| 28831 | United Kingdom | Entire Business Group | Unit 2, Kingfisher Court, Denton Drive, Northwich CW9 7TT | +44 1606 374994 | https://www.entire-services.co.uk | | |
| 28832 | United Kingdom | Enviko Ltd | 16, Point Pleasant, Putney, London, SW18 1GG | +44 20 86112741 | enviko.co.uk | | |
| 28833 | United Kingdom | Enviro-Heat North West Ltd | | +44 845 6896100 | www.enviroheatnw.co.uk | | |
| 28834 | United Kingdom | Envirolec Smart Energy Solutions Limited | Unit 2, Hope Lane, Eltham, London, SE9 3TP | +44 208 0900270 | www.envirolec-ses.co.uk | | |
| 28835 | United Kingdom | Envirolec SW | 8 Oakfield Place, Cattedown Plymouth Devon PL4 0QA | +44 7971 269166 | www.envirolecsw.co.uk | | |
| 28836 | United Kingdom | Enviromental Energy Ltd | Slacks Farm, Cop Hill Side, Slaithwaite, Huddersfield, HD7 5XA | +44 7970 554567 | enviromental.org.uk | | |
| 28837 | United Kingdom | Environment Logic Ltd | 131 Hill House, 210 Upper Richmond Road, London, SW15 6NP | +44 800 9703474 | environmentlogic.com | SolarEdge Technologies, Ltd. | |
| 28838 | United Kingdom | Environmental Building Services Ltd | Cobweb Buildings, The Lane, Lyford, OX12 0EE | +44 1865 366066 | www.eb-services.co.uk | | |
| 28839 | United Kingdom | Environmental Energies Limited | Office 26, Harborough Innovation Centre, Airfield Business Park, Leicester Road, Market Harborough, Leicestershire, LE16 7WB | +44 1858 525407 | www.environmentalenergies.co.uk | Hanwha Q CELLS GmbH, SunPower Corp., JA Solar Holdings Co., Ltd. | SMA Solar Technology AG, Fronius International GmbH, Delta Energy Systems (Germany) GmbH, SolarEdge Technologies, Ltd., GoodWe Power Supply Technology Co., Ltd., Ginlong Technologies Co., Ltd |
| 28840 | United Kingdom | Environmental Roofing Services | First Floor Suite 2f Bluepits Mill, Queensway, Rochdale, OL112YW | +44 7944 883126 | www.ers-ltd.co.uk | | |
| 28841 | United Kingdom | EOM Electrical Contractors Ltd. | Unit B, Mochdre Industrial Estate, Newton, SY16 4LE | +44 1686 625242 | www.eomelectricalcontractors.co.uk | | |
| 28842 | United Kingdom | EPC Improvements Ltd. | 15-17 Russell Way CM2 0LD, Chelmsford | +44 1245 408792 | https://www.epc-improvements.co.uk | JA Solar Holdings Co., Ltd., LG Electronics, Inc. | Enphase Energy, Inc., SolarEdge Technologies, Ltd., SolaX Power Network Technology(Zhejiang) Co.,Ltd. |
| 28843 | United Kingdom | Epitome Power UK Limited | 128 Cannon Workshops Cannon Drive, London, E14 4AS | +44 203 1435239 | www.epitomepower.com | | |
| 28844 | United Kingdom | EPL Midlands Ltd. | Suite 3, 29B High Street, Bridgnorth, Shropshire, WV16 4DB | +44 7590 396353 | www.eplmidlands.co.uk | | |
| 28845 | United Kingdom | Equiptest | The Old Parlour Latteridge, Bristol BS37 9TS | +44 1454 222882 | https://equiptest.co.uk | | |
| 28846 | United Kingdom | ESE Services Ltd. | Liverpool Business Centre, Liverpool, Merseyside. L24 9HJ | +44 1514 482860 | eseservices.co.uk | | |
| 28847 | United Kingdom | ESI Ltd | Brockalee, Bardon Mill, Hexham, Northumberland, NE47 7JT | +44 1434 213015 | www.esi-ltd.co.uk | | |
| 28848 | United Kingdom | ESM Power Limited | Woodford House, 44 North Farm Road, Scunthorpe, North Lincolnshire DN17 2AY | +44 1724 847325 | www.esmpower.co.uk | Schneider Electric SA | |
| 28849 | United Kingdom | ESP Energy | Hazel Hollow, Stapleton, Shrewsbury, Shropshire, SY5 7EJ | +44 1743 718003 | www.espenergy.co.uk | Canadian Solar Inc. | SMA Solar Technology AG, Fimer S.p.A. |
| 28850 | United Kingdom | The Engineering Support Partnership Ltd | 13 Quay Level, St Peter's Basin, Newcastle Upon Tyne, NE6 1TZ | +44 7831 379766 | www.espprojects.com | | |
| 28851 | United Kingdom | Expert Solar Solutions | 35 Colworth House, Colworth Park, Sharnbrook, Bedford, England, MK44 1LQ | +44 330 1332321 | www.expertsolarsolutions.co.uk | | |
| 28852 | United Kingdom | ESS & Solar Solutions Limited | 12 Oberon Court, London, England, E6 1BF | +44 1279 881323 | www.essandsolarsolutions.co.uk | | |
| 28853 | United Kingdom | Essex Solar Power Systems | Essex | +44 845 5120685 | www.essexsolarpowersystems.co.uk | Canadian Solar Inc., Sharp Energy Solutions Europe | |
| 28854 | United Kingdom | Eternal Energy Ltd. | 22 Foxglove Close, Woodham, Newton Aycliffe DL5 4PF | +44 1325 496506 | www.eternalenergyltd.co.uk | | |
| 28855 | United Kingdom | Eternal Energy Systems Ltd | Unit 52, Joseph Wilson Industrial Estate, Millstrood Road, Whitstable, Kent, CT5 3PS | +44 1227 262699 | www.eternalenergysystems.co.uk | | |
| 28856 | United Kingdom | Ethical Power Ltd | Unit 9, Dunchideock Barton, Dunchideock, Exeter, Devon, EX2 9UA | +44 1726 218618 | www.ethical-power.com | | |
| 28857 | United Kingdom | eThompson & Son Ltd. | 404 Blackpool Road Ashton, Preston Lancashire PR2 2DX | +44 1772 726962 | www.ethompson.co.uk | | |
| 28858 | United Kingdom | Eurocooling Algarve | 900, R. Nova 6, Boliqueime , Algarve | +351 289 369241 | eurocoolingalgarve.net | | |
| 28859 | United Kingdom | EV Solar | | +44 800 0478728 | www.evsolar.co.uk | | |
| 28860 | United Kingdom | Evans Electrical Ltd. | 59 Waterloo Road, Cardiff, CF23 9BL | +44 2920 493307 | www.evanselectricalltd.co.uk | | |