| Whiteheads Waste Management Ltd | Sheffield | 2017 |
| Whitehill Removals & Storage Ltd | Paignton | 2024 |
| Whitehills Recycling Ltd | Huntingdon | 2013 |
| Whitelance Limited | Hampton | 1986 |
| Whitelands Contracting Limited | Rickmansworth | 2019 |
| Whitemoss Landfill Limited | London | 2005 |
| Whites Environmental Limited | Spalding | 2014 |
| Whites Recycling Ltd. | Nr Rushden | 1999 |
| Whites Skip Hire & Recycling Limited | Hull | 2009 |
| Whites Skip Hire Limited | Hull | 2014 |
| Whiteside Property Management Limited | London | 2014 |
| Whitewatergroupuk Limited | Eastbourne | 2024 |
| Whitewolf Holdings Limited | Lanarkshire | 2009 |
| Whitkirk Waste Solutions Limited | Warsop | 2005 |
| Whitley Brook Crematorium for Pets Limited | Leeds | 2003 |
| Whitstable Metals Limited | Canterbury | 2006 |
| Whittaker's of Leek Limited | Newcastle-Under-Lyme | 2009 |
| WHY DIY Ltd | London | 2024 |
| WHY NOT Recycle Limited | Ashford | 2006 |
| WIA Global Limited | Peterborough | 2010 |
| WIA International Ltd | Peterborough | 2024 |
| Wibo Water Solutions Ltd | London | 2024 |
| Wicked Event Water Services Ltd | Gainsborough | 2011 |
| Wicked Gardeners Ltd | London | 2025 |
| Wicked Gardens Ltd | London | 2022 |
| Wicker Tyres Waste Solutions Limited | Sheffield | 2022 |
| Wicks Plant Ltd | Milton Keynes | 2025 |
| Wicks Services Limited | Doncaster | 2004 |
| Widapa Limited | Peterborough | 2012 |
| Widdington Recycling Ltd | Essex | 2018 |
| Wigan Skips Ltd | Wigan | 2023 |
| Wigan Waste Removal Limited | Wigan | 2025 |
| Wight Choice Property Services Ltd | Newport | 2018 |
| Wight House Clearance Ltd | Crowborough | 2017 |
| Wight Reclamation Ltd | East Cowes | 2006 |
| Wigston Car Breakers Limited | Wigston | 2011 |
| Wilbro Furniture Company Limited | | 1982 |
| Wilcocks Grab & Aggregates Ltd | Bradford | 2026 |
| Wilde Waste Management Limited | Ashford | 2025 |
| Wildhill Demolition and Environmental Services Ltd | St Albans | 2016 |
| Wildman Limited | London | 2010 |
| Wildmoor Grabaway Limited | Wildmoor, Bromsgrove | 2010 |
| Wildmore Renewables Limited | Stowmarket | 2013 |
| Wildon (UK) Limited | Stoke On Trent | 2006 |
| Wilf Noble Recycling Ltd | Whitby | 2016 |
| Wilflow Ltd | Inverurie | 2022 |
| Will Grab Ltd | Worksop | 2023 |
| Willbea Demolition Limited | Heathfield | 2002 |
| Willenhall Waste Collection Ltd | Willenhall | 2025 |
| Willerby Holdings Limited | Hull | 2011 |
| William Beech Skip Hire Ltd | Sandbach | 2007 |
| William Campbell Recycling Limited | Polmont | 2012 |
| William Hughes (Civil Engineering) Limited | Llangefni | 1973 |
| William Leiper & SON Limited | Newcastle Upon Tyne | 2005 |
| William Rose Drain Services Ltd | Stoke Prior | 2014 |
| William Rutherford & Sons (Holdings) Limited | Hexham | 2003 |
| William Waugh (Edinburgh) Limited | | 1981 |
| Williams & Needham Limited | Barnsley | 1977 |
| Williams a Williams CYF | Gwynedd | 2003 |
| Williams Bros Sales & Hire Limited | Paisley | 2022 |
| Williams Drain Services Limited | Carmarthen | 2016 |
| Williams Express Limited | Milton Keynes | 2012 |
| Williams Metals Recycling Limited | Bristol | 2008 |
| Williams of Bordon Limited | Alresford | 1995 |
| Williams Recycling Centre Limited | Hinckley | 2002 |
| Williams Skip Hire Limited | Newtown | 2026 |
| Willow & Green Ltd | Ashford | 2019 |
| Willow Environmental Ltd | Upper Norwood | 2019 |
| Willow Tyres Ltd | Lingfield | 2015 |
| Willow Waste (SE) Ltd | Maidenhead | 2025 |
| Willow Waste Ltd | Maidenhead | 2015 |
| Willowholme Auto Salvage Ltd | Carlisle | 2015 |
| Willows Waste Limited | Havant | 2022 |
| Wills & Co Energy Limited | Usk | 2018 |
| Wills Skip Hire Ltd | Harlow | 2019 |
| Willshees Waste & Recycling Limited | Burton On Trent | 2012 |
| Willsher Plant (Cornwall) Ltd | Bodmin | 2013 |
| Wilmond Waste Limited | Hereford | 2025 |
| Wilrose Environmental Limited | Guildford | 2015 |
| Wilson Environmental Ltd | Halstead | 2014 |
| Wilson Recycling Limited | Alton | 2013 |
| Wilson Skips Limited | Hersden | 2006 |
| Wilson Waste Removal Ltd | Thornton-Cleveleys | 2025 |
| Wilson's Waste Services Ltd | Dartford | 2026 |
| Wilsons Waste Ltd | Doncaster | 2025 |
| Wilstead Haulage Limited | Bedford | 2019 |
| Wilstead Skip & Grab Hire Limited | Haynes West End | 2024 |
| Wilted Services Ltd | Bedford | 2026 |
| Wilton Recovery Ltd | Yarm | 2019 |
| Wiltshire Norse Limited | Norwich | 2026 |
| Wiltshire Wood Recycling Community Interest Company | Chippenham | 2005 |
| Wimborne and Poole Skip Hire Ltd | Wimborne | 2008 |
| Wimborne Demolition & Waste Management Limited | Wimborne | 2016 |
| Wimborne Salvage and Demolition Ltd | Cardiff | 2020 |
| Wimborne Skips and Salvage Limited | Wimborne | 2016 |
| Winderbourne Limited | London | 1935 |
| Windleys Salvage Limited | Lincoln | 2009 |
| Windmill Services Ltd | Bootle | 2017 |
| Windmill Sustainable Business Solutions Limited | Hebburn | 2004 |
| Window Options of Cheshire Limited | Manchester | 2021 |