| Company | Location | Website |
|---|
| Evolium Technologies | Le Vigean, Cantal | Visit site |
| Evolve Development Solutions | Jacksonville, Florida | Visit site |
| Evonet Energy Ltd | Cambridge, Cambs | Visit site |
| Exactus Energy | Etobicoke, Ontario | Visit site |
| Exelon | Chicago, Illinois | Visit site |
| Exeltech | Fort Worth, Texas | Visit site |
| Exigo Recycling | Noida, Uttar Pradesh | Visit site |
| Exiom Solution | Oviedo, Asturias | Visit site |
| Expom Eco-Energy | Nowe Miasto Lubawskie, Warmian-Masurian Voivodeship | Visit site |
| Express Manufacturing, Inc. (EMI) | Santa Ana, California | Visit site |
| ExtenSolar | Fuoshan Shi, Guangdong | Visit site |
| ExtraPower | Beernem, West Flanders | Visit site |
| Extrusol | Albacete, Albacete | Visit site |
| ExxonMobil | · | Visit site |
| e-Zinc | Etobicoke, Ontario | Visit site |
| eCactus Solar UK | Rickmansworth, England | Visit site |
| eFinery | Chicago, Illinois | Visit site |
| eFuels Forum | Hoya, Lower Saxony | Visit site |
| eFuelsNow e.V. | Stuttgart, Baden-Württemberg | Visit site |
| eGauge Systems | Boulder, Colorado | Visit site |
| eNext Energy Systems | Hosur, Tamil Nadu | Visit site |
| eco-ener | Mexico City, Mexico City | Visit site |
| enPossibilities Private Limited | Bengaluru, Karnataka | Visit site |
| enSights | Austin, TX | Visit site |
| energy grid service GmbH | Bremen, Bremen | Visit site |
| eneryion GmbH | Eichenau, Bavaria | Visit site |
| enlighten.energy | Bainbridge, New York | Visit site |
| exateq GmbH | Neumarkt in der Oberpfalz, Bavaria | Visit site |