| Adam Moore Services Ltd | Liskeard | 2025 |
| Adam Moseley Joinery & Design Limited | Blackpool | 2020 |
| Adam N Eiman Limited | Waltham Abbey | 2023 |
| Adam Naylor Quantity Surveyor Limited | Jarrow | 2021 |
| Adam Neilson Limited | Fife | 1976 |
| Adam Neville Properties Ltd | Redruth | 2024 |
| Adam Newton Building Contractor Ltd | Melton Mowbray | 2015 |
| Adam Oates Joinery Limited | Mexborough | 2015 |
| Adam Painter Ltd | Wigan | 2025 |
| Adam Painting & Decorating Ltd | Romford | 2024 |
| Adam Painting Ltd | Manchester | 2025 |
| Adam Parker Interiors Limited | Newmarket | 2024 |
| Adam Pashley Plumbing & Heating Ltd | Kendal | 2024 |
| Adam Peter Construction Ltd | Newport | 2023 |
| Adam PHS Limited | Bolton | 2017 |
| Adam Pierre Building & Carpentry Contractor Ltd | Burgess Hill | 2009 |
| Adam Pike Ltd | Sunderland | 2019 |
| Adam Plant Flooring Ltd | Broadstone | 2013 |
| Adam Plant Hire Ltd | London | 2023 |
| Adam Plumbing & Construction Limited | Brentwood | 2025 |
| Adam Plumbing Limited | Southall | 2018 |
| Adam Plumbing, Heating & Construction Ltd | Slough | 2025 |
| Adam Plumbing, Heating and GAS Limited | Chatham | 2024 |
| Adam POL Trans Limited | Birmingham | 2014 |
| Adam Properties (UK) Limited | Liverpool | 2004 |
| Adam Property Group Ltd | Stoke-On-Trent | 2024 |
| Adam Property Maintenance Ltd | Manchester | 2023 |
| Adam R Gardner Ltd | Bexleyheath | 2025 |
| Adam RAE Brook Limited | Woodford Green | 2022 |
| Adam Rail Ltd | London | 2018 |
| Adam Ranford Electrical Ltd | Newport | 2025 |
| Adam Read Traditional Building and Roofing Ltd | Millom | 2007 |
| Adam Rendering Services Ltd | Daventry | 2024 |
| Adam Renovation & Construction Ltd | London | 2025 |
| Adam Renovations Ltd | Manchester | 2026 |
| Adam Reveley Contracting Services Ltd | Bournemouth | 2023 |
| Adam Robson Electrical Ltd | Thirsk | 2015 |
| Adam Roofing Services Glasgow Ltd | Glasgow | 2026 |
| Adam Russell Construction Ltd | Rotherham | 2023 |
| Adam Scally VPR Limited | Kirkcaldy | 2026 |
| Adam Schapiro & Co Limited | Bristol | 2022 |
| Adam Scott Roofing & Building Ltd | Eastleigh | 2021 |
| Adam Sheedy Limited | Caldicot | 2019 |
| Adam Short Painting & Decorating Ltd | Salisbury | 2020 |
| Adam SK Construction Ltd | London | 2025 |
| Adam Slatter Limited | Shaftesbury | 2017 |
| Adam Smith Brickwork Limited | Nottingham | 2015 |
| Adam Smith Consultants Limited | Burton-On-Trent | 1999 |
| Adam Smith Property Services Ltd | Stockton-On-Tees | 2026 |
| Adam Snowball Welding Limited | Hartlepool | 2019 |
| Adam Solution Limited | Birmingham | 2019 |
| Adam Southern Developments Ltd | Rayleigh | 2019 |
| Adam Southern Kitchens Ltd | Bolton | 2021 |
| Adam Southgate General Building Ltd | Romford | 2022 |
| Adam Stabler Joinery Ltd | Ossett | 2025 |
| Adam Steel Fittings Limited | Slough | 2015 |
| Adam Streatfield Limited | Craven Arms | 2022 |
| Adam Street Properties Limited | Cardiff | 2016 |
| Adam Stringer Joinery and Building Limited | Whitby | 2015 |
| Adam Suffolk Flat Roofing Ltd | Wigston | 2017 |
| Adam Tavern Joinery Ltd | Linlithgow | 2024 |
| Adam Taylor Plumbing & Heating Limited | Essex | 2003 |
| Adam Toone Services Limited | Leicester | 2016 |
| Adam Urban Construction Ltd | Bournemouth | 2017 |
| Adam Walkden Limited | Ashbourne | 2014 |
| Adam Wallis Independent Damp and Timber Consultant Limited | Layer-De-La-Haye | 2022 |
| Adam Wallis Independent Damp and Timber Training and Corporate Company Limited | Layer De-La-Haye | 2023 |
| Adam Wells Flooring Limited | Northampton | 2022 |
| Adam West Property Development Limited | Horley | 2024 |
| Adam West Windows & Joinery Ltd | Scunthorpe | 2022 |
| Adam White Joinery Limited | Cheadle Hulme | 2021 |
| Adam Wilce Limited | Colchester | 2019 |
| Adam Wiles Plumbing & Tiling Ltd | York | 2021 |
| Adam Williams (Neath) Electrical Ltd | Neath | 2025 |
| Adam Williams Electrical Limited | Stafford | 2022 |
| Adam Wilson Ltd. | Upminster | 2013 |
| Adam Windows Rochdale Limited | Rochdale | 2017 |
| Adam Woodhouse Windows Ltd | Bideford | 2017 |
| Adam Worsick Joinery Limited | Halifax | 2019 |
| Adam Yews Joinery Ltd | Peterlee | 2018 |
| Adam Zielinski Construction Ltd | Southampton | 2017 |
| Adam&Sons Builders Ltd | London | 2023 |
| Adam's Classic Flooring Ltd | Morden | 2020 |
| Adam's Concrete Pumping Services Ltd | Birmingham | 2017 |
| Adam's Decorating Solutions Ltd | Basingstoke | 2026 |
| Adam's Decorators Ltd | Carnforth | 2020 |
| Adam's Painters & Decorators Ltd | London | 2013 |
| Adam's Piling Labour Essex Ltd | Clacton-On-Sea | 2026 |
| Adam's Plumbing & Maintenance Limited | Leeds | 2019 |
| Adam's Plumbing Service Limited | Reading | 2024 |
| Adam's Property Restoration Limited | Wellingborough | 2017 |
| Adam's Refurbishment Service Ltd | Watford | 2016 |
| Adam's Removal Services Ltd | London | 2024 |
| Adam-Ashton & Associates Limited | London | 2011 |
| Adam.Scot Limited | Arbroath | 2022 |
| Adama Developments Ltd | Stevenage | 2025 |
| Adamac Plastering Ltd | Billericay | 2022 |
| Adamah Contracting Ltd | Swadlincote | 2020 |
| Adamandrews Ltd | Swansea | 2018 |
| Adamant Corporation Ltd | Lincoln | 2021 |