2025 |
| Abacai Group Nominees Limited | Tarporley | 2021 |
| Abacai Technologies Limited | Tarporley | 2021 |
| Abaco Insurance Brokers Limited | London | 2011 |
| Abacus (2018) Holdings Limited | Bolton | 2018 |
| Abacus 1 (UK) Ltd | Shrewsbury | 2011 |
| Abacus Advice Ltd | Tunbridge Wells | 1999 |
| Abacus AFS Holdings Ltd | Newport | 2025 |
| Abacus Assurance Financial Services Limited | Newport | 2006 |
| Abacus Bidco Limited | Camberley | 2022 |
| Abacus Bureau Investments Ltd | London | 2011 |
| Abacus Care Holdings Ltd | Birmingham | 2025 |
| Abacus Colchester Limited | Suffolk | 2007 |
| Abacus Corporate Finance Limited | Harrow | 2016 |
| Abacus Credit Insurance Brokers Ltd | Kings Langley | 2019 |
| Abacus Direct Group Holdings Limited | Newbury | 2019 |
| Abacus Direct Manufacturing Group Limited | Harrogate | 2012 |
| Abacus Direct Properties Holdings Limited | Harrogate | 2019 |
| Abacus Family Care Homes Limited | Stratford-Upon-Avon | 2008 |
| Abacus Finance Holdings Ltd | Stonehouse | 2018 |
| Abacus Financial & Mortgage Services Limited | Essex | 1998 |
| Abacus Financial (Mudeford) Limited | Christchurch | 2004 |
| Abacus Financial Options Limited | Ferndown | 2011 |
| Abacus Financial Planning Consultants Limited | Fife | 2003 |
| Abacus Funding Ltd | Chesterfield | 2014 |
| Abacus FX Limited | Winchester | 2018 |
| Abacus Group Holdings Ltd | Colchester | 2019 |
| Abacus Holdings (SW) Limited | Wellington | 2025 |
| Abacus Independent Financial Advisers Ltd | Deal | 1996 |
| Abacus Kent Limited | Broadstairs | 2014 |
| Abacus Kindergarten Group Ltd | Effingham | 2020 |
| Abacus Lending Solutions Ltd | Bushey | 2018 |
| Abacus Markets Limited | London | 2019 |
| Abacus Money Management Limited | Tewkesbury | 2008 |
| Abacus Mortgage & Protection Advice Ltd | Wirral | 2022 |
| Abacus Mortgages Direct Ltd | Shropshire | 2006 |
| Abacus Partners II Limited | London | 2015 |
| Abacus Portfolio Management Limited | Sheffield | 2000 |
| Abacus Professions Finance Ltd | Tamworth | 2018 |
| Abacus Sketty Holdings Limited | Swansea | 2025 |
| Abacus UK Holdings Ltd | Poole | 2018 |
| Abacus Wealth Management Group Limited | Hebburn | 2025 |
| Abacus Wealth Management Limited | Hebburn | 2007 |
| Abacus Wealth Planning Ltd. | Brentwood | 1986 |
| Abacus Wealth Services Limited | Wolverhampton | 2021 |
| Abacus Westbourne Limited | Harrow | 2006 |
| ABACUS-69 Holdings Limited | Leytonstone | 2020 |
| ABACUS92 Limited | Leicester | 2026 |
| Abadvice Limited | Woodford Green | 2016 |
| Abakhulu Limited | Harrow | 2024 |
| Abal Holdings Ltd | Barnsley | 2026 |
| Aballdac MD Limited | Bexleyheath | 2025 |
| Abalo Consultancy Limited | Stevenage | 2017 |
| ABAMR2 Ltd | St. Albans | 2016 |