| Abovewater Damp Proofing Ltd. | London | 2022 |
| Aboycecorporation Limited | Rochester | 2022 |
| Aboyne Plumbing & Heating Limited | | 2005 |
| ABP (North East) Limited | Sunderland | 2008 |
| ABP Airports Ltd | Godalming | 2009 |
| ABP Building Contractors Ltd | Sandbach | 2025 |
| ABP Contracts Limited | Irlam | 1994 |
| ABP Decorating Services Ltd | Bristol | 2014 |
| ABP Electrical Ltd | Knebworth | 2022 |
| ABP Elevators Limited | St. Leonards-On-Sea | 2014 |
| ABP Landscapes Limited | Basildon | 2019 |
| ABP Maintenance Ltd | Tonbridge | 1999 |
| ABP Openshaw Homes Ltd | Bexley | 2022 |
| ABP Project Management Limited | Eastleigh | 2001 |
| ABP Services Limited | Stockport | 2020 |
| Abp-Integra Limited | Northbank Estate Irlam | 2000 |
| Abphia Farms Limited | London | 2022 |
| Abphia Limited | London | 2021 |
| Abplumbingbuilding Ltd | London | 2025 |
| Abpro Interior Limited | Romford | 2022 |
| Abprop Limited | Portstewart | 2017 |
| Abprotectivecoatings Ltd | Newcastle Upon Tyne | 2023 |
| Abps Construction Ltd | London | 2021 |
| ABQ Power Services Ltd | Enniskillen | 2010 |
| ABQ Workshop Limited | Hove | 2014 |
| Abqs Limited | Bartley | 2013 |
| ABR Access Solutions Ltd | Dundee | 2023 |
| ABR Alterations, Building & Roofing Ltd | Gateshead | 2006 |
| ABR Builders Ltd | West Kensington | 2013 |
| ABR Building Limited | Ebbsfleet Valley | 2017 |
| ABR Building Services Ltd | Benfleet | 2021 |
| ABR Building Solutions Ltd | London | 2024 |
| ABR Construction (Cobnash) Limited | Chesterfield | 2025 |
| ABR Construction Limited | Newark | 2015 |
| ABR Construction Services Limited | Harrow | 2024 |
| ABR Contracts Ltd | Lochgilphead | 2025 |
| ABR Dawson Properties Ltd | Maidstone | 2019 |
| ABR Developments Ltd | Derby | 2026 |
| ABR Electrical Contractors Ltd | Glasgow | 2020 |
| ABR Electrical Contracts Ltd | Hinckley | 2020 |
| ABR Electrical Ltd | Beckenham | 2026 |
| ABR Electrical Services (South Wales) Ltd | Swansea | 2014 |
| ABR Granite & Quartz Ltd | Manchester | 2025 |
| ABR Holdings London Ltd | Creaton | 2025 |
| ABR Holdings Northampton Ltd | Creaton | 2025 |
| ABR Joinery Limited | Halifax | 2016 |
| ABR Plumbing and Heating Ltd | Glasgow | 2024 |
| ABR Projects Limited | Sheffield | 2011 |
| ABR Scaffolding Ltd | Creaton | 2009 |
| ABR Woodcraft Limited | London | 2009 |
| ABR4 Ltd | Leicester | 2025 |
| Abra Proptech Ltd | London | 2024 |
| Abra UK Limited | Suite 3653 | 2004 |
| Abracore Limited | London | 2004 |
| Abraham & Sons Roofing Ltd | St. Helens | 2025 |
| Abraham Construction Ltd | Halesowen | 2024 |
| Abraham Installations Limited | Armagh | 2015 |
| Abraham Investments Limited | Leighton Buzzard | 1982 |
| Abraham Progressive Club Ltd | Oldham | 2024 |
| Abraham Scaffolding Limited | Stevenage | 2015 |
| Abraham Shaw Limited | West Yorkshire | 2003 |
| Abraham.S.Constructions Limited | Bristol | 2021 |
| Abrahams and Kelly Plumbing and Heating Ltd | London | 2022 |
| Abrahams Electrical Ltd | Edgware | 2016 |
| Abrahams Hill Properties Limited | Bolton | 2025 |
| Abraj Alnaeem Technical Services Ltd | London | 2025 |
| Abraj Real State and Development Ltd | Manchester | 2025 |
| Abram Investments Ltd | London | 2026 |
| Abram Scaffolding Ltd | Ipswich | 2023 |
| Abramik Electrical Services Ltd | Lincoln | 2026 |
| Abrams Building and Carpentry Limited | Wellingborough | 2017 |
| Abrant Turk Ltd | Barking | 2017 |
| Abrasion Ltd | Pontypool | 2025 |
| Abrasive Wheels Ltd | Glasgow | 2025 |
| Abraski Services Limited | Wigan | 2025 |
| Abraxus Holdings Limited | London | 2014 |
| Abrb Developments Limited | Middlesex | 2026 |
| Abreuz Roofers Limited | Manchester | 2025 |
| Abrey Construction Limited | Liverpool | 2018 |
| Abrey Developments Limited | Wrexham | 2013 |
| Abrey Maintenance Ltd | Cambridge | 2015 |
| Abri Ltd | Belfast | 2017 |
| Abridge Construction Limited | Redcar | 2009 |
| Abridge Developments Limited | Epping | 1980 |
| Abridge Electrical Services Limited | Gants Hill Ilford | 2007 |
| Abridge Fire Limited | Rainham | 2017 |
| Abridge Power and Lighting Limited | Epping | 2010 |
| Abridge Property Services Limited | Gravesend | 2005 |
| Abridge Ventures Limited | London | 2020 |
| Abriham Ltd | Broxbourne | 2018 |
| Abriqo Ltd | Market Deeping, Peterborough | 2019 |
| Abrix Building Services Ltd | Oldham | 2026 |
| Abron Electrical Services Limited | Axminster | 2022 |
| Abroofingcladding Ltd | Troon | 2022 |
| Abrook Plant Sales Limited | Sharpenhoe | 2004 |
| Abrr Construction Limited | Cambridge, | 2019 |
| Abrs Building Services Limited | Wokingham | 2025 |
| Abruce Power Ltd | Erskine | 2016 |
| Abrudan Build Ltd | Luton | 2025 |
| ABS (Hampshire) Ltd | Fareham | 2026 |