KB Financial Group

KB Financial Group operates as the largest financial institution in South Korea by customer base and branch network. Established as a formal holding company on September 29, 2008, the entity consolidated Kookmin Bank, which traces its lineage back to 1959 when it was founded as the Savings Bank of Korea. The group functions as a parent organization overseeing six major segments including retail banking, investment services, asset management, insurance, securities, and fintech solutions like KB Data Systems.

Headquartered in Seoul, the bank holds a critical designation as a domestic systemically important bank (D-SIB), meaning regulators view its stability as vital to the national economy. This status underscores the massive scale of operations that serve millions of customers domestically while maintaining a presence in key international markets such as the United States, China, Indonesia, and the UK.

The leadership structure underwent a significant generational shift in September 2026 when Lee Jae-keun was nominated as the new chairman to succeed Yang Sung-chul. Lee currently heads the group's global, wealth management, and SME division and has vowed to set "new standards beyond Korea." This transition accompanies a strategic pivot toward global expansion and a newly forged collaboration with Bloomberg announced in mid-September 2026 to strengthen capital market engagement. [edit]