| London Waste Commodities Ltd | London | 2022 |
| London Waste Direct Ltd | London | 2026 |
| London Waste Group Ltd | London | 2022 |
| London Waste Management Ltd | Uxbridge | 2019 |
| London Waste OIL Ltd | Waltham Abbey | 2022 |
| London Waste Pros Ltd | Bury St. Edmunds | 2024 |
| London Waste Removal & Recycling Ltd | Birmingham | 2025 |
| London Waste Services Ltd | Suffolk | 2018 |
| London Waste Solutions Ltd | Alperton | 2019 |
| London Waste Warriors Ltd | Basildon | 2026 |
| London Wastemen Ltd | Hanworth | 2020 |
| London Water Cooler Ltd | London | 2025 |
| London Water Delivery Ltd | London | 2017 |
| London Weee Recycle Ltd | Dunstable | 2025 |
| London Zero Waste Ltd | London | 2025 |
| Londoners Waste Limited | London | 2021 |
| Londonewaste Ltd. | London | 2009 |
| Londonwaste Recycling Limited | London | 1998 |
| Londonwide Waste Limited | London | 2019 |
| London’S Finest Drainage Ltd | Swanley | 2020 |
| Lone Wolf R W M Ltd | Airdrie | 2018 |
| Long Power Ltd | London | 2026 |
| Longdai Environmental Limited | Liverpool | 2026 |
| Longfield Knotweed Solutions Ltd | West Wickham | 2013 |
| Longtown Skip Hire Limited | Carlisle | 2015 |
| Longview Plumbing Ltd | Maidenhead | 2025 |
| Lonsdale Commercial Storage Limited | West Midlands | 1978 |
| LOO Hire Ltd | Upminster | 2018 |
| LOO King Limited | Glasgow | 1999 |
| Look Services Ltd | Leigh-On-Sea | 2022 |
| Lookdevis Gardeners Ltd | Edgware | 2024 |
| Loomandrainage Ltd | Dunstable | 2020 |
| Looms Group Ltd | Manchester | 2023 |
| Loop CR Ltd | Ashford | 2015 |
| Loop Management Services Limited | London | 2001 |
| Loop Recycling East Limited | Glasgow | 2020 |
| Loop Recycling Limited | Glasgow | 2019 |
| Loopbox Lite CIC | Glasgow | 2025 |
| Loopera Systems Ltd | Cockermouth | 2026 |
| Lootoo C.I.C. | London | 2012 |
| Lord Perfection Paul Company Ltd | London | 2010 |
| Lordgrade Estates Limited | West Yorkshire | 1999 |
| Lorenzo's Drainage Solutions Ltd | Ringwood | 2023 |
| Lotb Ltd | Hove | 2021 |
| Lotus ZRG Limited | Watford | 2019 |
| Lough Mallon Quarry Limited | Omagh | 2014 |
| Lough Mallon Recycling Limited | Omagh | 2017 |
| Loughborough Metals Limited | Leicester | 2023 |
| Loughs Consulting Ltd | Glasgow | 2025 |
| Louie,S Autos Ltd | Walsall | 2017 |
| Love 2 Recycle Ltd | Swansea | 2010 |
| Love Recycling Ltd | London | 2024 |
| Love Rubbish Limited | Potters Bar | 2026 |
| Love Storage Ltd | London | 2022 |
| Love Welfare Services Ltd | Brentwood | 2025 |
| Loveable Rogue Salvage Ltd | Oldham | 2017 |
| Lovejunk Limited | London | 2020 |
| LOW Plains Water Limited | Wigton | 2025 |
| Lowe Brothers Contract Management Limited | Essex | 2004 |
| Lower Woodford Management Company Limited | Wiltshire | 1999 |
| Lowery Waste Ltd | Bedford | 2021 |
| Lowes Metals and Recycling Limited | London | 2018 |
| Lowes Metals Ltd | Stanford Le Hope | 2022 |
| Lowfield Road Dismantlers Ltd | Barnsley | 2009 |
| Lowmac Alloys Limited | | 1973 |
| LPC Solutions Limited | Sittingbourne | 2013 |
| LPM Waste Management Ltd | Swansea | 2021 |
| LR Drainage Solutions Limited | Wakefield | 2025 |
| LR Environmental Services Limited | Higham Ferrers | 2025 |
| LR Waste Disposal Limited | Wallsend | 2025 |
| Lrag (UK) Limited | Nottingham | 2025 |
| LRC (Watford) Limited | Watford | 2011 |
| Lres-Uk Ltd | Sheffield | 2012 |
| LRM Removals Ltd | Mildenhall | 2025 |
| LS Choules Limited | Winchester | 2016 |
| LS Cooper Services Ltd | Stourport-On-Severn | 2019 |
| LS Environmental Services Ltd | Doncaster | 2025 |
| LS Waste Management Ltd | Bexley | 2026 |
| LS Waste Services Ltd | Tamworth | 2025 |
| Ls&I Limited | Liverpool | 2024 |
| LS20 Ltd | Preston | 2016 |
| LSJ Asbestos Services Ltd | St. Ives | 2021 |
| LSR Drain Services Ltd | Aylesbury | 2023 |
| LSS LOO Hire Limited | Warlingham | 2024 |
| LSS Skip Hire & Waste Clearance Ltd | Warlingham | 2026 |
| LSS Skip Hire Limited | Waltham Abbey | 2025 |
| Lstk Recycling Limited | London | 2026 |
| Lswp Properties Ltd | Elland | 2022 |
| LT Demolition Ltd | Milton Keynes | 2014 |
| LT House Removals Limited | Scarborough | 2025 |
| LTB Clearance & Waste Disposal Ltd | Orpington | 2024 |
| Ltd Tyres Recycling Limited | Leeds | 2023 |
| LTM Compliance (Dorking) Limited | Cranleigh | 2013 |
| LTM Compliance (Milton Keynes) Limited | Bedford | 2013 |
| LTM Compliance (UK) Limited | Nottingham | 2014 |
| LTM Compliance Limited | Nottingham | 2013 |
| LTM Waste Management Ltd | Wigan | 2015 |
| LTS Consultancy Ltd | March | 2018 |
| LTS Grab Hire Ltd | Sutton | 2018 |
| LTS Recycling Ltd | Queenborough | 2022 |