| 3AAA’S Limited | Rochdale | 2020 |
| 3B Confidential Shredding Limited | Ipswich | 2017 |
| 3B Recycling and Waste Management Ltd | Ipswich | 2021 |
| 3B Recycling Limited | Ipswich | 2016 |
| 3B Waste and Recycling Ltd | Ipswich | 2021 |
| 3B Waste Limited | Ipswich | 2021 |
| 3B Waste Management Limited | Ipswich | 2021 |
| 3C Waste Limited | Doncaster | 1991 |
| 3D Environmental Limited | Leyland | 2015 |
| 3DPW Ltd | Bradford | 2021 |
| 3K Cleaning & Maintenance Ltd | Clacton-On-Sea | 2025 |
| 3R Technology UK Limited | Preston | 2018 |
| 3RS International (UK) Limited | Tenbury Wells | 2025 |
| 3RS International Limited | Tenbury Wells | 2019 |
| 3RUK Ltd | Droitwich | 2017 |
| 3SIC Ltd | Penryn | 2019 |
| 3TEK Recycling Ltd | Daventry | 2009 |
| 4 B Recycling Ltd | Glasgow | 2020 |
| 4 Counties Solutions Ltd | Cardiff | 2019 |
| 4 Drain Sake Limited | Stafford | 2021 |
| 4 LAD Group Ltd | Eastleigh | 2020 |
| 4 Paddock Limited | Braunton | 2014 |
| 4 Seasons Grab Hire Ltd | Harwich | 2017 |
| 404 Page Ltd | Liverpool | 2024 |
| 44 Bourne END Lane Management Company Limited | Hemel Hempstead | 2012 |
| 44 Fuels Ltd | Doncaster | 2025 |
| 4C Recycling Ltd | Clitheroe | 2025 |
| 4DELIVERY Limited | London | 2004 |
| 4I Mechanical Services Ltd | Bury St. Edmunds | 2021 |
| 4R Recycling Limited | Knottingley | 2010 |
| 4RCENVIRONMENTAL Limited | Halesowen | 2015 |
| 4RECYCLING Ltd | Knottingley | 2006 |
| 4REGENERATION Limited | Knottingley | 2007 |
| 4SITE Services London Limited | Amersham | 2014 |
| 4TIS Group Limited | Birmingham | 2026 |
| 4WARD Group Ltd | Redruth | 2017 |
| 5 Star Cleaning & Rubbish Removals Ltd | London | 2025 |
| 5 Star Facilities Management Ltd | Cambridge | 2015 |
| 5 Star Rubbish Clearance Ltd | Walton-On-Thames | 2025 |
| 555 Drains Limited | Caterham | 2025 |
| 5ES Waste Services Ltd | Borehamwood | 2018 |
| 5NPR Ltd | Sheffield | 2026 |
| 645 Services Ltd | Wisbech | 2011 |
| 6TEEN Building Services Limited | London | 2020 |
| 7 Days (London) Ltd | London | 2012 |
| 7 Hills Waste Ltd | Sheffield | 2023 |
| 707 Limited | Telford | 2002 |
| 74 Waste Disposal Limited | London | 2024 |
| 777 Recycling Limited | Tunbridge Wells | 2025 |
| 786 Recycling Ltd | Rainham | 2024 |
| 786SERVERS Limited | Greenhithe | 2025 |
| 7DAY Junk Ltd | London | 2020 |
| 7DAYS a Week Specialist Cleaning Ltd | Ruislip, | 2026 |
| 7ELEMENT Minerals UK Ltd | Taunton | 2024 |
| 7T Aggregates Ltd | Mansfield | 2023 |
| 81 West Limited | Carmunnock | 2021 |
| 85 Aggregates Limited | Ipswich | 2025 |
| 85 Degrees Renewable Limited | Barnet | 2021 |
| 911 Clearance & Waste Services Ltd | Chatham | 2024 |
| 99P Recycling Limited | Manchester | 2007 |
| A & a Drain Services Limited | Manchester | 1997 |
| A & a Garden Care Limited | Carnforth | 2003 |
| A & a Metals (Kent) Limited | East Sussex | 2007 |
| A & a Recycling Limited | Hounslow | 2018 |
| A & a Recycling Services Limited | Penrith | 2001 |
| A & B Waste Removal Limited | Stoke-On-Trent | 2025 |
| A & C Haulage Ltd | Upminster | 2026 |
| A & D Houston Limited | Worcester | 2024 |
| A & D Recycling Limited | Horley | 2022 |
| A & E Metals Limited | Preston | 2013 |
| A & G Recycling Ltd | London | 2014 |
| A & J Aquajet Limited | Ellesmere Port | 2009 |
| A & J Skips and Sons Limited | Shepperton | 2018 |
| A & K'S Trash to Treasures Ltd | Camberley | 2026 |
| A & L Vehicle Recycling Limited | Portmadog | 2005 |
| A & M Metals Limited | Ruthin | 2004 |
| A & N Resources (UK) Ltd | Lancashire | 2006 |
| A & N Skips Limited | Northampton | 2013 |
| A & R Renewable's Ltd | Stevenage | 2025 |
| A & S Electronics Ltd | Birmingham | 2023 |
| A & S Pine Furniture Limited | Sheffield | 2000 |
| A & T (Bedford) Limited | Cottingham | 2008 |
| A &J Rubbish Removals Ltd | Chepstow | 2025 |
| A 1 Metal Recycling Limited | Lincoln | 2010 |
| A 2 B Recovery Specialists Ltd | Dartford | 2025 |
| A 2 B Skip Hire (Wirral) Limited | Merseyside | 2003 |
| A 2 Z Tyre Recycling Ltd | Swansea | 2021 |
| A a Aggregates Ltd | Goole | 2025 |
| A a Tank Supplies Group Ltd | Peterlee | 2019 |
| A a Turner Tankers Ltd | Colchester | 2018 |
| A a Waste Services Limited | Norwich | 1993 |
| A and C Waste Management Ltd | Brighton | 2025 |
| A and J Waste Services Ltd | Frome | 2017 |
| A and M Drainage Ltd | St Neots | 2012 |
| A and P Drainage Limited | Weymouth | 2016 |
| A Bakes Consultancy Limited | Cannock | 2024 |
| A Bell Cumbria Ltd | Barrow In Furness | 2023 |
| A Better Service Ltd | Charvil | 1996 |
| A Brown Drainage Services Ltd | Glasgow | 2021 |
| A Brunton Limited | Bridlington | 2015 |