| ADP Electrical Engineering Services Limited | Nottingham | 2003 |
| ADP Electrical Services Ltd | Murton | 2025 |
| ADP Estates Limited | London | 2004 |
| ADP Group Limited | Gloucestershire | 2007 |
| ADP Homes Ltd | Windsor | 2025 |
| ADP Installations Limited | Newark | 2017 |
| ADP London Studios Ltd | Enfield | 2025 |
| ADP Plumbing & Heating Ltd | Maldon | 2019 |
| ADP Plumbing & Property Services Limited | Haywards Heath | 2022 |
| ADP Plumbwrite Ltd | Ongar | 2013 |
| ADP Property (NE) Ltd | Durham | 2014 |
| ADP Rail Limited | Birmingham | 2018 |
| ADP Renovations Limited | Manchester | 2025 |
| ADP SW Limited | Dartmouth | 2021 |
| ADP Tiling Ltd | Cardiff | 2026 |
| ADP Windows Ltd | Ruislip | 2019 |
| Adpad (Brixton) Ltd | Newton Abbot | 2017 |
| Adpad (Churston) Ltd | Newton Abbot | 2018 |
| Adpad (Okehampton) Limited | Newton Abbot | 2019 |
| Adpad Construction Limited | Newton Abbot | 2017 |
| Adparatio PM Ltd | Cheadle | 2020 |
| Adpc Property Care Ltd | Edinburgh | 2014 |
| Adph Services (Birmingham) Limited | Sedgley | 2023 |
| Adph Services Limited | Sedgley | 2019 |
| Adpr Property Developments Limited | Halifax | 2025 |
| Adprotection Limited | Sevenoaks | 1986 |
| ADR Aluminium Door Repairs Limited | Hull | 2013 |
| ADR Business Ltd | Bishop'S Stortford | 2025 |
| ADR Coming Soon Ltd | London | 2021 |
| ADR Construction Limited | Bristol | 2016 |
| ADR Construction London Ltd | London | 2021 |
| ADR Construction Management Limited | London | 2025 |
| ADR Construction Services Ltd | Larkhall | 2025 |
| ADR Constructions Drylining Ltd | Stanmore | 2022 |
| ADR Consturct Limited | London | 2025 |
| ADR Contractors Ltd | Hassocks | 2018 |
| ADR Decorators Limited | Walsall | 2007 |
| ADR Demolition Ltd | Limavady | 2019 |
| ADR Electrical Contracting Ltd | Glasgow | 2025 |
| ADR Electrical Solutions Ltd | Gillingham | 2012 |
| ADR Enterprises Limited | Andover | 2013 |
| ADR Fecu Services Ltd | Ilford | 2023 |
| ADR Fencing Scotland Ltd | Glasgow | 2024 |
| ADR General Solutions Ltd | Edgware | 2025 |
| ADR Groundworks and Excavations Limited | Rochdale | 2021 |
| ADR Heating Solutions Ltd | Rotherham | 2012 |
| ADR Home Services Ltd | Solihull | 2025 |
| ADR Jointing Limited | Nuneaton | 2018 |
| ADR Mechanical Ltd | Paisley | 2024 |
| ADR Plumbing & Heating Services Limited | Retford | 2018 |
| ADR Prime Paints Ltd | Oxford | 2022 |
| ADR Rebar Ltd | Birmingham | 2025 |
| ADR Services (Midlands) Ltd | Matlock | 2015 |
| Adr.P Ltd | Thornton Heath | 2021 |
| Adra Development Ltd | London | 2023 |
| Adraw Services Ltd | Tain | 2018 |
| Adray Construction Limited | Clacton On Sea | 2013 |
| Adrea Property Services Limited | Fowey | 2012 |
| Adref Construction Ltd | Cardigan | 2020 |
| Adrem Contracts Limited | London | 1983 |
| Adrenewables Ltd | Louth | 2022 |
| Adrent Drainage Ltd | Chessington | 2025 |
| Adrent Limited | Croydon | 2022 |
| Adrent Roofing Limited | Cardiff | 2025 |
| Adrere Ltd | London | 2024 |
| Adrg Group Limited | Loanhead | 2022 |
| Adri Roofing Ltd | Dunstable | 2022 |
| Adria Serenity Ltd | Leicester | 2022 |
| Adrian & Ursula Booth NI Ltd | Magherafelt | 2012 |
| Adrian Air Conditioning Ltd | Edgware | 2021 |
| Adrian Aircon Limited | Broxbourne | 2024 |
| Adrian and Sons Group Limited | Barnet | 2025 |
| Adrian B & Sons Groundworks Limited | Essex | 2022 |
| Adrian Baker Limited | Malton | 2026 |
| Adrian Birkhead Plumbing & Heating Ltd | Huddersfield | 2011 |
| Adrian Birsan Limited | Edgware | 2017 |
| Adrian Boja Projects Ltd | London | 2015 |
| Adrian Bran Ltd | Ilford | 2019 |
| Adrian Breck Services | Orkney | 2015 |
| Adrian Broadway Ltd | Exeter | 2021 |
| Adrian Builder's Ltd | London | 2019 |
| Adrian Building Ltd | Isleworth | 2022 |
| Adrian Cannon Construction Services Ltd | Isle Of Arran | 2021 |
| Adrian Carlan Limited | Hertfordshire | 2015 |
| Adrian Carpentry Limited | Aylesbury | 2024 |
| Adrian Carroll Limited | Barnard Castle | 2005 |
| Adrian Casey Electrical Services Ltd | Newmilns | 2015 |
| Adrian Charles Construction Limited | Sutton Coldfield | 2012 |
| Adrian Ciprian Limited | Ilford | 2014 |
| Adrian Concept Construction Ltd | Southampton | 2026 |
| Adrian Construct Ltd | Hemel Hempstead | 2012 |
| Adrian Construction Ltd | Cardiff | 2013 |
| Adrian Contractors Ltd | Westcliff-On-Sea | 2020 |
| Adrian Corey Construction Limited | Callington | 2014 |
| Adrian Davies Kitchen Fitting Ltd | Bargoed | 2019 |
| Adrian Design Ltd | London | 2009 |
| Adrian Devine Contracts Ltd | Omagh | 2014 |
| Adrian Dewhirst Upvc Windows & Doors Limited | King'S Lynn | 2004 |
| Adrian Diaper Electrical Services Limited | Barwell | 2017 |
| Adrian Dodds Joinery and Construction Ltd | Gateshead | 2019 |