| Above Target Hire Ltd | Hoddesdon | 2019 |
| ABP Ireland Exports Unltd. | Northampton | 2003 |
| ABR Environment Limited | Bognor Regis | 2022 |
| Abro Waste Ltd | Glasgow | 2025 |
| ABS Enviro Ltd | Walsall | 2026 |
| ABS Metals and Waste Limited | Sheffield | 2008 |
| Absb Drainage Limited | Sheffield | 2012 |
| Absmetalrecycling Ltd | Hayes | 2026 |
| Absolute Clearance & Cleaning Ltd | Kettering | 2025 |
| Absolute Clearance Ltd | London | 2018 |
| Absolute Environmental Compliance Ltd | Sunderland | 2020 |
| Absolute Fusion Ltd | Bargoed | 2021 |
| Absolute IT Asset Disposals Limited | Derby | 2016 |
| Absolute Rubbish Ltd | Edmonton | 2023 |
| Absolute Rubbish Solutions Ltd | London | 2026 |
| Absolute Solvents Limited | Frome | 2000 |
| Absolute Waste Ltd | Cardiff | 2025 |
| Absolute Wasters Ltd | Clydebank | 2024 |
| Absolute Water Limited | Dartford | 2004 |
| Abss Skips Limited | Bedford | 2013 |
| Abss Waste Management Limited | Bedford | 2017 |
| Abundances Clearances Limited | London | 2023 |
| Abut & Co Limited | London | 2025 |
| ABW Projects Ltd | Glasgow | 2025 |
| AC Commodities Ltd | Rotherham | 2013 |
| AC Drainage Limited | Spalding | 2014 |
| AC Mezz Limited | Walsall | 2008 |
| AC Robinson Limited | Choppington | 2014 |
| AC Tyres Limited | Surtees Business Park | 2008 |
| AC Waste Clearance Ltd | Leighton Buzzard | 2025 |
| Academy Developments NO. 4 Ltd | Eastwood Close | 2024 |
| Acas Pumps Ltd | Wallsend | 2026 |
| ACC & Forest Services Limited | Southampton | 2011 |
| ACC Group Ltd | West Bromwich | 2024 |
| Acca Technologies Limited | Birkenhead | 2023 |
| Accentric (UK) Limited | Glasgow | 2012 |
| Access Control People Ltd | London | 2018 |
| Access Drainage Solutions Limited | London | 2026 |
| Access Utilities (UK) Limited | Wilmslow | 2012 |
| Acclaim First Ltd | Park Road | 2021 |
| Acclaim Services Ltd | Uxbridge | 2025 |
| Accolade Project Ltd | Southampton | 2019 |
| Accorp Trading Ltd | London | 2019 |
| Accredited Processed Metals Limited | Stockton On Tees | 1977 |
| Accrington Recycling Ltd | Manchester | 2017 |
| Accrued Plastic Limited | Burnley | 2000 |
| ACD of Lancashire Limited | Accrington | 2010 |
| ACD Skips Limited | Bridgend | 1997 |
| Ace Bates Skip Hire Limited | Belfast | 1996 |
| Ace Clearance (East Anglia) Ltd | Beccles | 2021 |
| Ace Contractors Group Limited | Dartford | 2025 |
| Ace Damp & Timber Specialists Limited | Chesterfield | 2009 |
| Ace Drainage Systems Ltd | Swanley | 2024 |
| Ace Drains (N.I.) Ltd | Lisburn | 2022 |
| Ace Facilities Management Limited | Newtownards | 2016 |
| Ace Liftaway Limited | Romsey | 2001 |
| Ace Mini Skip Hire Ltd | Wellingborough | 2025 |
| Ace of Drains Ltd | London | 2025 |
| Ace of Waste Ltd | Crawley | 2017 |
| Ace of Waste Skip Hire Ltd | Royston | 2020 |
| Ace Prolet Ltd | London | 2011 |
| Ace Prowaste Ltd | London | 2011 |
| Ace Recycle Limited | Halifax | 1992 |
| Ace Recycling (NI) Ltd | Limavady | 2014 |
| Ace Resources Ltd | Ilford | 2019 |
| Ace Reuse Limited | Kettering | 2010 |
| Ace Reuse Recycling Ltd | Kettering | 2022 |
| Ace Rubbish Limited | Dartford | 2020 |
| Ace Scrap Limited | Kettering | 2022 |
| Ace Skips Ltd | Swindon | 2014 |
| Ace Tyer Collections Ltd | London | 2023 |
| Ace Vehicle Services Limited | West Wickham | 2014 |
| Ace Waste Isle of Wight Ltd | Shanklin | 2025 |
| Ace Waste Ltd | Waltham Cross | 2025 |
| Ace Waste Removals Ltd | London | 2026 |
| Ace'Z Services Ltd | Upminster | 2024 |
| Acequip Limited | London | 1992 |
| Acetech Metals Ltd | Ilkley | 1998 |
| ACF International Ltd. | Bury | 1984 |
| ACF Ltd | Brighton | 2023 |
| Achut Recycling Ltd | Stoke-On-Trent | 2026 |
| ACI Industries Company UK Limited | London | 2005 |
| Acidms Limited | Diss | 2015 |
| ACJ Skiphire Ltd | Upminster | 2016 |
| ACL Environmental Services Limited | Chesterfield | 2011 |
| ACL Recycling Ltd | Doncaster | 2025 |
| ACL Waste Ltd | Newcastle Upon Tyne | 2024 |
| ACM Abatement Limited | Basildon | 2018 |
| ACM Environmental Limited | Telford | 1996 |
| ACM Surveying & Consultancy Ltd | Brighton | 2019 |
| Acme Skips Limited | Sheffield | 2010 |
| Acms Asbestos Removal Limited | Kidderminster | 2022 |
| Acms Waste Limited | Bromsgrove | 2017 |
| ACN Chemicals UK Limited | London | 2005 |
| Acolyte Enviro Ltd | Bristol | 2020 |
| Acorn Recyclers Limited | Loughborough | 2003 |
| Acorn Skips Limited | Rotherham | 2020 |
| Acorn Waste Tech Services Ltd | King'S Lynn | 2017 |
| ACR Environmental Wales Limited | St. Clears | 2007 |
| Acre Industrial Services Ltd | Houston By Johnstone | 1989 |