Chua Sock Koong (Chinese: 蔡淑君; pinyin: Cài Shūjūn; born 1956) is the Group Chief Executive Officer (CEO) of Singapore Telecommunications. She was the company's Deputy Group CEO and Chief Financial Officer (CFO), a position she assumed in February 2006, before she took over Lee Hsien Yang's CEO post in April 2007.
Previously as a CFO, Chua was responsible for all financial functions at SingTel, including treasury and risk management.[1] Her assumption of this role was covered by The Business Times of Singapore, which applauded her broad exposure across all areas of the business," and noted her "significant role in SingTel's major acquisitions, divestments and partnerships." Fortune Magazine named her in their 2005 list of the Most Powerful Woman Leaders in Business.