[2] Lee is also chairman of the board and President at SeAH Besteel Holdings, a major affiliate of the group.

[3] After his father and late chairman Lee Woon-Hyung died in 2013,[4] he is the largest shareholder in SeAH Holdings, owning a 44.5% of stake.

[6][7] In 2000, he majored in psychology and journalism at the University of Michigan and received an MBA from the Business School of Tsinghua.

[1] Before he started his business career, completed his military service as an active-duty soldier in the ROK Army.

[6] Lee Tae-sung has established international branches including America, Germany, Thailand and India in order to diversify and secure the family business.