| A & J Reconstructions Limited | Witney | 2016 |
| A & J Renovations Limited | Sheffield | 2021 |
| A & J Roadmarkings Ltd | Nottingham | 2022 |
| A & J Rogers Ltd | Annalong | 2017 |
| A & J Roofing (Haslemere) Limited | Alton | 2006 |
| A & J Ryan Mechanical Services Limited | Sidcup | 1989 |
| A & J Services (Southern) Limited | Herne Bay | 1999 |
| A & J Services Ltd | Rochester | 2023 |
| A & J Stead Limited | Bridlington | 2002 |
| A & J Stubbs Limited | Saltburn-By-The-Sea | 2003 |
| A & J Thomas Holdings Limited | Milford Haven | 2007 |
| A & J Thompson Limited | Taunton | 2007 |
| A & J Thompson Scaffolding Ltd | Durham | 2021 |
| A & J Viles Plumbing & Heating Limited | Middle Barton, Chipping Norton | 2012 |
| A & J Woodgrain Limited | London | 2021 |
| A & J Wright (Midlands) Ltd | Wolverhampton | 2017 |
| A & JA Thompson Building Services Ltd | Keighley | 2026 |
| A & Jison Ltd | London | 2021 |
| A & K Access Ltd | Falkirk | 2026 |
| A & K Air Conditioning Ltd | Barton Mills | 1997 |
| A & K Bathroom Fitters Ltd | Blackpool | 2019 |
| A & K Bricklaying Services Ltd | Swansea | 2019 |
| A & K Builders & Joiners Ltd | Glasgow | 2013 |
| A & K Building Services Limited | Manchester | 2002 |
| A & K Carpenters Ltd | Wembley | 2012 |
| A & K Cobb (Construction) Limited | London | 1992 |
| A & K Construction (North West) Ltd | Southport | 2017 |
| A & K Construction Limited | Colchester | 2023 |
| A & K Constructions Services Limited | Purley | 2025 |
| A & K Decor Ltd | Wigston | 2016 |
| A & K Elite Contractors UK Ltd | Slough | 2025 |
| A & K Family Holdings Ltd | Birmingham | 2018 |
| A & K Fink Limited | March | 2018 |
| A & K Flooring Contractors Ltd | Manchester | 2021 |
| A & K GBS Ltd | Preston | 2015 |
| A & K Hancock Limited | Chichester | 2016 |
| A & K Hind Limited | Keswick | 2003 |
| A & K Joinery Limited | Dudley | 2015 |
| A & K Lillig Limited | Norfolk | 2003 |
| A & K Partitioning Limited | Ruislip Manor | 1989 |
| A & K Services Sussex Limited Limited | Hailsham | 2014 |
| A & K White Maintenance Ltd | Bedford | 2023 |
| A & K Windows Limited | Beverley | 2005 |
| A & K Woodgate Limited | Lowestoft | 2003 |
| A & K Woolford Limited | Henley-On-Thames | 2003 |
| A & K. Builders Ltd. | Peterborough | 2001 |
| A & L Bricklaying Services Ltd | Swansea | 2018 |
| A & L Builders Ltd. | Cirencester | 2001 |
| A & L Builders Nottingham Ltd | Nottingham | 2020 |
| A & L Building and Plastering Limited | Birmingham | 2009 |
| A & L Building Contractors Limited | Coalville | 2020 |
| A & L Carpentry and Building Limited | Ely | 2015 |
| A & L Chapman Limited | Reading | 1997 |
| A & L Contractors Limited | West Midlands | 2004 |
| A & L Developers Ltd | Ballymena | 2020 |
| A & L Developments (Essex) Ltd | Wickford | 2024 |
| A & L Developments Ltd | Sutton Coldfield | 2019 |
| A & L Draincare Limited | Eastbourne | 2002 |
| A & L Drywall Ltd | Newhaven | 2024 |
| A & L Electrical Solutions Limited | Caldicot | 2017 |
| A & L Global Ltd | Birmingham | 2023 |
| A & L Hardingham Home Improvements (Alhhi) Limited | Waterlooville | 2002 |
| A & L Interior Construction Limited | Swanley Village | 2010 |
| A & L Mccrae Limited | Cairndow | 2003 |
| A & L Mechanical & Building Services Limited | Basildon | 2006 |
| A & L Mechanical Installations Ltd. | Kilmarnock | 2003 |
| A & L Morris Plastering & Building Limited | Swansea | 2022 |
| A & L Parry Limited | Blaenau Ffestiniog | 2012 |
| A & L Paving Limited | Northampton | 2005 |
| A & L Property Developments Group Limited | Cardiff | 2018 |
| A & L Property Maintenance Ltd | Erith | 2020 |
| A & L Roofing Leeds Ltd | Leeds | 2018 |
| A & L Roofing Services Ltd | London | 2011 |
| A & L Scaffolding Ltd | Sidcup | 2024 |
| A & L Scaffolding NW Ltd Ltd | Liverpool | 2025 |
| A & L Services (Bristol) Limited | Bristol | 2018 |
| A & L Services U.K. Ltd. | Newcastle Under Lyme | 2004 |
| A & L Steel Erectors Limited | Bristol | 2017 |
| A & L Stewart Limited | York | 2006 |
| A & L Trade Frames Limited | 12 Winckley Square | 2006 |
| A & L Williams Limited | Caernarfon | 2020 |
| A & L Window Repairs Ltd | London | 2019 |
| A & LH Roofing Specialists Ltd | Godalming | 2023 |
| A & M Allround Property Maintenance Limited | Brentwood | 2017 |
| A & M Appliance Care Ltd | London | 2025 |
| A & M Bathrooms Limited | Bishop Auckland | 2009 |
| A & M Builders Property Maintenance & Contractors Ltd | London | 2025 |
| A & M Building & Home Adaption Specialists Limited | Southampton | 2026 |
| A & M Building & Roofing Limited | Chesham | 2014 |
| A & M Building Maintenance Ltd | Telford | 2003 |
| A & M Building Services Limited | Mitcham | 2016 |
| A & M Butteree Ltd | Skipton | 2011 |
| A & M Carpenter (Bolton) Limited | Manchester | 2025 |
| A & M Carpenter Ltd | London | 2019 |
| A & M Carpenters (SW) Limited | Tiverton | 2009 |
| A & M Ceramics Limited | St Helens | 2003 |
| A & M Civils Ltd | Greengates | 2020 |
| A & M Construction (UK) Limited | Ilford | 2008 |
| A & M Construction Engineers Ltd | Leigh-On-Sea | 2018 |
| A & M Construction NW Ltd | Warrington | 2024 |