| A & M Construction Stoke Ltd | Stoke-On-Trent | 2018 |
| A & M Construction SW Ltd | Truro | 2022 |
| A & M Contract Services Limited | Northampton | 1999 |
| A & M Contractors Limited | Southampton | 2006 |
| A & M Creations Ltd | Worcester | 2003 |
| A & M Defence & Marine Services Limited | Wimborne | 2009 |
| A & M Developers Limited | London | 2020 |
| A & M Developments (Norfolk) Ltd | Wisbech | 2022 |
| A & M Developments London Ltd | London | 2026 |
| A & M Digi Home Solutions Limited | Sunderland | 2022 |
| A & M Driveways Limited | Derby | 2003 |
| A & M Electrical Services (Pudsey) Limited | Leeds | 2012 |
| A & M Electrical Services Sussex Limited | Haywards Heath | 2018 |
| A & M Electrics Limited | Eastleigh | 2006 |
| A & M Energy Solutions Limited | Rainford Industrial Estate | 1973 |
| A & M Falkingham Limited | Selby | 2011 |
| A & M Fencing Company Limited | Uxbridge | 2004 |
| A & M Flat Roofing Ltd | London | 2023 |
| A & M Flooring Limited | Swindon | 2009 |
| A & M Groundwork and Building Ltd | Carlisle | 2020 |
| A & M Harland Plumbing & Heating Limited | Leeds | 2015 |
| A & M Haughian Limited | Newry | 2003 |
| A & M Heating (North West) Ltd | Chorley | 2010 |
| A & M Heating (UK) Limited | St. Albans | 2007 |
| A & M Heating Plumbing Limited | London | 2024 |
| A & M Homes (SW) Limited | Taunton | 2023 |
| A & M Homes Limited | Penrith | 2005 |
| A & M Interior Projects Limited | Birmingham | 2010 |
| A & M J Mason & SON Limited | Lancaster | 2008 |
| A & M Jointers Limited | Wembley | 2008 |
| A & M Kempster Ltd | Leeds | 2024 |
| A & M Kitchen and Joinery Installations Ltd | Stourport-On-Severn | 2006 |
| A & M Land Development Limited | Beverley | 2025 |
| A & M Lofts Limited | Welham Green | 2007 |
| A & M Macrete Sales Limited | Airdrie | 1984 |
| A & M Mccormick Construction Company Limited | Bedford | 1968 |
| A & M Onsite Services Limited | Wolverhampton | 2020 |
| A & M Paving Contractors Limited | Brighton | 2004 |
| A & M Pipeline Limited | Dudley | 2014 |
| A & M Plumbing & Heating Contractors Limited | Brighton | 2009 |
| A & M Plumbing & Heating Ltd | Manchester | 2019 |
| A & M Pools Limited | Sunderland | 2016 |
| A & M Pople Limited | Eastleigh | 2002 |
| A & M Properties (Dorset) Limited | Poole | 1984 |
| A & M Property Services Ltd | Doncaster | 2022 |
| A & M Property Works Ltd | London | 2026 |
| A & M Refurbishment Limited | High Wycombe | 2007 |
| A & M Renovations Ltd | Palmers Green | 2020 |
| A & M Roofing Services Ltd | Adlington | 2020 |
| A & M Roofline Limited | Weymouth | 2015 |
| A & M Services (Essex) Ltd | Brentwood | 2015 |
| A & M Services UK Limited | Chesterfield | 2009 |
| A & M Sims Ltd | Monmouth | 2015 |
| A & M Single PLY and Rooflines Ltd | Stockton-On-Tees | 2017 |
| A & M Tiling (Chelmsford) Limited | Essex | 1987 |
| A & M Tiling Services Ltd | Crawley | 2017 |
| A & M Todd & SON Limited | Burnley | 2002 |
| A & M Universal Property Development Limited | London | 2023 |
| A & M Williams Plumbing & Heating Limited | Caernarfon | 2024 |
| A & M Window Installation Limited | Stanley | 2022 |
| A & M Yorkshire Ltd | Scarborough | 2025 |
| A & N Aleksiev Ltd | London | 2005 |
| A & N Bathrooms Limited | Ventnor | 2011 |
| A & N Ceilings & Partitions | Broseley | 2003 |
| A & N Civils Limited | Derby | 2026 |
| A & N Commissioning Limited | Hednesford | 2007 |
| A & N Contractors Ltd | Benfleet | 2025 |
| A & N Drylining Ltd | London | 2014 |
| A & N Drywall Limited | London | 2009 |
| A & N Electrical Contractors Limited | Drybrook | 2005 |
| A & N Electrical Engineering Limited | Wirral | 2014 |
| A & N Electrical Ltd | London | 2026 |
| A & N Electrical Solutions Limited | Chislehurst | 2024 |
| A & N Fireplace Services Limited | Northampton | 2007 |
| A & N Flooring Limited | Edgbaston | 2009 |
| A & N General Construct Limited | London | 2016 |
| A & N Installation Limited | Stanmore | 2025 |
| A & N Interiors Limited | Essex | 2000 |
| A & N Joiners Limited | Preston | 2015 |
| A & N Joinery Ltd | Tamworth | 2004 |
| A & N Krystal Limited | Middlesex | 2004 |
| A & N Mechanical Ltd | Chislehurst | 2022 |
| A & N Plumbing and Heating Limited | Newport | 2004 |
| A & N Plumbing Limited | Maidstone | 2003 |
| A & N Plumbing Services Limited | Cardiff | 2008 |
| A & N Property Developments (North West ) Ltd | Sale | 2010 |
| A & N Property Developments (South West ) Ltd | Bristol | 2025 |
| A & N Rendering & Plastering Ltd | Waltham Cross | 2023 |
| A & N Rendering Specialists Ltd | Cardiff | 2020 |
| A & N Roofing Contractors Ltd | Leicester | 2025 |
| A & N Stevens Limited | Exeter | 2015 |
| A & N Surrey Construction Ltd | London | 2021 |
| A & N Wardle Ltd | Shrewsbury | 2005 |
| A & NS Construction Ltd | Grimsby | 2026 |
| A & O Civils Limited | St Helens | 2022 |
| A & O Construction Services Limited | London | 2018 |
| A & O Contracts Ltd | Dagenham | 2015 |
| A & O Industries Ltd | Dereham | 2022 |
| A & P Aitken Rail Services Ltd | Tonbridge | 2018 |
| A & P Brickwork Ltd | Wigan | 2011 |