BillionaireNet
Jung-jin
Seo Jung-jin
Rank #521
SOUTH KOREAHealthcareBiotech

Seo Jung-jin

Net Worth
$7.193B
-1.57% (24h)
Seo Jung-jin, born October 23, 1957, is a prominent South Korean businessman and the Chairman of Celltrion Group. He is a self-made billionaire who built his fortune in the biotech industry, primarily through his work with Celltrion, a company he co-founded in 2002. Celltrion specializes in biosimilars, offering more affordable versions of critical biologic treatments. Seo's career includes experience at Samsung Electronics and Daewoo Motors before founding Nexol in 1999, which later became Celltrion's global marketing affiliate. He is recognized for his sharp ability to identify core issues and drive innovation, with a focus on expanding into global markets and developing new drugs. As of December 2024, his net worth is estimated to be $7.2 billion.

The Full Dossier

Early Life and Education

Seo Jung-jin was born in Cheongju, South Korea. He graduated from Jemulpo High School. He earned a Bachelor of Industrial Engineering and a Master of Business Administration from Konkuk University.

Career

Seo Jung-jin began his career at Samsung Electronics and later worked as a consultant for Daewoo Motors. He founded Nexol in 1999, a company that later became Celltrion Healthcare. In 2002, he co-founded Celltrion, which focuses on biosimilars. Seo retired from Celltrion in March 2021, but returned as chairman in March 2023.

Rise to Success

Under Seo's leadership, Celltrion became the first company to receive regulatory approval for a biosimilar monoclonal antibody. The company's portfolio expanded to include biosimilars for critical therapeutic areas such as oncology and autoimmune diseases. In 2020, Celltrion generated $1.6 billion in revenue and $440 million in profits, significantly boosted by a Covid-19 antibody treatment drug. By June 2021, his net worth reached $13 billion, making him the richest person in South Korea at the time.

Key Business Strategies

Seo's strategic vision included innovation in biopharmaceuticals, leading Celltrion to develop its own novel biologics alongside biosimilar products. This dual approach diversified the company's offerings and positioned it as a leader in both biosimilar and biologic drug development.

Philanthropy

Information on specific philanthropy amounts was not found in the search results.

Career Timeline

2023

Returned as Chairman of Celltrion Group

Resumed leadership after stepping down in 2021.

2002

Cofounded Celltrion

Established Celltrion, a biopharmaceutical company focusing on biosimilars.

1999

Founded Nexol

Founded Nexol, which later became Celltrion Healthcare.

1991

Planning and Finance Advisor at Daewoo Motors

Rose to an executive position at Daewoo Motors.

1983

Began career at Samsung Electro-Mechanics

Started his professional journey in the electronics sector.

Wealth Trajectory