Elevion Group is a subsidiary company of the ÄŒEZ Group. Elevion Group is a leading European provider of end-to-end decarbonisation and higher energy efficiency solutions. ÄŒEZ Group is one of the ten largest energy companies in Europe, and in the Czech Republic, ÄŒEZ is the largest producer of electricity from renewable sources, which consists of hydro, wind, and photovoltaic power plants. ESCO business in Czech Republic and Slovakia is operated under the company CEZ ESCO.