] Kolmar Korea has promoted CEO and Vice President Yoon Sang-hyun to president of the firm, the company said on Sept. 1
Yoon is the eldest son of the founding Chairman Yoon Dong-han
. The junior Yoon was previously an executive at consulting firm Bain and Co. before he entered Kolmar Korea in 2009. He was promoted to vice president in 2011, and to CEO in 2015.