ECE´s core business is supplying electricity in Slovenia where it holds an approx. 20% market share, which makes it the largest in the country. In 2019, the total sales of electricity were at 2.72 TWh. ECE supplies customers with natural gas, wood pellets & biomass, and since 2019, it has also provided PV (photovoltaic) systems and other RES (renewable energy sources) for household customers. It was the first energy supplier in Slovenia to offer all households and small business customers the possibility of buying electricity entirely produced from renewable sources. There are more than 180,000 metering points along the company’s supply network. ECE customers include both businesses and households.