Paddy Hayes has been appointed as the new Chief Executive of ESB and will take over from Pat O'Doherty who is retiring.
Mr Hayes joined ESB from British Steel in 1999 and was appointed Managing Director of ESB Networks in 2018.
Prior to this he held the position of Executive Director, Generation and Wholesale Markets.
"Mr Hayes takes over the role at a challenging time for the country, the industry and the company," said Terence O'Rourke, Chairman of ESB.
"He brings enormous business experience, expertise and a track record of achievement to the role," Mr O'Rourke said.
Mr Hayes said he is delighted to be appointed Chief Executive.
"I am delighted and honoured by the trust placed in me and looking forward to working with the board and everyone in ESB as, together, we play our part in delivering a low carbon future based on clean electricity," he said.
