• Honorary Chairman of Samchully Group
    Yi Man-deuk

    Second-Generation Owner of Korea’s No.1 City Gas Company Focused on Future Growth Engines

    Last Updated on Apr 18, 2025

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Life Summary
Yi Man-deuk is Honorary Chairman of Samchully Group and also Honorary Chairman of Samchully.

He is a second-generation owner, and his father was the late Yi Jang-kyun, co-founder of Samchully.

He is devoted to envisioning new businesses and discovering future growth engines for Samchully.

He was born on April 21, 1956, in Seoul.

He graduated from the Department of Business Administration at Korea University and completed an MBA program at International University in the United States.

In 1981, he joined Miseong Trading at Samchully Group and has since taken the lead in businesses such as coal briquettes, city gas, combined heat and power (CHP) plants, renewable energy, and overseas energy development.

He was promoted to Executive Vice President of Samchully in 1991 and to Vice Chairman of Samchully Group in 1992. In 1993, he became Chairman of Samchully. Since 2016, he has served as Honorary Chairman.

He has also served as Chairman of the Korea City Gas Association and Vice Chairman of the Seoul Chamber of Commerce and Industry.

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