Petroliam Nasional Berhad is interested in buying a controlling stake in Daewoo Engineering & Construction Co., Ltd. (KOSE:A047040), a South Korean newspaper reported. Petronas is considering acquiring the 50.75% stake owned by Korea Development Bank, Maeil Business Newspaper reported, citing unnamed investment banking sources. A KDB spokesman declined comment on the report of Petronas' interest. Petronas was not immediately available for comment. Daewoo E&C declined to comment.