Elektro-Slovenija d.o.o. (ELES) is a state-owned electricity transmission company of Slovenia. The company was funded in 1991 by the Government of Slovenia. It is an only power transmission system operator in the country. ELES operates the network of 400 kV 220 kV and 110 kV transmission lines with a total length of 2 587 kilometres (1 607 mi). The managing director of the company is Milan Jevšenak.