| 9INE Construction Limited | East Ham | 2024 |
| 9INE6IX Ltd. | London | 2023 |
| 9L Fire Protection Ltd | London | 2025 |
| 9LC Logistics Limited | Liverpool | 2021 |
| 9M Construction Limited | Northampton | 2012 |
| 9M Safety Ltd | Cranleigh | 2025 |
| 9MTB Ltd | London | 2025 |
| 9T3 Ltd | Derby | 2018 |
| 9TFIVE Interiors Limited | Rochester | 2024 |
| 9TFIVE Limited | Maidstone | 2021 |
| @ Howard's Decor Ltd | Middlesbrough | 2023 |
| @168 Integrity Construction and Decoration Limited | London | 2020 |
| @Greenstart.Dbr Ltd | Bridgwater | 2020 |
| @Heighttesting Ltd | Reading | 2024 |
| @Karlosbuilder Ltd | London | 2023 |
| @Kins Plumbing and Heating Limited | North Shields | 2023 |
| @Mosphere Ltd | Exeter | 2023 |
| @PV Drylining Ltd | London | 2019 |
| @SK Decorating Specialists Ltd | Stockport | 2019 |
| A Johnson Plumbing and Heating Limited | Preston | 2013 |
| A Lightfoot Ltd | Bolton | 2018 |
| A M Flooring (Bristol) Ltd | Bristol | 2024 |
| A $ N Tradings Limited | Ashton-Under-Lyne | 2026 |
| A & a & a Ltd | London | 2015 |
| A & a and Sons Roofing Ltd | Broxbourne | 2018 |
| A & a Ashcroft Limited | Liverpool | 2019 |
| A & a Automatics Limited | Telford | 2002 |
| A & a Builders (LDN) Ltd | Sutton | 2012 |
| A & a Builders (Surrey) Limited | Okehampton | 2014 |
| A & a Builders London Ltd | Sutton | 2018 |
| A & a Building Services (2023) Ltd | Belfast | 2023 |
| A & a Building Services (Midlands) Ltd | Lichfield | 2016 |
| A & a Cables Ltd | Liverpool | 2020 |
| A & a Ceilings to Partitions Limited | Ruislip | 2015 |
| A & a Civils Limited | Westhill | 2018 |
| A & a Construction & Surfacing Ltd | Ware | 2022 |
| A & a Construction (Bristol) Limited | Bristol | 2017 |
| A & a Construction (Middlewich) Limited | Cheshire | 2005 |
| A & a Construction (Scotland) Ltd | Broxburn | 2016 |
| A & a Construction and Rail Limited | Merthyr Tydfil | 2019 |
| A & a Construction Enterprise Ltd | London | 2011 |
| A & a Construction NE Ltd | Sunderland | 2021 |
| A & a Contracts N.E. Ltd | Newcastle Upon Tyne | 2025 |
| A & a D Hardcastle Limited | Wakefield | 2003 |
| A & a Decorators Ltd | Stirling | 2025 |
| A & a Developers Ltd | Blackburn | 2024 |
| A & a Developments NE Ltd | Sunderland | 2022 |
| A & a Double Glazing Limited | Leicester | 2019 |
| A & a Drylining Ltd | London | 2019 |
| A & a Drywall Solution Ltd | Sheffield | 2024 |
| A & a Ducting Services Limited | Stockton On Tees | 2006 |
| A & a Electrical Contractor Services Ltd | Llantwit Major | 2019 |
| A & a Electrical Contractors Limited | Aylesford | 2025 |
| A & a Elphinstone Ltd | Insch | 2015 |
| A & a Engineering Surveys Ltd | Basingstoke | 2015 |
| A & a Garage Doors Limited | Exmouth | 2009 |
| A & a GAS Service Engineers Limited | Newport Pagnell | 2004 |
| A & a Home Extensions Ltd | Harlow | 2024 |
| A & a Home Improvements Limited | Crawley | 2024 |
| A & a Installations Ltd | Gloucester | 2024 |
| A & a Interiors Limited | Southampton | 2009 |
| A & a J Bishop Ltd | Bexhill-On-Sea | 2020 |
| A & a JET Company Limited | Carshalton | 2010 |
| A & a Joinery and Building Ltd | Derby | 2021 |
| A & a L Gelder & SON Limited | Lincoln | 2006 |
| A & a Lamb Limited | Lutterworth | 2000 |
| A & a Leeman Contracts Ltd | Armagh | 2015 |
| A & a Lofts Ltd | Grays | 2018 |
| A & a Mackay (Builders) Limited | Thurso | 2003 |
| A & a Maintenace Ltd | Isleworth | 2025 |
| A & a Mechanical Services Limited | South Croydon | 2017 |
| A & a Property (NW) Limited | Ulverston | 2023 |
| A & a Property Development (Hounslow) Ltd | Hounslow | 2018 |
| A & a Property Maintenance Limited | Salisbury | 2015 |
| A & a Property Maintenance Suffolk Limited | Felixstowe | 2011 |
| A & a Property Projects Ltd | Dunstable | 2025 |
| A & a Roofing & Building Maintenance Ltd | Fareham | 2014 |
| A & a Sandhu Ltd | Birmingham | 2025 |
| A & a Scaffolding (NE) Ltd | East Boldon | 2022 |
| A & a Scaffolding (Pembs) Ltd | Pembroke Dock | 2022 |
| A & a Scaffolding Group Limited | Manchester | 2002 |
| A & a Services (Cambridge) Limited | Cambridge | 2016 |
| A & a Services (Europe) Ltd | Bedfordshire | 2003 |
| A & a Sheridan Limited | Glasgow | 2024 |
| A & a Unlimited Construction Ltd | London | 2025 |
| A & B Barker Ltd | Burnley | 2014 |
| A & B Bathroom Design Limited | Stockport | 2003 |
| A & B Buchan Limited | Alford | 2010 |
| A & B Building & Roofing Services Ltd | Stourbridge | 2012 |
| A & B Building Contractors (Benfleet) Ltd | Essex | 2006 |
| A & B Building Contractors Limited | Mitcham | 2008 |
| A & B Building Services Ltd | Barnet | 2009 |
| A & B Carpentry & Construction Limited | Mid Glamorgan | 1997 |
| A & B Carpentry Projects Limited | Tonbridge | 2018 |
| A & B Civils Limited | Chorley | 2019 |
| A & B Cleaning Services Limited | Nottinghamshire | 2005 |
| A & B Concrete Pumping Limited | Southend-On-Sea | 2017 |
| A & B Contractors Ltd | Ely | 2020 |
| A & B Contracts (N.I.) Limited | Omagh | 1998 |
| A & B Decorators Limited | Banbury | 2006 |