Jeffrey 'Jeff' John Leon Koo Jr. is a Taiwanese businessman, the billionaire Chairman of CTBC Financial Holding Co., Ltd. (TWSE: 2891), one of the largest commercial banks in Taiwan. His wealth is generational, tied to the Koo Family empire, founded by his great-grandfather and built by his grandfather, Jeffrey Koo Sr.

Koo Jr. received an elite education, earning an MBA from the Wharton School of the University of Pennsylvania in 1991. His career is defined by generational succession and a focus on electronic banking and technology investment. He joined Chinatrust Commercial Bank (predecessor to CTBC) in 1996, quickly rising to executive leadership.

• CTBC Financial Holding Co., Ltd. (Chairman): The core publicly traded asset, one of the largest commercial banks in Taiwan (with total assets of $270 billion in 2024).
• Academic Background: He holds an MBA from Wharton (University of Pennsylvania).
• Investment Focus: He is an expert in investing in Internet start-ups in the U.S. and Japan and oversaw the development of electronic banking at CTBC.
• Family Governance: He succeeded his father as Chairman, maintaining the Koo family's control over the financial holding.

Jeffrey Koo Jr.'s strategic leadership has focused on modernizing and globalizing CTBC Bank. He was named President of Chinatrust Commercial Bank (the core banking subsidiary) and became Chairman of CTBC Financial Holding. His structural contribution is tied to his role in originating and overseeing the development of electronic banking and digital transformation at the company, ensuring its relevance in the fintech era.

His career is marked by his time managing Crimson Capital Management and his early-stage Internet startup investments in the U.S. and Japan, reflecting his deep understanding of venture capital and technology. His wealth is secured by the colossal, long-term, stable profitability of the Taiwanese financial services sector and the Koo family's majority ownership of the diversified holding company.

Jeffrey Koo Jr.'s social impact is structural, stemming from CTBC Financial Holding's role as a massive national employer and foundational provider of essential banking, securities, and insurance services in Taiwan and internationally. His structural contribution is tied to his focus on electronic banking and digital financial inclusion.

His family's foundations support various educational and community initiatives (including CTBC University of Technology and CTBC Business School). His career is a testament to the profitability of disciplined generational stewardship and technological modernization in the financial sector.

Jeffrey Koo Jr. maintains the professional, composed style of a banking executive. His attire is consistently formal and high-quality, favoring tailored suits. His aesthetic reflects stability and immense financial authority, typical of a leader of one of Taiwan's largest banks.

Residing in Taipei, Taiwan, his luxury is the immense security and financial reward derived from his multi-billion dollar fortune. His life is dedicated to strategic banking, digital innovation, and the long-term stewardship of the Koo family's financial empire.