| A Orchard Heating & Plumbing Ltd | New Eltham | 2019 |
| A Ostle Ltd | Wigton | 2011 |
| A Otley Limited | Rotherham | 2006 |
| A Owen & Sons Construction Services Ltd | Oswestry | 2015 |
| A Oxley & SON (Building Contractors) Ltd | Manchester | 2012 |
| A Oxley Building Contractors Limited | Manchester | 2006 |
| A P Architecture and Planning Ltd | Swansea | 2010 |
| A P B Kitchens & Bedrooms Ltd | Rochdale | 2016 |
| A P B Painting Services Limited | Dudley | 2008 |
| A P B Power & Distribution Limited | Dorchester | 2008 |
| A P Bailey Decorators Limited | Newton Abbot | 2025 |
| A P Bellenger Ltd | London | 2026 |
| A P Benson Roofing & Building Limited | Guildford | 2012 |
| A P Black Ltd | Prenton | 2019 |
| A P Bluck Limited | Scarborough | 2015 |
| A P Bowden Building Services Limited | Bournemouth | 2006 |
| A P Bowman Decorators Ltd | Ipswich | 2012 |
| A P Broutta Limited | Nottingham | 2024 |
| A P Bryant Electrical Limited | Near Maidenhead | 2008 |
| A P Build Devon Limited | Barnstaple | 2015 |
| A P Builders (Essex) Ltd | Dagenham | 2024 |
| A P Building Developments Ltd | Bedford | 2011 |
| A P C Brickwork Limited | Ashford | 2003 |
| A P C Building Services (London) Limited | Westerham | 2004 |
| A P C Contractors Ltd | London | 2006 |
| A P Carpentry & Joinery Ltd | Streetly | 2026 |
| A P Carpentry and Building Contractors Limited | Hereford | 2013 |
| A P Carpentry Limited | Bristol | 2006 |
| A P Caudle & Sons Ltd | Waltham Abbey | 2016 |
| A P Clarke Ltd | Woodbridge | 2002 |
| A P Clifton Construction Management Limited | Peterborough | 2015 |
| A P Coates Decorators Limited | Nottingham | 2008 |
| A P Connor Electrical Limited | Sudbury | 2013 |
| A P Construction (UK) Ltd | Brentwood | 2012 |
| A P Construction South East Limited | Gillingham | 2020 |
| A P Construction South Limited | Poole | 2021 |
| A P Construction UK Group Ltd | Brentwood | 2026 |
| A P Construction Works Ltd | Slough | 2016 |
| A P Contracting Limited | Altrincham | 2005 |
| A P Contracts Ltd | Colchester | 2006 |
| A P Cooling Solutions Limited | Manchester | 2004 |
| A P Cottle and SON Limited | Bude | 2006 |
| A P D Electrical Limited | Chichester | 2021 |
| A P Dale Plastering Limited | Nottingham | 2002 |
| A P Davey Ltd | Church Stretton | 2024 |
| A P Development Group NE Ltd | Sunderland | 2025 |
| A P Developments (Whitby) Limited | Whitby | 2005 |
| A P Direct Limited | Rochford | 2005 |
| A P Domestic Electrical Ltd | Loughton | 2015 |
| A P Donohue Construction (NW) Ltd | Liverpool | 2007 |
| A P Edwards Plumbing & Heating Ltd | Bristol | 2026 |
| A P Electrical & Fire Alarms Ltd | Leicester | 2014 |
| A P Electrical (Notts) Limited | Mansfield | 2009 |
| A P Electrical (Yorkshire) Ltd | Billericay | 2025 |
| A P Francis Builders Limited | Stratford-Upon-Avon | 2002 |
| A P Freeman Plasterers Limited | Dudley | 2011 |
| A P George & SON Limited | Essex | 2005 |
| A P Gilchrist Contracts Ltd | Belfast | 2019 |
| A P Gooch Limited | Dereham | 2008 |
| A P Group (UK) Limited | Wigan | 2013 |
| A P Guthrie Ltd | Burgess Hill | 2016 |
| A P H C Limited | Northwich | 2014 |
| A P H Contractors Ltd | Lichfield | 2013 |
| A P H Heating Ltd | Brixham | 2002 |
| A P H Interiors Limited | Birmingham | 2015 |
| A P Heating Limited | Weston-Super-Mare | 2006 |
| A P Holland Construction Limited | Hampshire | 2005 |
| A P Holloway Construction Limited | Banbury | 2016 |
| A P Homes Limited | Hampshire | 2003 |
| A P Homes Midlands Limited | Erdington | 2021 |
| A P Hoyland Electrical Ltd | Hemel Hempstead | 2020 |
| A P J Tiling Ltd | Stourbridge | 2018 |
| A P Joinery & Construction Ltd | Wilmslow | 2025 |
| A P Joinery (Failsworth) Ltd | Manchester | 2014 |
| A P Jones Developments Ltd | Cheltenham | 2018 |
| A P L Construction Ltd | Wishaw | 2011 |
| A P Lewis & Sons Limited | Kettering | 1928 |
| A P M Construction Limited | Northampton | 2015 |
| A P M Contracts Limited | Glasgow | 2001 |
| A P M DRY Lining Ltd | Bournemouth | 2026 |
| A P M Electrics Ltd | London | 2019 |
| A P Maddox Limited | South Molton | 2007 |
| A P Martin Electrical Limited | Longfield | 2013 |
| A P Mason Ltd | Melton Mowbray | 2011 |
| A P Mccourt Limited | Birmingham | 2016 |
| A P Mechanical Ltd | Cardiff | 2015 |
| A P Morris Limited | Chesterfield | 2020 |
| A P Osmond Thatching Limited | Dorset | 2002 |
| A P Paint Specialist Ltd | Nottingham | 2018 |
| A P Parry Carpentry Limited | Salisbury | 2011 |
| A P Plant & Commercials Ltd | Wakefield | 2019 |
| A P Plant South West Ltd | Exeter | 2025 |
| A P Plumbing & Heating Limited | Farnham | 2018 |
| A P Plumbing Heating Services Limited | Wolverhampton | 2026 |
| A P Plumbing, Isle of Wight Ltd | East Cowes | 2026 |
| A P Projects (Bury) Ltd | Bury | 2017 |
| A P Properties South East Limited | Ashford | 2015 |
| A P Property Enterprises Limited | East Sussex | 2006 |
| A P Property Maintenance Ltd | Birmingham | 2018 |
| A P Q Properties Limited | Bracknell | 2010 |