| Ecopro Limited | Cambridge, | 2004 |
| Ecopure Ltd | East Grinstead | 2026 |
| Ecopure Solutions Ltd | Norwich | 2020 |
| Ecoradar Limited | London | 2019 |
| Ecorebel Limited | Cardiff | 2020 |
| Ecorecycle Solutions Limited | London | 2023 |
| Ecorem Tech Limited | Warrington | 2025 |
| Ecorex Asbestos Ltd | London | 2023 |
| Ecorip Ltd | London | 2025 |
| Ecosafe Envirotech Limited | London | 2025 |
| Ecosafe Recycling Ltd | London | 2019 |
| Ecosan Services Limited | Sittingbourne | 2007 |
| Ecoscienergy Limited | Ilford | 2020 |
| Ecoshyn Solutions Ltd | London | 2026 |
| Ecosmart (Wales) Limited | Cardiff | 2003 |
| Ecosse Oils Limited | Glasgow | 2016 |
| Ecostep Limited | Bristol | 2007 |
| Ecostore Limited | Bolton | 2000 |
| Ecosure Recycling Ltd | Northampton | 2025 |
| Ecosynergy Holdings Limited | Melton Mowbray | 2017 |
| Ecotech U.K. Limited | Hertford | 2019 |
| Ecotip Ltd | Liphook | 2005 |
| Ecotrash Domestic & Commercial Waste Clearance Limited | West Bromwich | 2025 |
| Ecotyres Recycling Limited | Durham | 2019 |
| Ecovend Ltd | Telford | 2008 |
| Ecowastesolutions.Ai Ltd | Glasgow | 2026 |
| Ecowater Technology Ltd | London | 2023 |
| Ecoway Enterprises Limited | Birkenhead | 2010 |
| Ecowise Waste Removal Ltd | Wetherby | 2025 |
| Ecowyse Ltd | Stoke-On-Trent | 2025 |
| Ecozi Limited | Warwick | 2007 |
| ECS Projects Waste Removal & Maintenance Ltd | London | 2024 |
| ECS Pumps Ltd | Alton | 2020 |
| ECS Remediation Ltd | Pontefract | 2019 |
| Ecsiteservices Ltd | Chesterfield | 2025 |
| Ecube Holdings Limited | Bro Tathan West | 2018 |
| Ecube Solutions Limited | Barry | 2011 |
| ED Hall Services Limited | Horncastle | 2004 |
| ED Recycling Ltd | Derby | 2026 |
| Ed's Agri Limited | Ballymena | 2021 |
| EDA Salvage Ltd | Kensworth | 2010 |
| Eddie Mcginty Limited | West Drayton | 2021 |
| Eddie Pollit Grab Hire Ltd | Bideford | 2015 |
| Eddisbury Environmental Ltd | Tarporley | 2022 |
| Eden Facilities & Property Management Ltd | Royal Wootton Bassett | 2024 |
| Eden Green Eco Solutions Limited | Mansfield | 2022 |
| Eden Home Clearance Limited | Aylesbury | 2023 |
| Eden Recycling Cumbria Ltd | Cumbria | 2008 |
| Eden Valley Oils Unlimited | Northampton | 1998 |
| Edenbeck Ltd | Chesham | 2011 |
| Edenmouth Hicks Limited | Berwick Upon Tweed | 2019 |
| Edenviro Biomass Ltd | Ludlow | 2017 |
| Edge Polymers Limited | Sale | 2023 |
| Edge Waste Limited | Bolton | 2018 |
| Edge Waste Management and Skip Hire Ltd | Bilston | 2026 |
| Edge Waste Management Limited | Sale | 2025 |
| Edgeconstruct Ltd | Chichester | 2026 |
| Edgehill Mechanical Limited | Sidcup | 2004 |
| Edgelow Events Services Ltd | Matlock | 2025 |
| Edgetime Services Limited | Merseyside | 2007 |
| Edgeway (Warwick) Limited | Rugby | 2018 |
| Edgware Granulations Ltd | Grimsby | 2018 |
| Edgware Waste Paper Recycling Limited | Hoddesdon | 2003 |
| Edinburgh Environmental Services Ltd | Edinburgh | 2019 |
| Edinburgh Property Removals Ltd | Haddington | 2026 |
| Edinburgh Recycling Ltd | Musselburgh | 2026 |
| Edinburgh Waste Company Ltd | Edinburgh | 2025 |
| Edinburgh Waste Management EWM Limited | Musselburgh | 2023 |
| Edinburgh Waste Management Limited | Dundee | 2020 |
| Edmund Proctor Limited | Darwen | 1961 |
| EDR (Wakefield) Limited | London | 2015 |
| EDS Grab Hire Limited | Harrow | 2017 |
| EDS Process Plant Solutions Limited | Sheffield | 2003 |
| EDS Rapid Ltd | Leicester | 2026 |
| Edson Services Ltd | Swansea | 2026 |
| Education for ALL Trust Ltd | Leicestershire | 2007 |
| Edviron Environmental Limited | Ware | 2011 |
| Edviron Limited | Ware | 2011 |
| Edviron Plant Hire Limited | Ware | 2011 |
| Edward Crushing & Recycling Ltd | Bury St. Edmunds | 2026 |
| Edwards & Sons Recycling Solutions Ltd | Nottingham | 2025 |
| Edwards Landscapes Limited | Widnes | 2021 |
| Edwards Power Cleaning Limited | Nantwich | 2003 |
| Edwards Safety Solutions Ltd | London | 2025 |
| Edwards Ventures (UK) Ltd | Crewe | 2016 |
| EE Waste Management Ltd | Bolton | 2026 |
| EEM Support Ltd | Maldon | 2025 |
| EEP North Limited | Urmston | 2024 |
| EEP South Limited | Urmston | 2024 |
| Eesa Waste Solutions Limited | London | 2021 |
| Eesi Contracting Limited | Bristol | 2006 |
| Eesi Equine Services Ltd | Bradford | 2019 |
| EF Plastics UK Limited | Thetford | 2013 |
| EFC Global Group Ltd | London | 2026 |
| EFE09 Limited | Leamington Spa | 2023 |
| Effective Waste Solutions Limited | Penarth | 2026 |
| Efficient Transport Solutions Ltd. | Thornton Heath | 2026 |
| Effluensis Ltd | Kendal | 2026 |
| Effluent & Site Services Ltd | Haverhill | 2007 |
| Effluent Chemicals & Services Limited | Loughborough | 2022 |