Duke Energy (NYSE:DUK) said Monday its board appointed current President Harry Sideris as its new President and CEO effective April 1, succeeding Lynn Good, who will retire from her management and board roles at the company.

CEO Lynn Good is retiring effective April 1 after more than a decade leading a transformative period for the Charlotte-based utility.

Utility firm Duke Energy said on Monday it has appointed insider Harry Sideris as its chief executive officer, effective April 1.

Duke Energy Chief Executive Officer Lynn Good will retire April 1, the company announced Monday, after more than a decade leading the utility giant. The new CEO will be Harry Sideris, who was promoted to role of president last year and has spent nearly 30 years at the company in a variety of roles,

Sideris will replace Lynn Good. She is retiring from her role as CEO April 1 after serving at the company for more than two decades, including nearly a dozen years as CEO. Good was also the rare female leader of a Fortune 500 company.

Harry’s nearly three-decade-long record of extraordinary accomplishments makes him uniquely qualified to lead Duke Energy.'

Lynn Good will retire as Duke Energy chair and CEO after more than 11 years, the Charlotte-based company announced Monday. Good is also retiring from her board position. Why it matters: Duke Energy is among the only 10.