Duke Energy announced two executive appointments, including Harry Sideris, currently president of Duke Energy Florida, as senior vice president and chief distribution officer for the company. Sideris succeeds Michael Lewis, who will retire effective June 30 after a 30-year career in the industry. Catherine Stempien, currently senior vice president of corporate development, will succeed Sideris as Florida state president.

(img: Harry Sideris (left), Catherine Stempien (right))