| A & B Developments Ltd. | Devon | 1998 |
| A & B Electrical Ltd | Belfast | 2025 |
| A & B Electrical Services (UK) Limited | Manchester | 2003 |
| A & B Electrical Services Limited | Basildon | 2006 |
| A & B Enterprises Ltd | Nottingham | 2021 |
| A & B Fencing (Ciren) Ltd | Peterborough | 2013 |
| A & B Flooring Ltd | Aylesford | 2017 |
| A & B Glass Holding Company Limited | Sudbury | 2011 |
| A & B Groundworks Limited | Pontefract | 2020 |
| A & B Group Limited | Banbury | 2005 |
| A & B Home Improvements Limited | Blandford Forum | 2002 |
| A & B Homes (South) Limited | Alresford | 1988 |
| A & B Interior Projects Limited | Sheffield | 2012 |
| A & B Joinery Solutions Ltd | Edinburgh | 2026 |
| A & B London Construction Services Limited | Barnet | 2005 |
| A & B Maintenance Ltd | Hereford | 2019 |
| A & B Plastering and Screeding Limited | Staffordshire | 2014 |
| A & B Platinum Decorators Limited | Stoke-On-Trent | 2003 |
| A & B Plumbing & Heating (Thaxted) Limited | Bishop'S Stortford | 2007 |
| A & B Property Developments Limited | Beaconsfield | 2014 |
| A & B Response Ltd | Adderbury, Banbury | 2021 |
| A & B Services (Leics) Ltd | Nuneaton | 2013 |
| A & B Services (Liverpool) Limited | Liverpool | 2021 |
| A & B Services Limited | Purfleet | 2015 |
| A & B Surfacing Ltd | Torquay | 2022 |
| A & C Brothers Ltd | Watford | 2016 |
| A & C Builders High Peak Limited | Buxton | 2026 |
| A & C Builders Limited | London | 2009 |
| A & C Building Solutions Ltd | Woking | 2016 |
| A & C Civil Engineering Ltd | Liverpool | 2020 |
| A & C Commercial Glazing Limited | Birmingham | 1986 |
| A & C Construction (Bristol) Limited | Winford | 2009 |
| A & C Construction (Yorkshire) Limited | Barnsley | 2020 |
| A & C Construction Properties Limited | Stockport | 2021 |
| A & C Contractors Limited | Gillingham | 2017 |
| A & C Contracts Limited | Stoke-On-Trent | 2026 |
| A & C Developments (UK) Ltd | Great Dunmow | 2014 |
| A & C Developments South West Ltd | Holsworthy | 2023 |
| A & C Ductwork Ltd | Kingswinford | 2003 |
| A & C Electrical Services (UK) Limited | Stafford | 2012 |
| A & C Electrical Services Limited | Southend On Sea | 2011 |
| A & C Flooring Limited | Edinburgh | 2006 |
| A & C Gray Developments Ltd | Dover | 2010 |
| A & C Heating and Plumbing Limited | Greenford | 2010 |
| A & C Hobbs Limited | Chesham | 2020 |
| A & C Home Improvements Limited | Wimborne | 2014 |
| A & C Housing Renovations Limited | Stoke-On-Trent | 2015 |
| A & C New Electrical Limited | Kilmarnock | 2014 |
| A & C New Properties Limited | Kilmarnock | 2019 |
| A & C Plumbing & Heating Services Ltd | Heanor | 2017 |
| A & C Plumbing and Mechanical Services Ltd | Beverley | 2026 |
| A & C Property Consultancy Services Ltd | Mirfield | 2024 |
| A & C Property Solutions Ltd | Knaphill | 2023 |
| A & C Services (Oxford) Limited | Oxfordshire | 2001 |
| A & C Stirling Limited | Pudsey | 2024 |
| A & C Storey Groundworks Ltd | Stanley | 2022 |
| A & C SW Limited | Plymouth | 2005 |
| A & C Thermal Limited | Basildon | 1997 |
| A & CM Engineering Limited | Dumfries | 2024 |
| A & Co Building Services Ltd | London | 2024 |
| A & Co Shutters Ltd | Manchester | 2024 |
| A & D Automation Limited | Walsall | 2015 |
| A & D Blacksmiths Ltd. | Stirling | 2013 |
| A & D Bricklaying Services Ltd | Merthyr Tydfil | 2018 |
| A & D Brown Builders Ltd | Keighley | 2018 |
| A & D Builders (UK) Ltd | Sutton Coldfield | 2010 |
| A & D Builders MCR Ltd | Manchester | 2025 |
| A & D Building & Joinery Ltd | Scarborough | 2024 |
| A & D Building (Surrey) Limited | Croydon | 2017 |
| A & D Building Ltd | London | 2017 |
| A & D Building Services (Grimsby) Limited | Yarm | 2009 |
| A & D Carpentry & Joinery Ltd | Birmingham | 2008 |
| A & D Carpentry Ltd | Reading | 2002 |
| A & D Commercial Services Limited | Sandbach | 2008 |
| A & D Construction & Groundworks Limited | Scunthorpe | 2025 |
| A & D Construction (Services) Ltd | York | 2012 |
| A & D Construction Kings Ltd | Kirkby | 2021 |
| A & D Construction South East Ltd | Herne Bay | 2021 |
| A & D Contractors S.E. Limited | Folkestone | 1996 |
| A & D Corporate Group Limited | Swindon | 2014 |
| A & D Dedman Limited | Surrey | 2003 |
| A & D Developments (Scotland) Limited | Perth | 2018 |
| A & D Developments Limited | Carlisle | 2014 |
| A & D Door Systems Limited | Sale | 1995 |
| A & D Drylining & Joinery Limited | Sutton-In-Ashfield | 2009 |
| A & D Electrical Contractors Limited | Bury | 2003 |
| A & D Electrical Services (Herts) Limited | Stevenage | 2017 |
| A & D Electrics Limited | Charmouth | 1997 |
| A & D Environmental Services Limited | Wrexham | 2008 |
| A & D Facades Limited | East Ham | 2016 |
| A & D Fine Finishing Ltd | Tewkesbury | 2025 |
| A & D Gardening Services Ltd | Enfield | 2019 |
| A & D Hague Developments Limited | Chippenham | 2021 |
| A & D Heath Limited | Solihull | 2003 |
| A & D Heating Limited | London | 2024 |
| A & D Home Improvements Ltd | Melksham | 2023 |
| A & D Homes (South West) Ltd | Torrington | 2023 |
| A & D Improvements Limited | Bristol | 2014 |
| A & D Investment &Development. Ltd | London | 2020 |
| A & D Maintenance Co. Limited | Essex | 1991 |