Zoltán Pataki has been heading the regulatory affairs function in the Hungarian E.ON group of companies since 2021, where he leads an expert team covering wide range of regulatory matters of an integrated energy company both in power and gas. Before E.ON, Zoltán spent 13 years as head of legal in an investment company interested in green energy generation, energy retail, and district heating where he provided legal support to green field project development, acquisition, litigation, contracting and also gained experience in corporate finance and capital market matters.