| AJB Construction Solutions Ltd | Weymouth | 2008 |
| AJB Contractors Ltd | Basingstoke | 2025 |
| AJB Cooling Ltd | Wantage | 2025 |
| AJB Decorating Contractors Limited | Stoke On Trent | 2012 |
| AJB Design, Joinery & Shopfitting Ltd | Manchester | 2016 |
| AJB Developments Limited | Glasgow | 2013 |
| AJB Elec Ltd | Ashford | 2025 |
| AJB Electrical (North West) Limited | Preston | 2023 |
| AJB Electrical Limited | London | 2015 |
| AJB Facades UK Ltd | Oldham | 2020 |
| AJB Formwork Limited | Reading | 2019 |
| AJB Group Limited | Bristol | 2025 |
| AJB Heating Limited | Orpington | 2018 |
| AJB Highway Fencing Ltd | Doncaster | 2024 |
| AJB Hillside Ltd | Haslingden | 2019 |
| AJB Holdings (Peterborough) Limited | Peterborough | 2010 |
| AJB Installations and Repairs Ltd | Borehamwood | 2026 |
| AJB Isolations Ltd | Wigan | 2026 |
| AJB Joinery Suffolk Limited | Bury St Edmunds | 2015 |
| AJB Mechanical Services Limited | Southampton | 2016 |
| AJB New Homes Limited | Wilden | 2021 |
| AJB Painters Ltd | Wolverhampton | 2026 |
| AJB Pipe Services Limited | Hull | 2023 |
| AJB Plant Hire Limited | Bath | 2005 |
| AJB Plastering & Drylining Ltd | Hemel Hempstead | 2026 |
| AJB Plastering (SW) Ltd | Newton Abbot | 2018 |
| AJB Plumbing & Building Ltd | Barnet | 2024 |
| AJB Plumbing & Heating ( Essex) Limited | Southend-On-Sea | 2018 |
| AJB Plumbing & Heating Services Limited | Taunton | 2005 |
| AJB Plumbing and Heating (Berkshire) Ltd | Thatcham | 2019 |
| AJB Plumbing and Heating (Yorkshire) Ltd | Holmfirth | 2023 |
| AJB Plumbing and Heating Limited | Lincolnshire | 2005 |
| AJB Plumbing Services Ltd | Tadworth | 2020 |
| AJB Projects Limited | Stockport | 2025 |
| AJB Property & Landscape Improvements Ltd | Welwyn Garden City | 2025 |
| AJB Property Investments Ltd | Haverhill | 2023 |
| AJB Property Maintenance Ltd | Rhyl | 2024 |
| AJB Quantity Surveying Ltd | Milton Keynes | 2020 |
| AJB Quarry Services Limited | Whaley Bridge | 2020 |
| AJB Rail Limited | Derby | 2014 |
| AJB Refurbishments Limited | Stoke-On-Trent | 2024 |
| AJB Scaffolding Limited | Chelmsford | 2005 |
| AJB Services South East Ltd | Chatham | 2018 |
| AJB Setting OUT Ltd | Manchester | 2014 |
| AJB Signalling Limited | Darlington | 2019 |
| AJB Tile and Stone Ltd | Hinckley | 2020 |
| AJB Utilities Ltd | Bristol | 2022 |
| AJB Windows Doors and Conservatories Ltd | Derby | 2021 |
| Ajbb Construction Limited | Coventry | 2008 |
| Ajbbs Limited | Barnsley | 2017 |
| Ajbconcrete Ltd | Rainham | 2025 |
| Ajbp Ltd | Llanelli | 2018 |
| Ajbrewster Ltd | Newport | 2026 |
| Ajbs Group Ltd | Ashton In Makerfield | 2025 |
| AJC (Midlands) Limited | Halesowen | 2007 |
| AJC Bathrooms Limited | Eastleigh | 2003 |
| AJC Brickwork Ltd | Wigan | 2018 |
| AJC Builders Limited | Manchester | 2001 |
| AJC Building Contractors Ltd | Shetland | 2019 |
| AJC Carpentry Southern Limited | Hook | 2011 |
| AJC Civils and Projects Ltd | Leicester | 2023 |
| AJC Construction (NW) Limited | Abergele | 2016 |
| AJC Construction (West Midlands) Ltd | Tamworth | 2023 |
| AJC Construction Group Limited | London | 2015 |
| AJC Construction Scotland Limited | Aberdeen | 2001 |
| AJC Construction Services Ltd | Harlow | 2017 |
| AJC Contractors (South East) Ltd | Worthing | 2009 |
| AJC Contractors Ltd | Cardiff | 2018 |
| AJC Decor Ltd | Stockton-On-Tees | 2024 |
| AJC Electrical Contractors Limited | Stockton-On-Tees | 2022 |
| AJC Electrical Installations Ltd | Aylesbury | 2015 |
| AJC Electrical Services Limited | London | 2006 |
| AJC Electrical Solutions Limited | Caerphilly | 2013 |
| AJC Electrics Limited | Stockton-On-Tees | 2017 |
| AJC Elevators Limited | Leicester | 2013 |
| AJC Environmental Ltd | Snodland | 2018 |
| AJC Finishes Ltd | Dudley | 2025 |
| AJC Fire Stopping Limited | Hurst | 2021 |
| AJC Future Homes Limited | Cirencester | 2025 |
| AJC Heating & GAS Limited | Orpington | 2018 |
| AJC Homes Limited | Poole | 2017 |
| AJC Illuminations Limited | Downpatrick | 2022 |
| AJC Insulation Services Ltd | Liverpool | 2024 |
| AJC Interiors Ltd | Waltham Abbey | 2013 |
| AJC Norfolk Limited | Norwich | 2024 |
| AJC Plant Limited | Haverfordwest | 2017 |
| AJC Plumbing & Heating Limited | Redhill | 2019 |
| AJC Plumbing and Heating Services Limited | Old Harlow | 2003 |
| AJC Project Services Ltd | Wantage | 2015 |
| AJC Property Maintenance Ltd | Manchester | 2025 |
| AJC Roofing & Consultancy Limited | Cheltenham | 2024 |
| AJC Roofing and Construction Ltd | London | 2025 |
| AJC Roofing and Joinery Ltd | Carlisle | 2025 |
| AJC Roofing Ltd | London | 2009 |
| AJC Roofing Midlands Ltd | Birmingham | 2018 |
| AJC Scaffolding Ltd | Rochester | 2021 |
| AJC Utilities Ltd | Dungiven | 2018 |
| AJC Utility Ltd | Oldham | 2025 |
| AJC Wilkes Building Contractors Ltd | Redditch | 2015 |
| Ajcbuilds Ltd | London | 2020 |