Západoslovenská energetika, a.s. (ZSE) is a leading electricity and gas supplier and distributor in Slovakia with almost a 100-year history. More than a million customers rely on us every day.

We are a member of the E.ON Group - the biggest energy group in Europe - with assets on two continents, which enables our experts to promote international cooperation and knowledge sharing at all levels. The portfolio of the ZSE Group products includes global energy solutions such as smart-home, solutions using renewables or value-added services packages.

51% of ZSE shares are owned by the Ministry of Economy of the Slovak Republic and 49% by the E.ON Group.

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ZSE Group information for Investors